Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Flexible polyisocyanurate-urethane foam

Flexible polyisocyanurate-urethane foam

US Patent 4719245 · Granted Jan 12, 1988

Estimated economic value: $7,295,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Integrated power capacitor and inductors/transformers utilizing insulated amorph1990
Single-turn primary and single-turn secondary flat voltage transformer1989
Transformer/inductor with integrated capacitor using soft ferrites1989
Novel product and process1987
Thermally stable and high impact resistant structural polyurethane foam1987
Method for scavenging acidic impurities from polymeric isocyanates1987
Isocyanurate preparation1986
Novel product and process of isocyanurate production1986
Amidinium salts1986
Polyamide-polyurea polymers by the RIM process1985
Process for the preparation of polyurea elastomers1985
Catalyst compositions for trimerizing organic isocyanates1985