首页> 外国专利> 4-substituted bis(2,6-diisopropylphenyl)-carbodiimides, their preparation, their use, and 4-substituted 2,6-diisopropylphenyl isocyanates which can be used for their preparation

4-substituted bis(2,6-diisopropylphenyl)-carbodiimides, their preparation, their use, and 4-substituted 2,6-diisopropylphenyl isocyanates which can be used for their preparation

机译：4-取代的双（2,6-二异丙基苯基）-碳二亚胺，它们的制备，用途和可用于制备的4-取代的2,6-二异丙基苯基异氰酸酯

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摘要

4,4'-disubstituted bis(2,6-diisopropylphenyl)carbodiimides of the formula (I) ##STR1## where R is 1-methyl-1-phenylethyl, phenoxy or tert- butyl, a process for their preparation, their use as stabilizers against hydrolytic degradation of polyaddition and polycondensation products containing ester groups, and the novel 4-(1-methyl-1-phenylethyl) -2,6- diisopropyl-, 4-phenoxy-2,6-diisopropyl- and 4-tert-butyl-2,6- diisopropylphenyl isocyanates which can be used for their preparation.

机译：式（I）的4,4'-二取代的双（2,6-二异丙基苯基）碳二亚胺，其中R是1-甲基-1-苯基乙基，苯氧基或叔丁基，其制备方法，用作稳定剂，以防止含有酯基的加成和缩聚产物以及新型4-（1-甲基-1-苯乙基）-2,6-二异丙基，4-苯氧基-2,6-二异丙基和4-的水解降解可以用于制备2,6-二异丙基异丁基叔丁基酯。

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公开/公告号US5654479A

专利类型
公开/公告日1997-08-05

原文格式PDF
申请/专利权人 BASF AKTIENGESELLSCHAFT;
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申请/专利号US19960680460
发明设计人 FRIEDHELM LEHRICH;SIEGMUND POHL;BERND BRUCHMANN;HELMUT TESCH;ROLAND MINGES;JOHANN SWOBODA;MANFRED GENZ;GUENTER SCHOLZ;JOACHIM STREU;
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申请日1996-07-15
分类号C07C267/00;
国家 US
入库时间 2022-08-22 03:09:40

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