Patent · US Expired

Stabilized monoaspartic acid esters and polyaspartic acid esters

US6559274B2 · kind B2 · utility

7Cited by

10References

12Claims

0Family size

Assignee

BAYER HEALTHCARE LLC · DE

Inventors

Rolf Gertzmann · Leverkusen, DE
Lutz Schmalstieg · Neunburg vorm Wald, DE
Stefan Groth · Leverkusen, DE

Key dates

Filing date	Oct 10, 2001
Grant date	May 6, 2003
Priority date	—
Expiry date	Oct 10, 2021

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC08G18/3821
WIPO fieldOrganic fine chemistry
WIPO sectorChemistry

Abstract

The present invention relates to a composition comprising monoaspartic acid esters and polyaspartic acid esters as well as an addition product prepared from an unsaturated dicarboxilic acid compound and a thiol, a process for their production, and their use as reactive component for polyisocyanates in two-component polyurethane systems.

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