Patent · US Active

Curable compositions

US8748563B2 · kind B2 · utility

0Cited by

6References

8Claims

0Family size

Assignee

Henkel AG & Co. KGaA · DE

Inventors

Hiroshi Yamashita · Yokohama, JP
Atsushi Sudo · Tokyo, JP
Takeshi Endo · Kariya, JP
Andreas Taden · Goldkronach, DE
Rainer Schoenfeld · Goldkronach, DE
Thomas Huver · Goldkronach, DE

Key dates

Filing date	Apr 23, 2012
Grant date	Jun 10, 2014
Priority date	—
Expiry date	Apr 23, 2032

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10T428/249921
WIPO fieldMacromolecular chemistry, polymers
WIPO sectorChemistry

Abstract

The present invention relates to a curable composition, comprising at least one benzoxazine compound, and at least one sulfonic acid ester having a cyclic structure. In particular, the invention relates to the use of at least one sulfonic acid having a cyclic structure as a heat-activatable catalyst for curable composition, comprising at least one benzoxazine compound.

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