Novel adhesives and tapes including same
US4997709A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Nov 7, 1988 |
| Grant date | Mar 5, 1991 |
| Priority date | — |
| Expiry date | Nov 7, 2008 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY10T428/31696
- WIPO fieldBasic materials chemistry
- WIPO sectorChemistry
Abstract
A pressure-sensitive adhesive meeting Underwriter Laboratories, Inc. 181A requirements and specifications for foil tapes for use with rapid fiberglass air ducts consisting essentially of: PA1 (1) 100 phr of a block copolymer consisting of from 75 to about 100 parts be weight of a styrene-isoprene-styrene triblock copolymer and from 0-25 parts by weight of a member selected from the group consisting of a styrene-isoprene diblock copolymer, a styrene-butadiene-styrene triblock copolymer and a mixture of styrene-isoprene diblock copolymer and styrene-butadiene-styrene triblock copolymer; PA1 (2) from about 60 to about 110 phr of rubber phase associating resin; PA1 (3) from about 5 to about 30 phr of a polyestyrene phase associating resin; PA1 (4) an effective amount of flame retardant; PA1 (5) an effective amount of antioxidant for the rubbery isoprene moiety; and PA1 (6) a crosslinking system for crosslinking the isoprene moiety; PA1 and foil tapes including same.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.