Patent · US Active

Self-healing resin

US10800866B2 · kind B2 · utility

1Cited by

9References

27Claims

0Family size

Assignee

Behr Process Corporation · US

Inventors

Gregory A. Williams · Grand Rapids, US
Jens Hentschel · Westminster, US
Anuradha Satpute · Pune, IN

Key dates

Filing date	Jan 17, 2017
Grant date	Oct 13, 2020
Priority date	—
Expiry date	Apr 15, 2038

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC08F220/56
WIPO fieldMacromolecular chemistry, polymers
WIPO sectorChemistry

Abstract

A self-healing paint composition includes water, a self-healing polymer having a first functional group and a second functional group bonded thereto that interact with each other by dynamic covalent or dynamic non-covalent interactions, and one or more optional pigment compositions. At least one of the first functional group and the second functional group are present in an amount of 0.1 to 10 mole percent the emulsion self-healing polymer having a weight average molecular weight of about 15,000 g/mol to 1,000,000 g/mol.

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