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- The title aqueous polyurethane(APU) has been prepared by using polyether,dimethylol propionic acid and toluene diisocyanate(TDI) and siloxane monomer. 采用有机硅氧烷单体与聚醚、二羟甲基丙酸(DMPA)和甲苯二异氰酸酯(TD I)反应制备水性聚氨酯涂料。
- Starting from toluene diisocyanate (TDI), polypropylene glycol (PPG) and dimethylol propionic acid (DMPA),the anionic water-borne polyurethane emulsion was synthesized. 以甲苯二异氰酸酯(TDI)、聚丙二醇(PPG)、二羟甲基丙酸(DMPA)为原料,制备了阴离子型水性聚氨酯乳液。
- Water-borne polyurethane was prepared using isocyanate TDI,polyether(N210),1,4-Butanedio(BDO),dimethylol propionic acid(DMPA) and epoxy resin as main raw materials. 用甲苯二异氰酸酯(TDI)、聚醚多元醇(N210)、1,4-丁二醇(BDO)、二羟甲基丙酸(DMPA)和环氧树脂等为主要原料制备了水性聚氨酯。
- Starting from toluene diisocyanate (TDI), polypropylene glycol (PPG) and dimethylol propionic acid (DMPA), the anionic water-borne polyurethane emulsion was synthesized. 摘要以甲苯二异氰酸酯(TDI)、聚丙二醇(PPG)、二羟甲基丙酸(DMPA)为原料,制备了阴离子型水性聚氨酯乳液。
- Ionomer-type polyurethane emulsion was prepared from polyether or polyester, IPDI, dimethylol propionic acid (DMPA) and ethylene diamine as primary materials. 摘要以低聚物多元醇、异氟尔酮二异氰酸酯(IPDI)、亲水单体羟甲基丙酸(DMPA),乙二胺为主要原料,制备了一组不同组成的聚氨酯乳液。
- A stable polyether anionic waterborne polyurethane adhesive was prepared with polyether diol,diisocyanate and dimethylol propionic acid(DMPA) as raw materials. 以聚醚二醇、二异氰酸酯和二羟甲基丙酸(DMPA)为基本原料制备了一种稳定的聚醚型阴离子水性聚氨酯胶黏剂。
- A series of aqueous polyurethane dispersions were synthesized from the polyester polyol,isophorone diisocyanate(IPDI) and dimethylol propionic acid(DMPA) by neutralization emulsification method. 采用内乳化法以聚酯多元醇、异佛尔酮二异氰酸酯(IPDI)和二羟甲基丙酸(DMPA)合成了水性聚氨酯乳液。
- Keywords dimethylolpropionaldehyde;silanized basic anion exchange resin;solid acid;2;2 dimethylol propionic acid;fixed bed; 二羟甲基丙醛;硅烷化碱性阴离子交换树脂;固体酸;2二羟甲基丙酸;固定床;
- Zhang S B.Miao W.Zhou Y Reaction study of water-borne polyurethanes based on isophorone diisocyanate,dimethylol propionic acid,and poly(hexane neopentyl adipate glycol) 2004 凌剑.;卫晓利
- dimethylol propionic acid 二羟甲基丙酸
- A salt or an ester of propionic acid. 丙酸盐丙酸的一种盐或脂
- Bulk products include anthraquinone disulfonate and dimethylol propionic acid.Located in China. 网站简介 : Manufactures a small but diverse range of primarily organic chemicals.
- The group of 20g/kg propionic acid had the best results. 在本次试验中,以20g/kg丙酸添加组的青贮效果最好。
- Propionic acid is product heavily short of in our country. 丙酸是目前国内十分紧缺的一种产品。
- OBJECTIVE To investigate the major metabolites of eugenol ibuprofen ester propionic acid. 目的研究鉴定丁香酚布洛芬酯在大鼠体内的代谢行为。
- The p - fluorophenoxy propionic acid was synthesized by p -fluorophenol and 3 - chloropropanoic acid as row materials and catalized by PEG -400/KI. 采用对氟苯酚和3-氯丙酸为起始原料,用聚乙二醇PEG-400和KI双组分催化剂合成对氟苯氧丙酸。
- The kit has good antiseptic effect with propionic acid at 2.5ml per 350ml artificial diet. 筛选出人工饲料中防腐剂剂量的最佳值为每350毫升饲料中含丙酸2.;5ml。
- Propionic acid is an important chemical raw material, but it is also a material of serious scarcity in China. 丙酸是重要的食品、医学、饲料工业原料,也是目前我国紧缺的防腐剂原材料之一。
- Among these products the production of propanal, propanol and propionic acid remains almost a blank in China. 介绍了世界丙醛系列产品的生产与应用。
- Production techniques and market of propionic aldehyde and propionic acid and propanol are introduced in this paper. 本文综述了丙醛、丙酸、丙醇的工艺技术及市场前景。