发明名称 |
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 |
摘要 |
4,4'-disubstituted bis-(2,6-diisopropylphenyl)carbodiimides of the formula (I) <IMAGE> (I) 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.
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申请公布号 |
US5621138(A) |
申请公布日期 |
1997.04.15 |
申请号 |
US19960593100 |
申请日期 |
1996.01.30 |
申请人 |
BASF AKTIENGESELLSCHAFT |
发明人 |
LEHRICH, FRIEDHELM;POHL, SIEGMUND;BRUCHMANN, BERND;TESCH, HELMUT;MINGES, ROLAND;SWOBODA, JOHANN;GENZ, MANFRED;SCHOLZ, GUENTER;STREU, JOACHIM |
分类号 |
C07C265/10;C07C265/12;C07C267/00;C08G18/00;C08G18/02;C08G18/71;C08K5/29;(IPC1-7):C07C265/12 |
主分类号 |
C07C265/10 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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