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.:
Date of Patent:
Feb. 20, 2024
Filed:
May. 27, 2020
3m Innovative Properties Company, St. Paul, MN (US);
Timothy J. Hebrink, Scandia, MN (US);
Michelle M. Mok, St. Paul, MN (US);
Derek J. Dehn, Maplewood, MN (US);
Mary E. Johansen, Woodbury, MN (US);
Lon R. Johnson, New Brighton, MN (US);
Todd G. Pett, St. Paul, MN (US);
Moses M. David, Woodbury, MN (US);
James P. Burke, St. Paul, MN (US);
Vivian W. Jones, Woodbury, MN (US);
Haiyan Zhang, Lake Elmo, MN (US);
Abstract
A composite cooling film () comprises an antisoiling layer () secured to a first major surface of a reflective microporous layer (). The reflective microporous layer () comprises a first fluoropolymer and is diffusely reflective of electromagnetic radiation over a majority of wavelengths in the range of 400 to 2500 nanometers. The antisoiling layer () has an outwardly facing antisoiling surface () opposite the micro-voided polymer film. An article () comprising the composite cooling film () secured to a substrate () is also disclosed.