申请人:——
公开号:US20020002222A1
公开(公告)日:2002-01-03
An organic phosphorus-containing antioxidant which is stablized against hydrolysis includes (a) 20 to 99.9 wt % of organic phosphite or phosphonite; and (b) 0.1 to 80 wt % of acid-binding metal salt treated with a surface conditioning agent, wherein the weight ratio of the surface conditioning agent to the acid-binding metal salt is 0.1 to 50 wt %:99.9 to 50 wt %, and the surface conditioning agent is selected from the group consisting of silanes, titanates, zirconates, aluminates, zirco-alumiates, non-ionic surfactants, and anionic surfactants.
一种可稳定抗水解的有机含磷抗氧化剂包括 (a) 20 至 99.9 wt % 的有机亚磷酸酯或亚磷酸盐;以及 (b) 0.1 至 80 wt % 经表面调节剂处理的酸结合金属盐,其中表面调节剂与酸结合金属盐的重量比为 0.表面调节剂选自硅烷、钛酸盐、锆酸盐、铝酸盐、锆铝酸盐、非离子表面活性剂和阴离子表面活性剂组成的组。