丁苯乳液
- 网络SBRL;s Br
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不同养护条件下丁苯乳液改性水泥砂浆的物理性能(英文)SBR乳液改性砂浆与水泥基体界面粘结性能
PHYSICAL PROPERTIES OF SBR LATEX-MODIFIED MORTAR UNDER DIFFERENT CURING CONDITIONS The bonding performances between SBR modified cement mortar and substrate
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研究了不同掺量的丁苯乳液(SBR)、丙烯酸酯乳液(PAE)和苯丙乳液(SAE)对自流平砂浆不同龄期下的抗压、抗折强度的影响。
The compressive and flexural strength of styrene-butadiene rubber ( SBR ), polyacrylic ester ( PAE ) and polystyrene-acrylate latex ( SAE ) modified self-levelling mortars with different polymer binder ratio at different ages were compared .
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丁苯乳液的热稳定性研究
A study on thermal stability of SBR latex
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丁苯乳液聚合中配方和聚合条件对分子量及分子量分布的影响
Influence of Polymerization Recipe and Conditions on Molecular Weight and Distribution in Butadiene-Styrene Emulsion Polymerization
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高效引发体系丁苯乳液的聚合过程
Study of Emulsion Polymerization of Butadiene-Styrene in the Presence of a Highly Effective Initiator System
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通过乳液聚合的方法,在丁苯乳液粒子的外层接上丙烯酸酯单体。
Acrylate monomers were grafted at the outfield of butadiene-styrene polymer by polymerizing in emulsion .
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丁苯乳液共聚合动力学的研究建筑涂料用苯丙乳液的研制
Kinetics of Copolymerization of Butadiene and Styrene in Emulsion Study on styrene - butyl acrylate emulsion
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羧基丁苯乳液对建筑石膏的改性
Styrene-butadiene Emulsion Modified Gypsum
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结合室内试验,本文对聚合物丁苯乳液改性水泥混凝土的路用性能进行深入系统的分析研究。
In this paper the performance of cement concrete modified with styrene-butadiene latex are analyzed in-depth by laboratory test .
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实验结果表明:丁苯乳液可提高砂浆的减水率和保水率,使砂浆的凝结时间延长。
The results show that SD622S improves water reduction and water retention of fresh mortar and delays setting time of fresh mortar .
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纤维掺量越大,对提高丁苯乳液砂浆的抗冲击性能越有利.丁苯乳液的掺入改善了聚丙烯纤维与基体之间的界面粘结,增强了掺纤维砂浆的长期力学性能。
The content of latex improves the interface bond between fiber and matrix , enhances the long-term mechanical property of fiber cement mortar .
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聚合基本规律遵守丁苯乳液聚合规律,聚合反应速率与反应时间无关。
The polymerization follows the mechanism of butadiene-styrene emulsion polymerization , and the rate of reaction has nothing to do with the reaction time .
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结果表明:羧基丁苯乳液具有良好的减水作用,使建筑石膏初凝和终凝时间有所提前,并在一定程度上增加了建筑石膏的体积密度;
Results show that styrene-butadiene emulsion can reduce required content of mixing water , accelerate initial and final setting and increase bulk density of gypsum .
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文章将抗高温、防气窜、保护油气层作为重点,并解决了丁苯乳液水泥浆的稳定性、易起泡等问题。
The article put emphasis on gas flee and preventing oil and gas strata and then revolved stability and bubble of butadience-styrene jellylike emulsion slurry .
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研究表明:掺0.3%碳纤维、0.1%聚丙烯纤维均能减小丁苯乳液改性水泥砂浆早期的干缩率;
The result indicates that 0.3 % carbon fiber and 0.1 % polypropylene fiber could greatly reduce the early dry shrinkage of latex modified mortar .
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通过压汞实验初步分析了丁苯乳液改性水泥砂浆孔结构与其干缩率之间的关系。
The relationship between pore structure and dry shrinkage of latex modified mortar is also analysis by means of mercury intrusion porosimetry ( MIP ) test .
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同时,聚合物改性水泥浆体与老混凝土的粘结性能大大改善.丙烯酸酯乳液和丁苯乳液改性水泥浆的拉伸粘结强度比对比水泥浆体提高约100%~300%。
The tensile bond strength between acrylate latex or styrene / butadiene latex modified cement paste to old concrete is 100 % ~ 300 % higher than that of the control paste .
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研究了丁二烯-苯乙烯胶乳合成配方及工艺条件对MBS树脂性能的影响因素。在复配水泥砂浆中掺加丁苯聚合物乳液进一步改性。
The paper studied the influence factors of the styrene-butadiene emulsion copolymerization on the properities of MBS resin . Styrene-butadiene emulsion was used as modifier for Portland cement and aluminate cement compound .
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丁苯类聚合物乳液对水泥水化硬化的影响
Influence of SBR Polymer on Cement Hydration and Hardening
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当丁苯胶乳与沥青乳液质量比为1∶8时,试样的黏结强度、拉伸强度、扯断伸长率分别达到0.21MPa、0.34MPa、210%,性能达到JC/T408&1996标准的要求。
When the mass ratio between SBRL and bitumen emulsion was 1 ∶ 8 , the cohesive strength , tensile strength and elongation at break reached 0.21 MPa 、 0.34 MPa 、 210 % respectively , which were necessary according to JC / T 408 & 1996 .