Polyurethane adhesives
US5057568A · kind A · utility
2Cited by
9References
9Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 17, 1990 |
| Grant date | Oct 15, 1991 |
| Priority date | — |
| Expiry date | Apr 17, 2010 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/31591
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
A solvented polyurethane adhesive composition comprising 20 to 40% by weight of diphenylmethane diisocyanate, 0.5 to 4.0% by weight of a caprolactone triol, 40 to 75% by weight of a neopentyl adipate ester diol, 0 to 10% by weight of at least one polypropylene oxide diol, and a functionally effective amount of a catalyst therefor.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.