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:
Jul. 29, 2025
Filed:
Oct. 14, 2020
Applicant:
3m Innovative Properties Company, St. Paul, MN (US);
Inventors:
Assignee:
3M INNOVATIVE PROPERTIES COMPANY, St. Paul, MN (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09J 7/30 (2018.01); C09J 7/25 (2018.01); C09J 7/29 (2018.01); H01L 21/683 (2006.01);
U.S. Cl.
CPC ...
C09J 7/30 (2018.01); C09J 7/25 (2018.01); C09J 7/29 (2018.01); C09J 2301/124 (2020.08); C09J 2301/408 (2020.08); C09J 2400/163 (2013.01); C09J 2479/086 (2013.01); C09J 2483/00 (2013.01); H01L 21/6836 (2013.01);
Abstract
The present disclosure relates to an adhesive film, which includes: a photothermal conversion layer including a light absorbing agent and a pyrolytic resin; a first adhesive layer disposed on the photothermal conversion layer; a base film layer disposed on the first adhesive layer; and a second adhesive layer disposed on the base film layer, and the first adhesive layer and the second adhesive layer include a silicon-based adhesive. The adhesive film according to the present disclosure can simplify a process of processing a substrate, and can prevent a damage of the substrate and a circuit or an element formed on the substrate.