Patent · US Active

Acrylic electrocoat composition and process replacing phosphate pretreatment

US8354471B2 · kind B2 · utility

6Cited by

28References

19Claims

0Family size

Assignee

BASF COATINGS GMBH · DE

Inventors

Abdellatif Chouai · Lake Jackson, US
Timothy S. December · Rochester Hills, US
Cynthia A. Stants · Pinckney, US
Jennifer M. Lear · Bozeman, US
Robert D. Schiller · South Lyon, US
Charles L. Tazzia · Grosse Pointe Farms, US
Gregory G. Menovcik · Farmington Hills, US

Key dates

Filing date	Dec 29, 2008
Grant date	Jan 15, 2013
Priority date	—
Expiry date	Jul 24, 2031

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10T428/31699
WIPO fieldSurface technology, coating
WIPO sectorChemistry

Abstract

A coating composition, such as an electrodepositable electrocoat primer coating composition, comprises a phosphorylated acrylic polymer, The coating provides excellent corrosion protection even without a conventional phosphate pretreatment.

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