The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Nov. 10, 2026

Filed:

May. 04, 2022
Applicant:

Chemetall Gmbh, Frankfurt, DE;

Inventors:

Ming Juan Song, Shanghai, CN;

Hai Xia Zou, Shanghai, CN;

Jin Kai Huang, Shanghai, CN;

Peng Xia, Shanghai, CN;

Assignee:

CHEMETALL GMBH, Frankfurt, DE;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B05D 7/14 (2006.01); C09D 5/02 (2006.01); C09D 5/08 (2006.01);
U.S. Cl.
CPC ...
B05D 7/14 (2013.01); C09D 5/024 (2013.01); C09D 5/08 (2013.01); B05D 2202/15 (2013.01); B05D 2502/00 (2013.01);
Abstract

Disclosed herein is an aqueous composition including components (A) from 10% to 35% by weight of acrylic resin without hydroxyl group, where the acrylic resin has an average particle diameter in a range of from 50 μm to 200 μm measured by dynamic light scattering according to ISO13321:2004, (B) from 0.1% to 4% by weight of a film-forming aid having a boiling point of no more than 300° C. under 1 atm, (C) from 1% to 8% by weight of a lubricant having an average particle diameter in a range of from 100 nm to 600 nm measured by dynamic light scattering according to ISO13321:2004, and (D) from 0.1% to 1% by weight of a water-soluble chromium compound, where its weight is calculated from the chromium element, and the weight percentages of all components are based on the total weight of the aqueous composition.


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Song, Ming. (2026). Aqueous composition for metallic surface treatment and the application thereof (U.S. Patent No. 12789230). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12789230

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