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- Preparation, formula and properties testing were introduced for HMS series high range water reducing agent. 介绍了HMS型系列高效减水剂的制备方法、配方、以及性能测试。
- The lignosulfonate water reducing agent was prepared via oxidation and sulfonation of wheat straw alkali lignin. 以麦草碱木素为原料,采用氧化磺化法,制备了磺化碱木素减水剂。
- The paper introduced mechanism,performance,use requirenent and points forattention of ENC multifunctional water reducing agent for road conret. 本文介绍了ENC多功能路用混凝土减水剂的机理、性能、使用要求及注意事项。
- The effects of fly ash,water retention agent,re-dispersible latex powder and water reducing agent on performance of mortar were . 研究了粉煤灰、保水剂、可再分散乳胶粉、减水剂等对砂浆性能的影响,并探讨各种外加剂对砂浆的改性机理。
- Lignosulfonate, a common water reducing agent has not good water reducing perfomance because of its wide molecular weight distribution. 木质素磺酸盐是一种常见的普通减水剂,其分子量分布较宽,从而影响减水剂性能。
- By using 42.5MPa ordinary Portland cement and water reducing agent, high flowing pump concrete with strength class of C60 and slump of 180mm is produced. 采用42.;5MPa普通硅酸盐水泥和高效减水剂配制出抗压强度等级为C60、坍落度在180mm左右的高流态泵送砼。
- JUS which is composed of polycarboxylic component and other components having water reducing capability is a kind of high performance water reducing agent. JUS是一种由聚羧酸系组分与其它具有减水功能的组分复配而成的高性能减水剂。
- A brandnew retardation type concrete high performance water reducing agent has been made through the modification to the lignin in papermaking black liquor. 通过正交实验法,对造纸黑液加压磺甲基化制备水煤浆添加剂进行了研究,提出了一种新的全面评价水煤浆性能的方法。
- And then composite proportion tests are carried out on retarded components and optimalhigh efficient water reducing agent and the formulae of super retarding compound additive is determined. 其次，通过对缓凝组分及奈系高效减水剂进行优选后所做的各种复合比例试验，确定出超缓凝复合外加剂的配方。
- The mixture made with fly ash, water reducing agent and water has a compressive strength of not less than 2. 0 MPa in 28 days and a permeability coefficient of not greater than 10 ~6cm/s. 针对不同质量等级的粉煤灰;通过试验确定了HAS固化剂、粉煤灰、减水剂和水的配合比;获得28d龄期抗压强度2.;0MPa以上、90d龄期渗透系数不大于10~(-6)cm/s数量级的铺盖材料。
- Conventional sulphamate series superplasticizer is modified by modified monomer so as to improve the water retention and to reduce the bleeding rate of water reducing agent. 选用改性单体对传统氨基磺酸盐系高效减水剂进行改性,以提高减水剂的保水性、减小泌水率。
- We also mixed PAAS and sodium tripolyhosphatev and discovered that the efficacy of the mixture is very good which reduced the cost of using single organic water reducing agent. 把有机聚丙烯酸钠与无机三聚磷酸钠复合使用,能达到更好的减水效果,而且也解决了单纯使用有机减水剂成本比较高的难题。
- Naphthalene series of high range water reducing agents is a kind of an excellent water reducing admixture widely in use. 萘系高效减水剂是一种用途较广性能优越的高效减水剂。
- CIR coumdrone indene resins of high range water reducing agents features in low cost and good properties and has a broad perspectives in application. CIR古马隆树脂系高效减水剂 ,成本低 ,性能好 ,具有广泛的应用前景。
- The synthesis of water reducing agents from phenanthrene waste by sulfonation,condensation,neutralization and recondensation has been studied by the orthogonal test. 利用正交实验通过磺化、缩合、中和、再缩合反应对菲渣制取水泥减水剂进行了研究;优化了主要工艺条件;制备出的减水剂减水率可达17.;5%25。
- Low Slump Loss High Range Water Reducing Agent 低坍落度损失高效减水剂
- Synthesis of CIR High Range Water Reducing Agent CIR高效减水剂的合成
- High performance water reducing agent 减水剂
- high efficient water reducing agent SM for concrete [化] 混凝土高效减水剂SM
- high effective water reducing agent 高效减水剂
