发明名称 Color improvement of dimethoxyethanal-melamine resins
摘要 <p>A process is described for preparing a dialkoxyethanal-amine derivative resin low in color by adding low amounts of formaldehyde to the reactants before acidification and heating. The reaction product is also claimed. The composition is useful in a variety of coating and overcoating applications where a brown, yellow or amber color would be aesthetically undesirable.</p>
申请公布号 EP1065227(A2) 申请公布日期 2001.01.03
申请号 EP20000401756 申请日期 2000.06.20
申请人 CLARIANT (FRANCE) S.A. 发明人 FLOYD, WILLIAM C.;NORTH, BERNARD F.
分类号 B32B27/42;C08G12/00;C08G12/12;C08G12/32;C08G12/40;C08G12/42;(IPC1-7):C08G12/00 主分类号 B32B27/42
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