甲基氰
- 与 甲基氰 相关的网络例句 [注:此内容来源于网络,仅供参考]
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The isocyanate-terminated polyurethane prepolymer was also synthesized form polytetramethylene glycol and 4,4'-diphenylmethane diisocyanate in N,N-Dimethylformamide.
另外,将聚醚双醇与量之4,4'-二苯甲基二异氰酸酯行预聚合反应,形成具-NCO末端基之聚氨基甲酸酯预聚合体。
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The polyetherurethane was synthesized by one-step method for cosmetic applications by coupling poly(PTMG,Mn=2000) and poly(PEO,Mn=2000) with 4,4'-diphenylmethane diisocyanate.
聚醚型聚氨酯用于化妆品中,由聚四亚甲基醚二醇和聚环氧乙烷与4,4-二苯甲烷二异氰酸酯采用一步法合成,结果表明PEU暴露在60℃酒精/水(80/20,体积比)溶液中放置4周后发生降解,PEU发生变质,其相对分子质量、粘度和机械性能都发生改变。
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The aqueous polyurethane prepolymer was prepared through step-growth polymerization of diphenylmethane diisocyanate with polyester glycol and dimethylol propionic acid, which was then neutralized by triethylamine to form the stable transparent aqueous polyurethane dispersion.
以二苯基甲烷二异氰酸酯、聚酯二醇、二羟甲基丙酸等为原料合成了水性聚氨酯预聚体,用三乙胺中和制备了水性聚氨酯的透明乳液。
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In this article, we have been investigated that synthesizing and properties of shape memory polyurethane. The shape memory polyurethane was synthesized from PCL diol, MDI(4, 4'-diphenylmethane diisocyanate) and BDO (1,4-butanediol) in this experiment. We analyzed that the effect of differential mole ratio of monomers to synthesized SMPU. Besides, the various concentrations of Nano-silver were mixed with SMPU. Mechanical properties and shape memory behavior of SMPU nanocomposite films were investigated.
本研究目的为藉由改变4,4'-二苯甲基二异氰酸盐(4,4'-diphenylmethane diisocyanate, MDI)/聚己内酯二元醇(polycaprolactone diol, PCL diol)/1,4-丁二醇(1,4-butanediol, BDO)等不同莫耳比制备形状记忆型聚氨基甲酸酯(Shape Memory Polyurethane, SMPU);并探讨改变不同单体莫耳比及添加不同浓度奈米银溶液对其物性及形状记忆性的影响。
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In this part of dissertation, the cure reactions of PGA withhexamethylene diisocyanate isocyanurate were investigsted byFTIR, DSC and gel fraction.
本文用FTIR、DSC和凝胶含量的测定等方法,对聚丙烯酸环氧丙酯和六亚甲基二异氰酸酯三聚体的固化反应进行了研究。
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The cure reactions of ternarysystem containing poly, poly and HDI isocyanurate, and the effect of the ratio ofPGA/POH on the thermal, mechanical and surface properties of curedresin have also been examined.
本文还研究了聚丙烯酸环氧丙酯、聚丙烯酸羟丙酯和六亚甲基二异氰酸酯三聚体的反应及三元反应体系中PGA/POH的不同比例对交联后树脂的热性能、力学性能及表面性能的影响。
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Is a research and development, production, trade and service-based economy of foreign trade entities, chemical raw materials to the professional operation of the main company's existing production of AC blowing agent, ferric chloride, hydrated Hydrazine, p-nitrophenol, m-phenylenediamine, phosphorus trichloride, phosphorus oxychloride, 2,4 - diamino benzene sulfonate, sodium dichloro isocyanurate, N-methyl-o-phenylenediamine Second hydrochloride fine chemical products such as the ability, and are obtained ISO9001 international quality system certification.
济南华尔沃进出口贸易有限公司是一家集研发、生产、贸易、服务于一体的外贸型经济实体,以专业经营化工原料为主,公司现有生产AC发泡剂、三氯化铁、水合肼、对硝基苯酚、间苯二胺、三氯化磷、三氯氧磷、2,4—二氨基苯磺酸钠、二氯异氰脲酸钠、N-甲基邻苯二胺二盐酸盐等精细化工产品的能力,并且均以取得ISO9001国际质量体系认证。
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In order to enhance the compatibility of ABS/PP/CaCO3 composites, the effects of reactive blends of the composites were studied by using Haake rheometer. The effects of various assistant cross-linkingers, such as castor oil, triallyl isocyanurate, turpentine (JS-1) and glycol dimethacrylate, and the used amount of cross-linkinger-dicumyl peroxide on the torques of the melting composites were investigated.
为提高ABS/PP/CaCO3复合材料相容性,采用转矩流变仪观察了ABS/PP/CaCO3三元复合物反应性共混后的扭矩,考察了不同的助交联剂蓖麻油、异氰脲酸三烯丙酯、松香酯(JS-1)、二甲基丙烯酸乙二醇酯以及交联剂过氧化二异丙苯的用量对共混物的影响。
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Epoxy resin and polyether, dimethylolpropionic acid and toluene Isocyanuric ester II Preparation of waterborne polyurethane coatings.
环氧树脂与聚醚、二羟甲基丙酸和甲苯二异氰酯反应制备水性聚氨酯涂料。
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Polyethylene glycol monomethylether, isophorone diisocyanate and hydroxyl ethyl methacrylate were used as raw materials, the mixmonomer was synthesized.
采用聚乙二醇单甲醚、异氟尔酮二异氰酸酯和甲基丙烯酸β-羟乙酯合成混合单体。
- 推荐网络例句
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Now, however, all children continue in "comprehensive" schools, and the eleven-plus determines which courses of study the child will follow.
然而现在,所有的孩子都要在综合学校继续学习,所以这次考试只是决定他们将要学习哪些课程。
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Cultivatable land , and led to a general recognition that development must not be carried at the cost of agriculture .
城区的迅速扩大在很多情况下侵占了宝贵的可耕地,使人们普遍认识到发展不能以牺牲农业为代价。
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Detailed Intrinsic Reaction Coordination calculations were carried out to guarantee the optimized transition-state structures being connected to the related tautomers.
同时,做了详尽的内禀反应坐标计算,以保证所得到的过渡态连接相应的始末异构体。