Michael addition type urethane urea resin, production process therefor, adhesive, production process therefor, coating agent for forming ink receiving layer and recording material
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United States of America Patent
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Issued Date -
Dec 4, 2003
app pub date -
Apr 10, 2003
filing date -
Aug 30, 1999
priority date (Note) -
Abandoned
status (Latency Note)
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Abstract
This invention provides a Michael addition type urethane urea made from starting materials including a polyol (a), a polyisocyanate (b), a polyamine (c) and an unsaturated compound (d), and comprising a bonded portion represented by the following formula (1-1) or (1-2): 1 (where R.sup.3 represents a monovalent organic group, X represents a hydrogen atom or an alkyl group having 1 to 3 carbon atoms and R.sup.4 represents a hydrogen atom or a monovalent organic group).
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