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- Preparation, formula and properties testing were introduced for HMS series high range water reducing agent. 介紹了HMS型系列高效減水劑的制備方法、配方、以及性能測試。
- The lignosulfonate water reducing agent was prepared via oxidation and sulfonation of wheat straw alkali lignin. 以麥草堿木素為原料,采用氧化磺化法,制備了磺化堿木素減水劑。
- The paper introduced mechanism,performance,use requirenent and points forattention of ENC multifunctional water reducing agent for road conret. 本文介紹了ENC多功能路用混凝土減水劑的機理、性能、使用要求及注意事項。
- 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、保水劑、可再分散乳膠粉、減水劑等對砂漿性能的影響,并探討各種外加劑對砂漿的改性機理。
- Lignosulfonate, a common water reducing agent has not good water reducing perfomance because of its wide molecular weight distribution. 木質(zhì)素磺酸鹽是一種常見(jiàn)的普通減水劑,其分子量分布較寬,從而影響減水劑性能。
- 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普通硅酸鹽水泥和高效減水劑配制出抗壓強度等級為C60、坍落度在180mm左右的高流態(tài)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是一種由聚羧酸系組分與其它具有減水功能的組分復配而成的高性能減水劑。
- A brandnew retardation type concrete high performance water reducing agent has been made through the modification to the lignin in papermaking black liquor. 通過(guò)正交實(shí)驗法,對造紙黑液加壓磺甲基化制備水煤漿添加劑進(jìn)行了研究,提出了一種新的全面評價(jià)水煤漿性能的方法。
- 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，通過(guò)對緩凝組分及奈系高效減水劑進(jìn)行優(yōu)選后所做的各種復合比例試驗，確定出超緩凝復合外加劑的配方。
- 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. 針對不同質(zhì)量等級的粉煤灰;通過(guò)試驗確定了HAS固化劑、粉煤灰、減水劑和水的配合比;獲得28d齡期抗壓強度2.;0MPa以上、90d齡期滲透系數不大于10~(-6)cm/s數量級的鋪蓋材料。
- 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. 選用改性單體對傳統氨基磺酸鹽系高效減水劑進(jìn)行改性,以提高減水劑的保水性、減小泌水率。
- 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. 把有機聚丙烯酸鈉與無(wú)機三聚磷酸鈉復合使用,能達到更好的減水效果,而且也解決了單純使用有機減水劑成本比較高的難題。
- Naphthalene series of high range water reducing agents is a kind of an excellent water reducing admixture widely in use. 萘系高效減水劑是一種用途較廣性能優(yōu)越的高效減水劑。
- 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古馬隆樹(shù)脂系高效減水劑 ,成本低 ,性能好 ,具有廣泛的應用前景。
- The synthesis of water reducing agents from phenanthrene waste by sulfonation,condensation,neutralization and recondensation has been studied by the orthogonal test. 利用正交實(shí)驗通過(guò)磺化、縮合、中和、再縮合反應對菲渣制取水泥減水劑進(jìn)行了研究;優(yōu)化了主要工藝條件;制備出的減水劑減水率可達17.;5%25。
- Low Slump Loss High Range Water Reducing Agent 低坍落度損失高效減水劑
- Synthesis of CIR High Range Water Reducing Agent CIR高效減水劑的合成
- High performance water reducing agent 減水劑
- high efficient water reducing agent SM for concrete [化] 混凝土高效減水劑SM
- high effective water reducing agent 高效減水劑
