Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Foam systems and ASTM E-84 class 1 rated foams produced therefrom

Foam systems and ASTM E-84 class 1 rated foams produced therefrom

US Patent 4797428 · Granted Jan 10, 1989

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Foam laminates which include ASTM E-84 class 1 rated foams1990
Molded polyurea articles and a process for the production thereof1988
Self-curing material for the production of a weather-resistant, non-yellowing su1987
Process for the production of a cellular composite plastic part1986
Use of carbonyl compounds, sulfonyl compounds and/or thioureas as stabilizers fo1986
Homogeneous, storage-stable polyol compositions of high ethylene glycol content 1985
Process for the production of a lightfast and colorfast composite plastic part1985
Homogeneous, storage-stable polyol compositions of high ethylene glycol content 1985
Process for the production of microcellular moldings from diisocyanate and compo1985
Single-phase, storage-stable polyol compositions containing salts and the use th1984
Polyisocyanates, preparation and use thereof1983
Process for the preparation of polyisocyanates containing biuret and/or higher p1982