-
公开(公告)号:US4167525A
公开(公告)日:1979-09-11
申请号:US923354
申请日:1978-07-10
申请人: Yushin Kataoka , Shojiro Itoh , Masahiro Niwano
发明人: Yushin Kataoka , Shojiro Itoh , Masahiro Niwano
CPC分类号: C07C51/60
摘要: An aromatic acyl chloride is obtained with industrial advantages by reacting an aromatic carboxylic acid, phosphorus trichloride and chlorine, treating the reaction mixture comprising by-produced phosphorus pentachloride with at least one treating agent selected from water and phosphorus compounds to convert the phosphorus pentachloride into phosphorus oxychloride, and then subjecting the resulting reaction mixture to distillation to obtain the desired aromatic acyl chloride.
摘要翻译: 通过使芳族羧酸,三氯化磷和氯反应,通过使含有副产五氯化磷的反应混合物与至少一种选自水和磷化合物的处理剂反应,将五氯化磷转化为磷,得到具有工业优点的芳族酰氯 然后将所得反应混合物进行蒸馏,得到所需的芳族酰氯。
-
公开(公告)号:US4429071A
公开(公告)日:1984-01-31
申请号:US270065
申请日:1981-06-03
IPC分类号: C08F214/00 , C08F14/00 , C08F214/06 , C08K5/00 , C08K5/12 , C08L1/00 , C08L7/00 , C08L21/00 , C08L27/00 , C08L27/06 , C08L33/00 , C08L33/02
CPC分类号: C08K5/0016
摘要: A vinyl chloride plastisol composition comprises 100 parts by weight of a vinyl chloride paste resin and 35 to 180 parts by weight of a plasticizer the vinyl chloride paste resin having an average particle size of 0.5 to 10 microns, and being composed of 5 to 80% by weight of tetrahydrofuran-insoluble micro-gel fraction and 20 to 95% by weight of tetrahydrofuran-soluble fraction.
摘要翻译: 氯乙烯增塑溶胶组合物包含100重量份的氯乙烯糊料树脂和35至180重量份的平均粒度为0.5至10微米的氯乙烯糊料树脂的增塑剂,并且由5-80重量% 的四氢呋喃不溶性微凝胶部分和20〜95重量%的四氢呋喃可溶成分。
-