Flock adhesive composition
US4892756A · kind A · utility
2Cited by
10References
5Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 20, 1989 |
| Grant date | Jan 9, 1990 |
| Priority date | — |
| Expiry date | Mar 20, 2009 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08G18/10
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
A flock adhesive composition comprising PA0 A. about 1 to 20% by weight of an aromatic nitroso compound; PA0 B. about 1 to 20% by weight of an epoxy resin having an epoxy equivalent of at least one; and PA0 C. about 60 to 98% by weight of a blocked isocyanate-functional urethane prepolymer, the isocyanate group or groups of said prepolymer being blocked with a blocking agent comprising a substituted or unsubstituted phenol.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.