主營:木鈣,木鈉,木鎂,堿木素,混凝土防腐劑
所在地:
天津 天津 武清區(qū)
產(chǎn)品價格:
電議(大量采購價格電議)
最小起訂:
1
物流運費:
買家承擔運費
發(fā)布時間:
2013-01-05
有效期至:
2013-02-05
產(chǎn)品詳細
<p class="MsoNormal" style="text-align: center; text-indent: 8.85pt; margin: 0cm 0cm 0pt -8.9pt; mso-char-indent-count: .49; mso-para-margin-left: -.85gd;" align="center"><strong style="mso-bidi-font-weight: normal;"><span style="font-size: 18pt;" lang="EN-US">HEA</span></strong><strong style="mso-bidi-font-weight: normal;"><span style="font-family: 宋體; font-size: 18pt; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">混凝土抗裂防水劑</span></strong><strong style="mso-bidi-font-weight: normal;"><span style="font-size: 18pt;" lang="EN-US"><br /></span></strong><span style="font-size: small;"><span style="font-family: 宋體; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman"; mso-bidi-font-size: 10.5pt;">(主要用于地下工程混凝土抗裂、防水)</span><span style="font-size: 12pt;" lang="EN-US"></span></span></p> <p class="MsoNormal" style="margin: 0cm 0cm 0pt;"><span style="font-size: 14pt;" lang="EN-US"><span style="mso-spacerun: yes;"> </span>HEA</span><span style="font-family: 宋體; font-size: 14pt; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">混凝土抗裂防水劑是由多種有機和無機組分配制而成的剛性抗裂防水材料,其中不僅含有膨脹抗裂組分—天津巖圣混凝土外加劑有限公司的</span><span style="font-size: 14pt;" lang="EN-US">HCSA</span><span style="font-family: 宋體; font-size: 14pt; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">膨脹劑,而且配有塑性膨脹組分、防滲減縮組分,成功地將塑性膨脹、硬化后的膨脹與減縮有機結(jié)合起來,達到防水抗裂的雙重目的。該抗裂防水劑的性能既能符合</span><span style="font-size: 14pt;" lang="EN-US">JC476-1998</span><span style="font-family: 宋體; font-size: 14pt; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">《混凝土膨脹劑》標準要求,又能滿足</span><span style="font-size: 14pt;" lang="EN-US">JC474-1999</span><span style="font-family: 宋體; font-size: 14pt; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">《砂漿、混凝土防水劑》標準中混凝土防水劑要求。為適應(yīng)商品泵送混凝土的發(fā)展需要,并滿足不同工程、不同氣溫條件和不同混凝土強度等的要求,也可將</span><span style="font-size: 14pt;" lang="EN-US">HEA</span><span style="font-family: 宋體; font-size: 14pt; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">混凝土抗裂防水劑配制成同時具有防滲、抗裂、減水、緩凝、旱強、高強、防凍和泵送等功能。</span><span style="font-size: 14pt;" lang="EN-US"></span></p> <p class="MsoNormal" style="text-indent: 21.75pt; margin: 0cm 0cm 0pt;"><strong style="mso-bidi-font-weight: normal;"><span style="font-family: 宋體; font-size: 14pt; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">品質(zhì)指標:</span></strong><strong style="mso-bidi-font-weight: normal;"><span style="font-size: 14pt;" lang="EN-US"></span></strong></p> <p class="MsoNormal" style="text-indent: 21.75pt; margin: 0cm 0cm 0pt;"><span style="font-size: 14pt;" lang="EN-US">HEA </span><span style="font-family: 宋體; font-size: 14pt; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">抗裂防水劑為粉狀產(chǎn)品,堿含量低、無氯、對鋼筋無銹蝕</span><span style="font-size: 14pt;" lang="EN-US"></span></p> <p class="MsoNormal" style="text-indent: 21.75pt; margin: 0cm 0cm 0pt;"><span style="font-family: 宋體; font-size: 14pt; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">細度:</span><span style="font-size: 14pt;" lang="EN-US">0.315mm</span><span style="font-family: 宋體; font-size: 14pt; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">篩篩余小于</span><span style="font-size: 14pt;" lang="EN-US">15%</span></p> <p class="MsoNormal" style="text-indent: 21.75pt; margin: 0cm 0cm 0pt;"><span style="font-family: 宋體; font-size: 14pt; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">含水量:小于</span><span style="font-size: 14pt;" lang="EN-US">5%</span></p> <p class="MsoNormal" style="text-indent: 21.75pt; margin: 0cm 0cm 0pt;"><span style="font-family: 宋體; font-size: 14pt; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">氯離子:小于</span><span style="font-size: 14pt;" lang="EN-US">0.05%</span></p> <p class="MsoNormal" style="text-indent: 21.75pt; margin: 0cm 0cm 0pt;"><strong style="mso-bidi-font-weight: normal;"><span style="font-family: 宋體; font-size: 14pt; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">技術(shù)性能:</span></strong><strong style="mso-bidi-font-weight: normal;"><span style="font-size: 14pt;" lang="EN-US"></span></strong></p> <p class="MsoNormal" style="text-indent: -42.75pt; margin: 0cm 0cm 0pt 64.5pt; mso-list: l0 level1 lfo1; tab-stops: list 64.5pt;"><span style="font-size: 14pt; mso-bidi-font-family: 宋體;" lang="EN-US"><span style="mso-list: Ignore;">(1)<span style="font: 7pt "Times New Roman";"> </span></span></span><span style="font-family: 宋體; font-size: 14pt; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">在混凝土中摻加占膠凝材料量</span><span style="font-size: 14pt;" lang="EN-US">8-11%</span><span style="font-family: 宋體; font-size: 14pt; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">的</span><span style="font-size: 14pt;" lang="EN-US">HEA</span><span style="font-family: 宋體; font-size: 14pt; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">防水劑,除減水混凝土的塑性收縮外,對于硬化后的混凝土,可產(chǎn)生</span><span style="font-size: 14pt;" lang="EN-US">2/</span><span style="font-family: 宋體; font-size: 14pt; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">萬以上的微膨脹,補償或減少混凝土的體積收縮,由于含有防滲密實組分和減縮組分,混凝土后期收縮小,混凝土的密實性比摻膨脹劑的混凝土進一步提高。</span><span style="font-size: 14pt;" lang="EN-US"></span></p> <p class="MsoNormal" style="text-indent: -42.75pt; margin: 0cm 0cm 0pt 64.5pt; mso-list: l0 level1 lfo1; tab-stops: list 64.5pt;"><span style="font-size: 14pt; mso-bidi-font-family: 宋體;" lang="EN-US"><span style="mso-list: Ignore;">(2)<span style="font: 7pt "Times New Roman";"> </span></span></span><span style="font-size: 14pt;" lang="EN-US">HEA</span><span style="font-family: 宋體; font-size: 14pt; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">混凝土抗裂防水劑的膨脹穩(wěn)定期短,一般</span><span style="font-size: 14pt;" lang="EN-US">14</span><span style="font-family: 宋體; font-size: 14pt; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">天以后不再有大的膨脹,對后期強度無影響。</span><span style="font-size: 14pt;" lang="EN-US"></span></p> <p class="MsoNormal" style="text-indent: -42.75pt; margin: 0cm 0cm 0pt 64.5pt; mso-list: l0 level1 lfo1; tab-stops: list 64.5pt;"><span style="font-size: 14pt; mso-bidi-font-family: 宋體;" lang="EN-US"><span style="mso-list: Ignore;">(3)<span style="font: 7pt "Times New Roman";"> </span></span></span><span style="font-family: 宋體; font-size: 14pt; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">摻</span><span style="font-size: 14pt;" lang="EN-US">HEA</span><span style="font-family: 宋體; font-size: 14pt; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">混凝土抗裂防水劑可大大提高砼的抗?jié)B性,在適當條件下,可使砼抗?jié)B標號大于</span><span style="font-size: 14pt;" lang="EN-US">S30</span></p> <p class="MsoNormal" style="text-indent: -42.75pt; margin: 0cm 0cm 0pt 64.5pt; mso-list: l0 level1 lfo1; tab-stops: list 64.5pt;"><span style="font-size: 14pt; mso-bidi-font-family: 宋體;" lang="EN-US"><span style="mso-list: Ignore;">(4)<span style="font: 7pt "Times New Roman";"> </span></span></span><span style="font-family: 宋體; font-size: 14pt; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">由于配有防滲減縮的有機物組分,加入</span><span style="font-size: 14pt;" lang="EN-US">HEA</span><span style="font-family: 宋體; font-size: 14pt; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">抗裂防水劑的混凝土黏聚性好,不易離析、泌水;因而可有效防止蜂窩麻面得出現(xiàn)。</span><span style="font-size: 14pt;" lang="EN-US"></span></p> <p class="MsoNormal" style="text-indent: -42.75pt; margin: 0cm 0cm 0pt 64.5pt; mso-list: l0 level1 lfo1; tab-stops: list 64.5pt;"><span style="font-size: 14pt; mso-bidi-font-family: 宋體;" lang="EN-US"><span style="mso-list: Ignore;">(5)<span style="font: 7pt "Times New Roman";"> </span></span></span><span style="font-family: 宋體; font-size: 14pt; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">由于含有膨脹劑,摻加</span><span style="font-size: 14pt;" lang="EN-US">HEA</span><span style="font-family: 宋體; font-size: 14pt; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">抗裂防水劑的混凝土,能實現(xiàn)超長結(jié)構(gòu)的無縫施工。</span><span style="font-size: 14pt;" lang="EN-US"></span></p> <p class="MsoNormal" style="text-indent: -42.75pt; margin: 0cm 0cm 0pt 64.5pt; mso-list: l0 level1 lfo1; tab-stops: list 64.5pt;"><span style="font-size: 14pt; mso-bidi-font-family: 宋體;" lang="EN-US"><span style="mso-list: Ignore;">(6)<span style="font: 7pt "Times New Roman";"> </span></span></span><span style="font-size: 14pt;" lang="EN-US">HEA</span><span style="font-family: 宋體; font-size: 14pt; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">抗裂防水劑的早期膨脹發(fā)揮快,膨脹率大,適應(yīng)于目前的水泥普遍變細、早期強度發(fā)展較快、裂縫出現(xiàn)較早的特點。</span><span style="font-size: 14pt;" lang="EN-US"></span></p> <p class="MsoNormal" style="margin: 0cm 0cm 0pt;"><span style="font-size: 14pt;" lang="EN-US"><span style="mso-spacerun: yes;"> </span></span><strong style="mso-bidi-font-weight: normal;"><span style="font-family: 宋體; font-size: 14pt; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">使用范圍:</span></strong><strong style="mso-bidi-font-weight: normal;"><span style="font-size: 14pt;" lang="EN-US"></span></strong></p> <p class="MsoNormal" style="margin: 0cm 0cm 0pt;"><span style="font-size: 14pt;" lang="EN-US"><span style="mso-spacerun: yes;"> </span></span><span style="font-family: 宋體; font-size: 14pt; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">由于具有優(yōu)良的抗裂防滲功能,</span><span style="font-size: 14pt;" lang="EN-US">HEA</span><span style="font-family: 宋體; font-size: 14pt; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">抗裂防水劑特別是適用于如下工程:</span><span style="font-size: 14pt;" lang="EN-US"></span></p> <p class="MsoNormal" style="text-indent: -18pt; margin: 0cm 0cm 0pt 18pt; mso-list: l2 level1 lfo2; tab-stops: list 18.0pt;"><span style="font-size: 14pt; mso-fareast-font-family: "Times New Roman";" lang="EN-US"><span style="mso-list: Ignore;">(1)<span style="font: 7pt "Times New Roman";"> </span></span></span><span style="font-family: 宋體; font-size: 14pt; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">地下工程,如地鐵、隧道、地下車庫、人防工程及高層建筑的地下室等;可減少或免除后澆帶,進行超長結(jié)構(gòu)無縫施工。</span><span style="font-size: 14pt;" lang="EN-US"></span></p> <p class="MsoNormal" style="text-indent: -18pt; margin: 0cm 0cm 0pt 18pt; mso-list: l2 level1 lfo2; tab-stops: list 18.0pt;"><span style="font-size: 14pt; mso-fareast-font-family: "Times New Roman";" lang="EN-US"><span style="mso-list: Ignore;">(2)<span style="font: 7pt "Times New Roman";"> </span></span></span><span style="font-family: 宋體; font-size: 14pt; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">水池、污水處理廠、貯罐、大壩等抗?jié)B抗裂要求較高的工程。</span><span style="font-size: 14pt;" lang="EN-US"></span></p> <p class="MsoNormal" style="text-indent: -18pt; margin: 0cm 0cm 0pt 18pt; mso-list: l2 level1 lfo2; tab-stops: list 18.0pt;"><span style="font-size: 14pt; mso-fareast-font-family: "Times New Roman";" lang="EN-US"><span style="mso-list: Ignore;">(3)<span style="font: 7pt "Times New Roman";"> </span></span></span><span style="font-family: 宋體; font-size: 14pt; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">剛性自防水屋面、防滲砂漿層和防潮砂漿層等。</span><span style="font-size: 14pt;" lang="EN-US"></span></p> <p class="MsoNormal" style="text-indent: -18pt; margin: 0cm 0cm 0pt 18pt; mso-list: l2 level1 lfo2; tab-stops: list 18.0pt;"><span style="font-size: 14pt; mso-fareast-font-family: "Times New Roman";" lang="EN-US"><span style="mso-list: Ignore;">(4)<span style="font: 7pt "Times New Roman";"> </span></span></span><span style="font-family: 宋體; font-size: 14pt; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">建筑物后澆縫、框架結(jié)構(gòu)接頭的錨接。</span><span style="font-size: 14pt;" lang="EN-US"></span></p> <p class="MsoNormal" style="margin: 0cm 0cm 0pt;"><span style="font-size: 14pt;" lang="EN-US"><span style="mso-spacerun: yes;"> </span></span><strong style="mso-bidi-font-weight: normal;"><span style="font-family: 宋體; font-size: 15pt; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">作用原理:</span></strong><strong style="mso-bidi-font-weight: normal;"><span style="font-size: 15pt;" lang="EN-US"></span></strong></p> <p class="MsoNormal" style="margin: 0cm 0cm 0pt;"><span style="font-size: 14pt;" lang="EN-US"><span style="mso-spacerun: yes;"> </span></span><span style="font-family: 宋體; font-size: 14pt; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">針對混凝土不同階段的收縮特性和防水需要,采用了四個方面的措施。</span><span style="font-size: 14pt;" lang="EN-US"></span></p> <p class="MsoNormal" style="text-indent: -36pt; margin: 0cm 0cm 0pt 36pt; mso-list: l1 level1 lfo3; tab-stops: list 36.0pt;"><span style="font-size: 14pt; mso-bidi-font-family: 宋體;" lang="EN-US"><span style="mso-list: Ignore;">(1)</span></span><span style="font-family: 宋體; font-size: 14pt; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">對混凝土的塑性收縮進行補償</span><span style="font-size: 14pt;" lang="EN-US"></span></p> <p class="MsoNormal" style="margin: 0cm 0cm 0pt 36pt;"><span style="font-family: 宋體; font-size: 14pt; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">對于硬化的混凝土,</span><span style="font-size: 14pt;" lang="EN-US">HEA</span><span style="font-family: 宋體; font-size: 14pt; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">抗裂防水劑中含有塑性膨脹組分,可以補償混凝土的塑性收縮</span><span style="font-size: 14pt;" lang="EN-US"></span></p> <p class="MsoNormal" style="text-indent: -36pt; margin: 0cm 0cm 0pt 36pt; mso-list: l1 level1 lfo3; tab-stops: list 36.0pt;"><span style="font-size: 14pt; mso-bidi-font-family: 宋體;" lang="EN-US"><span style="mso-list: Ignore;">(2)</span></span><span style="font-family: 宋體; font-size: 14pt; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">在約束狀態(tài)下,硬化后的混凝土產(chǎn)生微膨脹,產(chǎn)生</span><span style="font-size: 14pt;" lang="EN-US">0.3-1.0Mpa</span><span style="font-family: 宋體; font-size: 14pt; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">的預(yù)壓應(yīng)力,補償混凝土的干縮和冷縮。</span><span style="font-size: 14pt;" lang="EN-US"></span></p> <p class="MsoNormal" style="text-indent: -36pt; margin: 0cm 0cm 0pt 36pt; mso-list: l1 level1 lfo3; tab-stops: list 36.0pt;"><span style="font-size: 14pt; mso-bidi-font-family: 宋體;" lang="EN-US"><span style="mso-list: Ignore;">(3)</span></span><span style="font-family: 宋體; font-size: 14pt; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">由于摻加了減縮組分和密實性防水組分,進一步改善了混凝土的收縮性,可降低混凝土的后期收縮,進一步提高混凝土的密實性和防水性。</span><span style="font-size: 14pt;" lang="EN-US"></span></p> <p class="MsoNormal" style="text-indent: -36pt; margin: 0cm 0cm 0pt 36pt; mso-list: l1 level1 lfo3; tab-stops: list 36.0pt;"><span style="font-size: 14pt; mso-bidi-font-family: 宋體;" lang="EN-US"><span style="mso-list: Ignore;">(4)</span></span><span style="font-family: 宋體; font-size: 14pt; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">防水機理</span><span style="font-size: 14pt;" lang="EN-US"></span></p> <p class="MsoNormal" style="margin: 0cm 0cm 0pt 36pt;"><span style="font-family: 宋體; font-size: 14pt; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">摻加</span><span style="font-size: 14pt;" lang="EN-US">HEA</span><span style="font-family: 宋體; font-size: 14pt; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">抗裂防水劑的混凝土,除了產(chǎn)生大量的鈣礬石填充混凝土的毛細孔外,引入了進口的有機防水組分,通過成膜原理,進一步封閉混凝土的毛細孔隙,使混凝土抗?jié)B性比膨脹劑混凝土的抗?jié)B性得到進一步提高。</span><span style="font-size: 14pt;" lang="EN-US"></span></p> <p class="MsoNormal" style="margin: 0cm 0cm 0pt 36pt;"><span style="font-size: 14pt;" lang="EN-US"> </span></p> <p class="MsoNormal" style="margin: 0cm 0cm 0pt 36pt;"><strong style="mso-bidi-font-weight: normal;"><span style="font-size: 15pt;" lang="EN-US">HEA</span></strong><strong style="mso-bidi-font-weight: normal;"><span style="font-family: 宋體; font-size: 15pt; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">抗裂防水劑與膨脹劑的區(qū)別:</span></strong><strong style="mso-bidi-font-weight: normal;"><span style="font-size: 15pt;" lang="EN-US"></span></strong></p> <p class="MsoNormal" style="text-indent: -54pt; margin: 0cm 0cm 0pt 54pt; mso-list: l3 level1 lfo4; tab-stops: list 54.0pt;"><span style="font-size: 15pt; mso-bidi-font-size: 14.0pt; mso-bidi-font-family: 宋體;" lang="EN-US"><span style="mso-list: Ignore;">(1)<span style="font: 7pt "Times New Roman";"> </span></span></span><span style="font-size: 14pt;" lang="EN-US">HEA</span><span style="font-family: 宋體; font-size: 14pt; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">抗裂防水劑主要組分之一天津巖圣混凝土外加劑有限公司的產(chǎn)品——</span><span style="font-size: 14pt;" lang="EN-US">HCSA</span><span style="font-family: 宋體; font-size: 14pt; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">膨脹劑,該膨脹劑性能與世界上公認的較好的膨脹劑日本的</span><span style="font-size: 14pt;" lang="EN-US">DENKA20#</span><span style="font-family: 宋體; font-size: 14pt; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">類似,當然,其性能大大優(yōu)于目前國內(nèi)的其它膨脹劑。</span><span style="font-size: 14pt;" lang="EN-US"></span></p> <p class="MsoNormal" style="text-indent: -54pt; margin: 0cm 0cm 0pt 54pt; mso-list: l3 level1 lfo4; tab-stops: list 54.0pt;"><span style="font-size: 15pt; mso-bidi-font-size: 14.0pt; mso-bidi-font-family: 宋體;" lang="EN-US"><span style="mso-list: Ignore;">(2)<span style="font: 7pt "Times New Roman";"> </span></span></span><span style="font-size: 14pt;" lang="EN-US">HEA</span><span style="font-family: 宋體; font-size: 14pt; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">抗裂防水劑含有塑性膨脹組分和減縮組分,能大幅度降低混凝土的硬化前的塑性收縮?;炷劣不?,與單純的膨脹劑一樣產(chǎn)生微膨脹;而單純的膨脹劑是不具備塑性膨脹功能,僅僅是產(chǎn)生硬化后的微膨脹作用。即</span><span style="font-size: 14pt;" lang="EN-US">HEA</span><span style="font-family: 宋體; font-size: 14pt; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">抗裂防水劑具有“雙膨脹”功能,這與膨脹劑的“雙膨脹源”是不同的兩個概念。</span><span style="font-size: 14pt;" lang="EN-US"></span></p> <p class="MsoNormal" style="text-indent: -54pt; margin: 0cm 0cm 0pt 54pt; mso-list: l3 level1 lfo4; tab-stops: list 54.0pt;"><span style="font-size: 15pt; mso-bidi-font-size: 14.0pt; mso-bidi-font-family: 宋體;" lang="EN-US"><span style="mso-list: Ignore;">(3)<span style="font: 7pt "Times New Roman";"> </span></span></span><span style="font-family: 宋體; font-size: 14pt; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">由于含有有機防水組分,</span><span style="font-size: 14pt;" lang="EN-US">HEA</span><span style="font-family: 宋體; font-size: 14pt; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">抗裂防水劑能同時滿足防水劑和膨脹劑的“雙標準”,而單純的膨脹劑是達不到防水劑的標準要求。</span><span style="font-size: 14pt;" lang="EN-US"></span></p> <p class="MsoNormal" style="text-indent: -54pt; margin: 0cm 0cm 0pt 54pt; mso-list: l3 level1 lfo4; tab-stops: list 54.0pt;"><span style="font-size: 15pt; mso-bidi-font-size: 14.0pt; mso-bidi-font-family: 宋體;" lang="EN-US"><span style="mso-list: Ignore;">(4)<span style="font: 7pt "Times New Roman";"> </span></span></span><span style="font-family: 宋體; font-size: 14pt; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">摻加膨脹劑的混凝土,早期產(chǎn)生微膨脹作用,在干燥狀態(tài)下,也會產(chǎn)生收縮,形成了膨脹與收縮很大的“落差”,當落差過大時</span><span style="font-size: 14pt;"> </span><span style="font-family: 宋體; font-size: 14pt; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">,達不到預(yù)期的抗裂效果,甚至可能起反作用。而</span><span style="font-size: 14pt;" lang="EN-US">HEA</span><span style="font-family: 宋體; font-size: 14pt; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">抗裂防水劑的膨脹與收縮“落差”大幅度降低,即</span><span style="font-size: 14pt;" lang="EN-US">HEA</span><span style="font-family: 宋體; font-size: 14pt; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">抗裂防水劑的后期收縮小。</span><span style="font-size: 14pt;" lang="EN-US"></span></p> <p class="MsoNormal" style="text-indent: -54pt; margin: 0cm 0cm 0pt 54pt; mso-list: l3 level1 lfo4; tab-stops: list 54.0pt;"><span style="font-size: 15pt; mso-bidi-font-size: 14.0pt; mso-bidi-font-family: 宋體;" lang="EN-US"><span style="mso-list: Ignore;">(5)<span style="font: 7pt "Times New Roman";"> </span></span></span><span style="font-family: 宋體; font-size: 14pt; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">目前水泥普遍較細,早期水化較快,</span><span style="font-size: 14pt;" lang="EN-US">HEA</span><span style="font-family: 宋體; font-size: 14pt; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">抗裂防水劑的膨脹組分不是吸收水泥水化反應(yīng)的氫氧化鈣,而是直接與水反應(yīng)產(chǎn)生微膨脹,因此,與水泥水化反應(yīng)比較匹配,在早期能發(fā)揮較好的膨脹作用。</span><span style="font-size: 14pt;" lang="EN-US"></span></p> <p class="MsoNormal" style="text-indent: -54pt; margin: 0cm 0cm 0pt 54pt; mso-list: l3 level1 lfo4; tab-stops: list 54.0pt;"><span style="font-size: 15pt; mso-bidi-font-size: 14.0pt; mso-bidi-font-family: 宋體;" lang="EN-US"><span style="mso-list: Ignore;">(6)<span style="font: 7pt "Times New Roman";"> </span></span></span><span style="font-family: 宋體; font-size: 14pt; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">防水機理不同,膨脹劑的防水機理是產(chǎn)生鈣礬石填充毛細孔,而</span><span style="font-size: 14pt;" lang="EN-US">HEA</span><span style="font-family: 宋體; font-size: 14pt; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">抗裂防水劑除產(chǎn)生鈣礬石填充混凝土毛細孔外,同時摻加的有機防水組分密閉混凝土的毛細孔。</span><span style="font-size: 14pt;" lang="EN-US"></span></p> <p class="MsoNormal" style="margin: 0cm 0cm 0pt;"><span style="font-size: 14pt;" lang="EN-US"><span style="mso-spacerun: yes;"> </span></span><strong style="mso-bidi-font-weight: normal;"><span style="font-family: 宋體; font-size: 15pt; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">抗裂防水劑與其它防水劑區(qū)別:</span></strong><strong style="mso-bidi-font-weight: normal;"><span style="font-size: 15pt;" lang="EN-US"></span></strong></p> <p class="MsoNormal" style="margin: 0cm 0cm 0pt;"><span style="font-size: 14pt;" lang="EN-US"><span style="mso-spacerun: yes;"> </span></span><span style="font-family: 宋體; font-size: 14pt; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">防水劑種類很多,有傳統(tǒng)的防水劑,也有微膨脹的防水劑,傳統(tǒng)的防水劑基本不具備微膨脹性,僅僅提高混凝土的密實性。因此,現(xiàn)在大多數(shù)的防水劑廠吸收了膨脹劑的微膨脹功能,生產(chǎn)膨脹劑類防水劑,但是,其基本配方很簡單,就是膨脹劑</span><span style="font-size: 14pt;" lang="EN-US">+</span><span style="font-family: 宋體; font-size: 14pt; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">減水劑,利用減水劑的作用滿足防水劑的標準;而</span><span style="font-size: 14pt;" lang="EN-US">HEA</span><span style="font-family: 宋體; font-size: 14pt; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">抗裂防水劑的配方、原理與目前市場上的膨脹類防水劑是完全不同的,</span><span style="font-size: 14pt;" lang="EN-US">HEA</span><span style="font-family: 宋體; font-size: 14pt; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">抗裂防水劑是不摻加減水劑的,其滿足防水劑標準依靠的是添加的非減水的防水組分。當然,根據(jù)用戶的需要,</span><span style="font-size: 14pt;" lang="EN-US">HEA</span><span style="font-family: 宋體; font-size: 14pt; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">抗裂防水劑也可以加入減水劑、泵送劑,滿足泵送的要求。</span><span style="font-size: 14pt;" lang="EN-US"></span></p> <p class="MsoNormal" style="text-indent: 28.5pt; margin: 0cm 0cm 0pt;"><span style="font-family: 宋體; font-size: 14pt; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">目前,市場上還有少量的液體防水劑,采用減水劑</span><span style="font-size: 14pt;" lang="EN-US">+</span><span style="font-family: 宋體; font-size: 14pt; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">密實劑的方法配制,基本不具備微膨脹作用。</span><span style="font-size: 14pt;" lang="EN-US"></span></p> <p class="MsoNormal" style="text-indent: 28.5pt; margin: 0cm 0cm 0pt;"><strong style="mso-bidi-font-weight: normal;"><span style="font-family: 宋體; font-size: 15pt; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">使用注意事項</span></strong><strong style="mso-bidi-font-weight: normal;"><span style="font-size: 15pt;" lang="EN-US"></span></strong></p> <p class="MsoNormal" style="text-indent: -36pt; margin: 0cm 0cm 0pt 64.5pt; mso-list: l4 level1 lfo5; tab-stops: list 64.5pt;"><span style="font-size: 14pt; mso-fareast-font-family: "Times New Roman";" lang="EN-US"><span style="mso-list: Ignore;">1、<span style="font: 7pt "Times New Roman";"> </span></span></span><span style="font-family: 宋體; font-size: 14pt; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">摻加方法</span><span style="font-size: 14pt;" lang="EN-US"></span></p> <p class="MsoNormal" style="margin: 0cm 0cm 0pt 28.5pt;"><span style="font-family: 宋體; font-size: 14pt; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">膠凝材料總和的取代率。</span><sub><span style="font-size: 14pt;" lang="EN-US"></span></sub></p> <p class="MsoNormal" style="margin: 0cm 0cm 0pt 28.5pt;"><span style="font-family: 宋體; font-size: 14pt; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">抗裂防水劑摻量</span><span style="font-size: 14pt;" lang="EN-US">K%=M<sub>K</sub>/(M<sub>C</sub>+M<sub>F</sub>+M<sub>K</sub>)*100%</span></p> <p class="MsoNormal" style="margin: 0cm 0cm 0pt 28.5pt;"><span style="font-family: 宋體; font-size: 14pt; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">式中:</span><span style="font-size: 14pt;" lang="EN-US">K</span><span style="font-family: 宋體; font-size: 14pt; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">為抗裂防水劑的摻量,</span><span style="font-size: 14pt;" lang="EN-US">M<sub>C</sub></span><span style="font-family: 宋體; font-size: 14pt; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">為混凝土配合比中水泥用量</span><span style="font-size: 14pt;" lang="EN-US"></span></p> <p class="MsoNormal" style="margin: 0cm 0cm 0pt 28.5pt;"><span style="font-size: 14pt;" lang="EN-US">M<sub>F</sub></span><span style="font-family: 宋體; font-size: 14pt; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">為粉煤灰<sub>,</sub></span><span style="font-size: 14pt;" lang="EN-US">M<sub>K</sub></span><span style="font-family: 宋體; font-size: 14pt; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">為抗裂防水劑。</span><span style="font-size: 14pt;" lang="EN-US"></span></p> <p class="MsoNormal" style="margin: 0cm 0cm 0pt 28.5pt;"><span style="font-family: 宋體; font-size: 14pt; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">在計算抗裂防水劑的摻量時,必須把粉煤灰的超量取代部分一并考慮。</span><span style="font-size: 14pt;" lang="EN-US"></span></p> <p class="MsoNormal" style="text-indent: -36pt; margin: 0cm 0cm 0pt 64.5pt; mso-list: l4 level1 lfo5; tab-stops: list 64.5pt;"><span style="font-size: 14pt; mso-fareast-font-family: "Times New Roman";" lang="EN-US"><span style="mso-list: Ignore;">2、<span style="font: 7pt "Times New Roman";"> </span></span></span><span style="font-family: 宋體; font-size: 14pt; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">根據(jù)不同部位的抗裂需要確定抗裂防水劑的摻量。</span><span style="font-size: 14pt;" lang="EN-US"></span></p> <p class="MsoNormal" style="margin: 0cm 0cm 0pt 28.5pt;"><span style="font-family: 宋體; font-size: 14pt; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">建議:</span><span style="font-size: 14pt;" lang="EN-US"></span></p> <p class="MsoNormal" style="margin: 0cm 0cm 0pt 28.5pt;"><span style="font-family: 宋體; font-size: 14pt; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">底板:</span><span style="font-size: 14pt;" lang="EN-US">8%</span><span style="font-family: 宋體; font-size: 14pt; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">,</span><span style="font-size: 14pt;" lang="EN-US">1m</span><span style="font-family: 宋體; font-size: 14pt; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">以上的大體積混凝土</span><span style="font-size: 14pt;" lang="EN-US">10%</span></p> <p class="MsoNormal" style="margin: 0cm 0cm 0pt 28.5pt;"><span style="font-family: 宋體; font-size: 14pt; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">墻體:</span><span style="font-size: 14pt;" lang="EN-US">10%</span><span style="font-family: 宋體; font-size: 14pt; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">,</span><span style="font-size: 14pt;" lang="EN-US">C45</span><span style="font-family: 宋體; font-size: 14pt; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">以上混凝土建議</span><span style="font-size: 14pt;" lang="EN-US">11%</span></p> <p class="MsoNormal" style="margin: 0cm 0cm 0pt 28.5pt;"><span style="font-family: 宋體; font-size: 14pt; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">樓板:</span><span style="font-size: 14pt;" lang="EN-US">10%</span></p> <p class="MsoNormal" style="text-indent: -36pt; margin: 0cm 0cm 0pt 64.5pt; mso-list: l4 level1 lfo5; tab-stops: list 64.5pt;"><span style="font-size: 14pt; mso-fareast-font-family: "Times New Roman";" lang="EN-US"><span style="mso-list: Ignore;">3、<span style="font: 7pt "Times New Roman";"> </span></span></span><span style="font-family: 宋體; font-size: 14pt; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">大體積混凝土必須按照大體積混凝土施工的技術(shù)要求進行,且不可因為摻加了抗裂防水劑而省略。</span><span style="font-size: 14pt;" lang="EN-US"></span></p> <p class="MsoNormal" style="text-indent: -36pt; margin: 0cm 0cm 0pt 64.5pt; mso-list: l4 level1 lfo5; tab-stops: list 64.5pt;"><span style="font-size: 14pt; mso-fareast-font-family: "Times New Roman";" lang="EN-US"><span style="mso-list: Ignore;">4、<span style="font: 7pt "Times New Roman";"> </span></span></span><span style="font-family: 宋體; font-size: 14pt; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">鑒于目前的水泥普遍旱強、過細,選用泵送劑時,應(yīng)盡量采用緩凝型的泵送劑。</span><span style="font-size: 14pt;" lang="EN-US"></span></p> <p class="MsoNormal" style="text-indent: -36pt; margin: 0cm 0cm 0pt 64.5pt; mso-list: l4 level1 lfo5; tab-stops: list 64.5pt;"><span style="font-size: 14pt; mso-fareast-font-family: "Times New Roman";" lang="EN-US"><span style="mso-list: Ignore;">5、<span style="font: 7pt "Times New Roman";"> </span></span></span><span style="font-family: 宋體; font-size: 14pt; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">混凝土養(yǎng)護對混凝土裂縫影響很大,切不可因為摻加了抗裂防水劑而省略。</span><span style="font-size: 14pt;" lang="EN-US"></span></p> <p class="MsoNormal" style="text-indent: -36pt; margin: 0cm 0cm 0pt 64.5pt; mso-list: l4 level1 lfo5; tab-stops: list 64.5pt;"><span style="font-size: 14pt; mso-fareast-font-family: "Times New Roman";" lang="EN-US"><span style="mso-list: Ignore;">6、<span style="font: 7pt "Times New Roman";"> </span></span></span><span style="font-family: 宋體; font-size: 14pt; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">摻加抗裂防水劑后,混凝土的振搗也必須按規(guī)范要求進行。</span><span style="font-size: 14pt;" lang="EN-US"></span></p> <p class="MsoNormal" style="text-indent: -36pt; margin: 0cm 0cm 0pt 64.5pt; mso-list: l4 level1 lfo5; tab-stops: list 64.5pt;"><span style="font-size: 14pt; mso-fareast-font-family: "Times New Roman";" lang="EN-US"><span style="mso-list: Ignore;">7、<span style="font: 7pt "Times New Roman";"> </span></span></span><span style="font-family: 宋體; font-size: 14pt; mso-ascii-font-family: "Times New Roman"; mso-hansi-font-family: "Times New Roman";">如果采用本防水體系,鑒于目前有些工程的局部外墻可能因為場地問題而把擋土樁和護壁經(jīng)過處理后直接做為外模澆筑防水混凝土,由于外墻無法進行加強處理,建議,施工縫處預(yù)埋注漿管,進行防水注漿加強。</span><span style="font-size: 14pt;" lang="EN-US"></span></p> <p class="MsoNormal" style="text-indent: 252pt; margin: 0cm 0cm 0pt; mso-char-indent-count: 21.0;"><span style="font-family: 宋體; font-size: 12pt;" lang="EN-US"> </span></p> <p class="MsoNormal" style="text-indent: 252pt; margin: 0cm 0cm 0pt; mso-char-indent-count: 21.0;"><span style="font-family: 宋體; font-size: 12pt;" lang="EN-US"> </span></p> <p class="MsoNormal" style="text-indent: 252pt; margin: 0cm 0cm 0pt; mso-char-indent-count: 21.0;"><span style="font-family: 宋體; font-size: 12pt;" lang="EN-US"> </span></p> <p class="MsoNormal" style="text-indent: 252pt; margin: 0cm 0cm 0pt; mso-char-indent-count: 21.0;"><span style="font-family: 宋體; font-size: 12pt;" lang="EN-US"> </span></p> <p class="MsoNormal" style="text-indent: 252pt; margin: 0cm 0cm 0pt; mso-char-indent-count: 21.0;"><span style="font-family: 宋體; font-size: 12pt;" lang="EN-US"> </span></p> <p class="MsoNormal" style="text-indent: 252pt; margin: 0cm 0cm 0pt; mso-char-indent-count: 21.0;"> </p>
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