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EP0025239A1
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Acrylated urethane polycarbonates
Assignee: Union Carbide Corp
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Filing: 1980-08-07
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Granted: —
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Expires: 2000-08-07
Abstract
Abstract Acrylate urethane polycarbonate compositions are formed from the reaction of a polycarbonate polyol, a polyisocyanate and a hydroxy-containing acrylate monomer. These compositions are useful as components of improved radiation-curable compositions.
Inventors
- 👤 Stuart Lansing Watson, Jr.
Bibliographic Details
Application Number
—
Jurisdiction
EP
Data Source
google_patents
Last Synchronized
2026-10-30 16:08
CPC Classifications
C; C08; C08G; C08G18/00; C08G18/06; C08G18/28; C08G18/40; C08G18/42; C08G18/44; C08G18/67; C08G18/671; C08G18/672
Claims Analysis
Total Claims: 5
Claim 1
Independent Claim
84 words
Acrylated urethane.polycarbonates having the general structural formula: wherein O is oxygen and C is carbon; X is acryloyloxy; R is alkylene of from 1 to 20 carbon atoms; Q is the residue of an organic polyisocyanate, R' is the residue of an alkylene diol or polyalkylene diol having 2 to 10 carbon atoms in the alkylene group and a molecular weight of from 28 to 230; and the sum of m and n is equal to the total reactive equivalents of the Q groups.
Claim 2
Dependent Claim
84 words
Acrylated urethane.polycarbonates having the general structural formula: wherein O is oxygen and C is carbon; X is acryloyloxy; R is alkylene of from 1 to 20 carbon atoms; Q is the residue of an organic polyisocyanate, R' is the residue of an alkylene diol or polyalkylene diol having 2 to 10 carbon atoms in the alkylene group and a molecular weight of from 28 to 230; and the sum of m and n is equal to the total reactive equivalents of the Q groups.
Claim 3
Dependent Claim
16 words
An acrylated urethane polycarbonate as claimed in claim 1 wherein said organic polyisocyanate is a diisocyanate.
Claim 4
Dependent Claim
28 words
An acrylated urethane polycarbonate as claimed in claim 1 wherein R is ethylene, Q is the residue of isophorone diisocyanate and R' is the residue of 1,4 butanediol.
Claim 5
Dependent Claim
28 words
An acrylated urethane polycarbonate as claimed in claim 1 wherein R is ethylene, Q is the residue of isophorone diisocyanate and R' is the residue of diethylene glycol.
References Cited (Backward Citations)
DE2830369A1
Cited
EP0007265A1
Cited
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