Crosslinked modified shingle adhesive
US6709760B2 · kind B2 · utility
13Cited by
2References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 3, 2002 |
| Grant date | Mar 23, 2004 |
| Priority date | — |
| Expiry date | Aug 16, 2022 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/31815
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
An adhesive for a roof covering comprises asphalt, polymer and crosslinker. The crosslinker is a phenolic resin or a phenol-aldehyde resin. In another embodiment, the adhesive comprises asphalt, polymer and crosslinker, and it excludes polyfunctional amine having at least two amino groups.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.