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 8673448 B1

PDF
Full Text
Expired
Date of Patent:
Mar. 18, 2014

Filed:

Mar. 04, 2011
Applicants:

Mark Hartmann, Boulder, CO (US);

David E. Henton, Jackson, WY (US);

Inventors:

Mark Hartmann, Boulder, CO (US);

David E. Henton, Jackson, WY (US);

Assignee:

Outlast Technologies LLC, Golden, CO (US);

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B32B 3/00 (2006.01); B32B 5/02 (2006.01); B32B 9/04 (2006.01);
U.S. Cl.
CPC ...
Abstract

In accordance with one aspect a temperature regulating article comprises a substrate and a polymeric phase change material bound to the substrate, wherein the polymeric phase change material is characterized by including a precisely branched polymer with substantially equally spaced repeating sidechains. In other embodiments the polymeric phase change material includes between 20 and 200 branches per 1000 carbon units, has a latent heat of at least 5 Joules per gram, and a transition temperature between 0° C. and 40° C.


Find Patent Forward Citations

Hartmann, Mark. (2014). Articles containing precisely branched functional polymeric phase change materials (U.S. Patent No. 8673448). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8673448

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

Loading…