Adhesive compositions based on polypropylene modified by grafting an unsaturated monomer
US4822688A · kind A · utility
48Cited by
2References
14Claims
0Family size
Inventor
Key dates
| Filing date | Jun 19, 1987 |
| Grant date | Apr 18, 1989 |
| Priority date | — |
| Expiry date | Jun 19, 2007 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/31938
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
Adhesive composition consisting essentially of polypropylene modified by grafting with an acid anhydride to further reacted with a compound bearing at least two groups capable of reacting with the anhydride preferrably a polyol or a polyamine.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.