会员体验
专利管家(专利管理)
工作空间(专利管理)
风险监控(情报监控)
数据分析(专利分析)
侵权分析(诉讼无效)
联系我们
交流群
官方交流:
QQ群: 891211   
微信请扫码    >>>
现在联系顾问~
热词
    • 1. 发明公开
    • 금속 비누기의 존재하에 액상 안정화제를 위한 포스파이트반응
    • 液态稳定剂金属溶液中存在的磷酸盐反应
    • KR1020060002899A
    • 2006-01-09
    • KR1020057018549
    • 2004-03-23
    • 아크조 노벨 엔.브이.
    • 카라즈찰스-앙뜨완말콤슨수잔퍼트리샤멜러말콤토마스존
    • C07F9/141C08K5/524C08L57/08
    • C07F9/145C07F9/025C08K5/524C08L57/08
    • The present invention pertains to a process for the preparation of a liquid stabilizer for imparting heat stability to polyvinyl chloride compositions which is essentially solvent-free, comprising the steps of reacting one or more carboxylic acids with one or more metal sources in the presence of one or more organophospite ester-reactive solvents while stripping off water, wherein the metal in said metal source is selected from the group consisting of Ca, Ba, Zn, Sr, K, and Cd; adding one or more organophosphite esters selected from the group consisting of triorganic phosphites, organic acid phosphites, diphosphites, and polyphosphites, and reacting the one or more organophosphite ester- reactive solvents with said organophosphite esters, while distilling off phenol; and, optionally, adding one or more additives known in the art before, during, or after the addition of the one or more organophosphite esters to the reaction mixture.
    • 本发明涉及一种用于制备基本上无溶剂的聚氯乙烯组合物的热稳定性的液体稳定剂的方法,该方法包括以下步骤:使一种或多种羧酸与一种或多种金属源在一种 或更多的有机磷酯酯反应性溶剂,同时剥离水,其中所述金属源中的金属选自Ca,Ba,Zn,Sr,K和Cd; 加入一种或多种选自三有机亚磷酸酯,有机酸亚磷酸酯,二亚磷酸酯和多亚磷酸酯的有机亚磷酸酯,并使一种或多种有机亚磷酸酯反应性溶剂与有机亚磷酸酯反应,同时蒸馏出苯酚; 和任选地,在将一种或多种有机亚磷酸酯加入到反应混合物中之前,期间或之后加入本领域已知的一种或多种添加剂。