Organic compounds -- part of the class 532-570 series – Organic compounds – Carboxylic acid esters
Patent
1985-07-30
1988-01-19
Shippen, Michael L.
Organic compounds -- part of the class 532-570 series
Organic compounds
Carboxylic acid esters
560 16, 560115, 560148, 560158, 10628725, C07C125073
Patent
active
047205695
ABSTRACT:
A polycarbamic acid ester-type curing agent for thermosetting resin paints, said curing agent containing per molecule at least two groups represented by the following formula ##STR1## wherein Y represents ##STR2## --O--, or --S--; R.sub.1 represents a direct bond, or a divalent aliphatic hydrocarbon group having 1 to 6 carbon atoms which may be substituted by a hydroxyl group or an alkoxy group, provided that when Y is ##STR3## R.sub.1 represents a direct bond; R.sub.2 and R.sub.4, independently from each other, represent a hydrogen atom, or an aliphatic hydrocarbon group having 1 to 6 carbon atoms which may be substituted by an amino group, a hydroxyl group or an alkoxy group, or a group of the formula ##STR4## and R.sub.3 represents a hydrogen atom or a monovalent aliphatic hydrocarbon group having 1 to 6 carbon atoms which may be substituted by a hydroxyl group or an alkoxy group.
REFERENCES:
patent: 2802022 (1957-08-01), Groszos
patent: 4122069 (1978-10-01), Meyer
patent: 4160077 (1979-07-01), Brooks
Kansai Paint Co. Ltd.
Shippen Michael L.
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