Title:
PREPARATION OF CHEMICALLY POSTTCROSSLINKED POLYURETHANE RESIN
Document Type and Number:
Japanese Patent JPS5314799
Kind Code:
A
Abstract:
This invention relates to a process for making optionally cellular cross-linked elastomeric polyurethane resins from (A) POLYISOCYANATES, (B) HIGHER MOLECULAR WEIGHT POLYHYDROXYL AND/OR POLYAMINO COMPOUNDS CONTAINING FILLER PARTICLES, (C) CHAIN LENGTHENING AGENTS AND, OPTIONALLY, (D) BLOWING AGENTS, CATALYSTS AND OTHER ADDITIVES KNOWN PER SE, WHEREIN FILLER PARTICLES CAPABLE OF BEING CROSS-LINKED WITH THE FORMALDEHYDE ARE USED AND WHEREIN THE ELASTOMERIC POLYURETHANES WHICH CONTAIN FILLERS ARE CROSS-LINKED WITH FORMALDEHYDE OR FORMALDEHYDE RELEASING COMPOUNDS, AFTER THE CHAIN LENGTHENING REACTION HAS BEEN SUBSTANTIALLY COMPLETED.
Inventors:
YOHANESU BURAHAKU
KUUNO BUAAGUNERU
YAN MATSUAANETSUKU
HANSU PEETERU MIYUURERU
ARUTSUURU RAISHIYURU
KUUNO BUAAGUNERU
YAN MATSUAANETSUKU
HANSU PEETERU MIYUURERU
ARUTSUURU RAISHIYURU
Application Number:
JP8790177A
Publication Date:
February 09, 1978
Filing Date:
July 23, 1977
Export Citation:
Assignee:
BAYER AG
International Classes:
C08G18/00; C08G18/84; C08L75/04; (IPC1-7): C08G18/06; C08G18/14; C08L75/04