Method of making a hot melt pressure-sensitive adhesive
US8969456B2 · kind B2 · utility
1Cited by
30References
14Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 9, 2010 |
| Grant date | Mar 3, 2015 |
| Priority date | — |
| Expiry date | Jun 9, 2030 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC08K5/098
- WIPO fieldMacromolecular chemistry, polymers
- WIPO sectorChemistry
Abstract
A method of making a pressure-sensitive hot melt adhesive. The method includes extruding a melt composition that includes a polymer, wherein the polymer has acidic groups covalently attached thereto, and a metal salt hydrate, wherein the metal salt hydrate has a melting point that is less than the maximum processing temperature.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.