logo

For the Inventor, By the Inventor

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.

Patent No.:

US 12338335 B1

PDFFull Text
Date of Patent:
Jun. 24, 2025

Filed:

Sep. 28, 2018

Polyamide foam preparation

Applicant:

Dow Global Technologies Llc, Midland, MI (US);

Inventors:

Jinliang Yan, Shanghai, CN;

Richard Tien Hua Chou, Hockessin, DE (US);

Karlheinz Hausmann, Horgen, CH;

Zhongyu Wang, Shanghai, CN;

Assignee:

Dow Global Technologies LLC, Midland, MI (US);

Attorney:

Dinsmore & Shohl, LLP

Primary Examiner:

Christina H W. Rosebach

Int. Cl.
CPC ...
C08J 9/12 (2006.01); C08F 8/44 (2006.01); C08F 220/06 (2006.01); C08F 222/06 (2006.01); C08J 9/00 (2006.01);
U.S. Cl.
CPC ...
C08J 9/0061 (2013.01); C08F 8/44 (2013.01); C08F 220/06 (2013.01); C08F 222/06 (2013.01); C08J 9/122 (2013.01); C08J 2201/03 (2013.01); C08J 2203/06 (2013.01); C08J 2203/08 (2013.01); C08J 2323/08 (2013.01); C08J 2333/02 (2013.01); C08J 2377/02 (2013.01);
Abstract

Disclosed herein is a foamed composition comprising 55 to 98 wt. % of polyamide, and 2 to 45 wt. % of ionomer comprising a zinc neutralized ethylene acid copolymer. The zinc neutralized ethylene acid copolymer is the polymerized reaction product of ethylene monomer, monocarboxylic acid monomer, and unsaturated dicarboxylic acid monomer, and 30 to 70 mole percent of total acid units of the ionomer are neutralized.

Find Patent Forward Citations

Yan, Jinliang. (2025). Polyamide foam preparation (U.S. Patent No. 12338335). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/12338335

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Loading…