Title:
MODIFIED URETHANE COMPOSITIONS CONTAINING ADDUCTS OF O -PHTHALIC ANHYDRIDE ESTER POLYOLS
Document Type and Number:
WIPO Patent Application WO2002004536
Kind Code:
A3
Abstract:
A polyrethane elastomer is disclosed that comprises: the reaction product of a prepolymer comprising: the reaction product of: (1) an aromatic ester polyol having the structure (I): wherein: R1 is a divalent radical selected from the group consisting of: (a) alkylene radicals of from 2 to 6 carbon atoms, and (b) radicals of the formula: -(R2O)n-R2- wherein R2 is an alkylene radial of 2 or 3 carbon atoms, n is an integer of from 1 to 3, and m is an integer of form 1 to 15; and (2) a diisocyanate; with a chain extender selected from the group consisting of water, aliphatic doils, aromatic diamines, and mixtures thereof.
Inventors:
QUINT ROBERT J
Application Number:
PCT/US2001/021152
Publication Date:
August 08, 2002
Filing Date:
July 03, 2001
Export Citation:
Assignee:
UNIROYAL CHEM CO INC (US)
International Classes:
C08G18/12; C08G18/42; (IPC1-7): C08G18/10; C08G18/12; C08G18/42
Foreign References:
| US4038256A | 1977-07-26 | |||
| US5660926A | 1997-08-26 | |||
| US4791148A | 1988-12-13 |
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