US 6,211,292 B1 · Functionalized block copolymers cured with isocyanates

Abstract

The present invention describes an isocyanate-cured hydroxy, acid or amine functionalized selectively hydrogenated block copolymer of a vinyl aromatic hydrocarbon and a conjugated diene. The present invention also describes coatings, adhesives, sealants and modified asphalts made therewith.

Claims1

Dependent claims

A moisture curable, isocyanate-capped hydroxy-functionalized selectively hydrogenated block copolymer of a vinyl aromatic hydrocarbon and a conjugated diene.

Dependencies are inferred from the claim text.

Facts

Application

08/423,438Filed 18 Apr 1995 · division

Priority

9 Jul 1991

Granted

3 Apr 2001

Term ends

Not estimatedThe source records don’t support an estimate.

Classification10 codes

C08G 18/696
Polymers of conjugated dienes: containing heteroatoms other than oxygen and other than the heteroatoms of copolymerised vinyl monomers
C08G 18/10
Processes: prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step
C08G 18/6208
Polymers of olefins: hydrogenated polymers of conjugated dienes
C08G 18/635
Block or graft polymers obtained by polymerising compounds having carbon-to-carbon double bonds on to polymers: onto unsaturated polymers

Functionalized block copolymers cured with isocyanates

Life of this patent

Abstract

Claims1

Functionalized block copolymers cured with isocyanates

Life of this patent

Abstract

Claims1