A new type of hydrophobe for latex paints has been developed using silicone and paraffin.

本文以有机硅和石蜡为主要原料,制备了一种乳液型乳胶漆用疏水剂。

The use of fluorated water-repellent is investigated with the aim to Proban process for vinylon canvas.

探讨了用含氟拒水剂对普鲁班阻燃维纶帆布进行拒水整。

Dicyclohexylcarbodiimide (DCC) is widely used in the reaction for synthesis of esters and amides as a condensation agent.

己基碳亚胺(DCC)是酯化、酰胺化等反应常用一种脱水剂,采用DCC脱水缩合,反应条件温和,合成收率通常较高。

The determination the dissolvability of dissolve of alumine in calcium aluminate for water clarifying agent are introduced in this paper.

介绍生产净水剂聚合铝所用原料中氧化铝溶出率＊测定方法。

The controlling test was carried out to the annual and perennial broadleaved weed and shrub on forestland with 24% picloram Sc.

选用24%氨氯吡啶酸水剂,对林地一年生及多年生阔叶杂草、灌木进行防除试验。

Potted plant experiment was used in studying the effect of 7% glyphosate aqueous solution at five concentrations on soil salinize and alkalize.

通过室内盆栽模拟实验,研究了5种浓度7%草甘膦水剂对土壤盐化和碱化。

The production methods and technical features of monosilane, silicone oil, silicone water-proofing agent and silicone resin using the high boiling silane were described.

简述了利用硅烷高沸物制备单硅烷、硅油、有机硅防水剂、有机硅树脂、消泡剂等产品生产方法及技术特点。

Moreover, the analysis of the high performance reducing agent series skeletons of condensational sulfoacid series high performance reducing series is obtained in the paper.

同时还对缩聚型磺酸系列高效减水剂骨架及其关系作了分析讨论。

Modified calcium aluminate as a purifying agent, with two functions both of coagulability and desaltification, can be produced from industrial waste slag from alumina plant.

利用氧化铝厂工业废渣生产改性铝酸钙净水剂兼有混凝和脱盐两种功能。

Compund polymer with alumium polychloride and ferrous polysulfate as its main ingredients was used as water scavenging agent in the treatment of dye-house waste water.

用以聚合氯化铝、聚合硫酸铁为主复合聚合物作净水剂,处印染废水。

The effects of reactant ratio, reaction time, catalyst amount,the species and amount of deaquation reagent on the yield of benzaldehyde 1,3-butanediol acetal were investigated.

对苯甲醛与1,3-丁醇在钒磷氧催化剂作用下缩醛化反应进行了研究,考察了醇醛比、反应时间、催化剂用量、带水剂种类和体积等因素对苯甲醛1,3-丁醇缩醛收率。

Humic acid (HA ) was abstracted from leonardite,and a composite superabsorbent (HA PSA ) was prepared by compounding poly (acrylic acid ) and lignitic humic acid.

以风化褐煤为原料制备腐植酸(HA),将HA与普通型保水剂(PSA)复合,获得HA型保水剂(HA-PSA)。

SOL 170 is a solvent based impregnator especially formulated to protect marbles, granites and natural stones from water and dirtpenetration, frost damage and to stop calcareous efflorescence.

SOL 170 是一种特别渗透性配方防水剂，有效于保护大石、花岗岩、天然石材等。防止水印及水渍呈现于石材表面，并可防止污渍渗入表面、冰霜侵入及防止风化。