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- Abstract: The preparation ofsilicon modified polyether and sil icon modified polyurethane was introduced,and theformulations,properties and ap plication of silicon modified sealants were described. 文摘:简要地回顾了硅改性聚醚和硅改性聚氨酯密封剂的出现和发展，对硅改性聚醚和硅改性聚氨酯的制备作了简要的介绍，并对硅改性密封剂的配方、性能和应用作了进一步阐述。
- silicone modified polyurethane 有机硅改性聚氨酯
- The new rain erosion resistant aircraft coatings is a fluoro resin modified polyurethane coatings. 本研究的目的是研制一种新型航空玻璃钢结构部件用防雨蚀弹性聚氨酯涂料。
- A waterborne aliphatic polyurethane coatings was prepared by epoxy resin modified polyurethane and IPDI instead of TDI. 采用环氧树脂改性聚氨酯，异佛尔酮二异氰酸酯代替甲苯二异氰酸酯合成出耐候性好的水性聚氨酯树脂。
- Silicone modified acrylic emulsions are synthesized from acrylate a nd monomers contained silicone group. 以丙烯酸酯和有机硅官能单体为原料,合成了有机硅丙烯酸乳液。
- The behaviors of thermal-oxidation,UV photolysis and hydrolysis of straw alkali-lignin modified polyurethane films(PUF) were tested respectively. 对麦草碱木质素改性聚氨酯薄膜(PUF)的热稳定性、热水稳定性、紫外光降解性能进行了测定。
- The results showed that isocyanurate modified polyurethane elastomers exhibited better thermal propterty than that of general polyurethane elastomers. 结果显示，与普通聚氨酯弹性体相比，用异氰酸酯改性后的聚氨酯弹性体的热稳定性明显得到了提高。
- The composition,boiling water resistance,steam resistance and other physical properties of a silicone modified urushiol resin corrosion protective paint have been described. 介绍了以有机硅改性漆酚树脂为基料的防腐涂料的构成，及其耐沸水性、耐水蒸汽性及其他理化性能。
- Organic Anticorrosive Coating The coating are preparation with a series ceramic powders, epoxy resin, modified polyurethane resin, solidification agent and a few additive. 有机耐磨防腐涂料该涂料是由几种耐腐蚀,耐磨损的陶瓷骨料,环氧树脂,改性的聚氨脂树脂,固化剂,及少量添加剂配制而成。
- Silicone modified acrylic emulsion with excellent water, contamination and weather resistance, is an ideal binder for super-weatherable exterior wall coatings. 有机硅改性丙烯酸酯乳液具有卓越的耐水性、耐沾污性和耐候性,是制备超耐候性建筑外墙涂料的理想基料。
- Formula and synthesis process of silicane - modified polyurethane adhesive were studied. Adhesion efficiency for glass - glass, glass - iron and iron - iron were investigated. 本文研究了水敏性硅烷改性聚氨酯粘合剂的配方及合成工艺条件并考查了其对玻璃-玻璃、玻璃-铁、铁-铁的粘接性能。
- Otherwise,our researched epoxy,castor oil,organosiloxane modified polyurethane respectively,and the modified polyurethane films showed better water resistance. 研究了环氧树脂、蓖麻油、有机硅对水性聚氨酯的改性,实验表明,改性后的水性聚氨酯涂膜的耐水性能得到较大的提高。
- DEVELOPMENT OF SILICON MODIFIED ALIPHATIC ELASTIC POLYURETHANE 硅改性脂肪族弹性聚氨酯的制备
- The effect of the irradiation time,laser intensity and spot diameter on the mass ablative rate of carbon fiber reinforced silicone modified epoxy resin composite was analyzed respectively. 分别分析了入射激光的辐照时间、强度和光斑直径对碳纤维增强有机硅改性环氧树脂复合材料质量烧蚀率的影响规律。
- A novel waterborne silicone modified fluoro-carbon gold-platinum paints was developed.The influences of resin and variety of additives on the performances of paints were discussed. 研制了一种硅改性水性氟碳金铂漆,给出了涂料配方及性能指标,讨论了树脂及各种助剂对涂料性能的影响。
- The rosin modified polyurethane paint were synthesized by crosslinking hydroxyl alkyd resins with polyurethane prepolymers which was obtained by reacting TDI with rosin modified resin polyols. 用松香改性的醇酸树脂多元醇与TDI反应合成聚氨酯预聚物，与羟基醇酸树脂交联制备聚氨酯涂料。
- It has shown that silicone modified acrylic emulsion and pure acrylic emulsion with core-shell structure provide better weathering property,high PVC emulsion coatings are easy for discoloration... 结果表明:硅丙乳液和核壳型纯丙乳液具有较好的耐候性,高PVC乳胶漆容易变色,炭黑和氧化铁系色浆适合于配制浅色外墙乳胶漆,有机颜料色浆应用在外墙时应谨慎。
- The silicone modified acrylate emulsion was prepared by seed emulsion polymerization with acrylate,octamethylcyclotetrasiloxane (D 4 )and the composite emulsifier as raw materials. 以丙烯酸酯、八甲基环四硅氧烷为主要原料,阴离子型和非离子型表面活性剂为复合乳化剂,通过种子乳液聚合法制备了有机硅改性丙烯酸酯乳液;
- The gel breaker selected is ammonium persulfate (APS) and the capsulating material - oil resistant polysulfide copolymer latex, water proof blend PVDC CP and mechanically strong silicon modified nanosized latex in combination. 选择过硫酸铵为破胶剂 ,从 10余种材料中筛选出耐油的聚硫 偏丙乳液、防水的PVDC CP、强度好的硅改性纳米乳液 3种材料复合作囊衣。
- EH lignin had aliphatic and phenolic hydroxyl functionalities which provided very good bonding sites towards isocyanate.EH lignin could applied to modify polyurethane. 酶解木质素的分子中含有丰富的苯环、酚羟基和醚键等官能团,具有较高的反应活性,能直接用于聚氨酯的改性。
