发明申请
- 专利标题： Hydroxyaromatic-masked isocyanates
- 专利标题（中）： 羟基芳香掩蔽的异氰酸酯
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申请号： US11518513申请日： 2006-09-11
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公开(公告)号： US20070066787A1公开(公告)日： 2007-03-22
- 发明人: Pierre Ardaud , Jean-Marie Bernard
- 申请人： Pierre Ardaud , Jean-Marie Bernard
- 专利权人： RHONE-POULENC CHIMIE
- 当前专利权人： RHONE-POULENC CHIMIE
- 优先权： FR9405436 19940504
- 主分类号： C08G18/00
- IPC分类号： C08G18/00
摘要：
Unique masked isocyanates well suited for formulation into a variety of coating compositions, for example paint powers, are prepared by condensing an isocyanate with a ring-hydroxylated aromatic compound bearing at least one substituent which comprises a carbonyl or nitrile functional group and the apparent melting point of which being at least 30° C.
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