Patent · US Expired

Thermosetting cyanate resin and the use thereof for the production of composite materials and IPNs

US4754001A · kind A · utility

15Cited by

4References

7Claims

0Family size

Assignee

BAYER HEALTHCARE LLC · DE

Inventors

Johannes Blahak · Munich, DE
Rolf Dhein · Krefeld, DE
Lothar Preis · Bensberg, DE
Manfred Schreckenberg · Krefeld, DE

Key dates

Filing date	Sep 12, 1986
Grant date	Jun 28, 1988
Priority date	—
Expiry date	Sep 12, 2006

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10S525/903
WIPO fieldMacromolecular chemistry, polymers
WIPO sectorChemistry

Abstract

Interpenetrating polymer networks prepared from 60 to 99.9% by weight, of a thermoplast and 0.1 to 40% by weight of a thermosetting resin which comprises: PA0 (a) at least one polycyanate and PA0 (b) from 1 to 40% by weight, based on (a), of at least one polyester having a hydroxyl number of from 28 to 320, a number average molecular weight M.sub.n of from 700 to 8000 and containing from 50 to 92%, by weight, of alcohol residues, acid residues, or both with each of said residues containing cycloaliphatic moieties.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.