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:
Sep. 02, 2025
Filed:
Feb. 17, 2021
Applicant:
Tredegar Surface Protection, Llc, N. Chesterfield, VA (US);
Inventors:
Ricky Santoso, Glen Allen, VA (US);
Kevin A. Brady, Cary, IL (US);
Assignee:
TREDEGAR SURFACE PROTECTION, LLC, N. Chesterfield, VA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09J 7/29 (2018.01); C08K 5/00 (2006.01); C08K 5/01 (2006.01); C08L 23/06 (2006.01); C09J 7/20 (2018.01); C09J 7/24 (2018.01); C09J 7/25 (2018.01); C09J 7/40 (2018.01); C09J 109/06 (2006.01); C09J 123/06 (2006.01); C09J 123/08 (2006.01); C09J 125/10 (2006.01); C09J 153/02 (2006.01);
U.S. Cl.
CPC ...
C09J 7/29 (2018.01); C08K 5/005 (2013.01); C08K 5/01 (2013.01); C08L 23/06 (2013.01); C09J 7/201 (2018.01); C09J 7/241 (2018.01); C09J 7/243 (2018.01); C09J 7/245 (2018.01); C09J 7/25 (2018.01); C09J 7/401 (2018.01); C09J 109/06 (2013.01); C09J 123/06 (2013.01); C09J 123/0815 (2013.01); C09J 125/10 (2013.01); C09J 153/025 (2013.01); C08L 2205/025 (2013.01); C08L 2205/03 (2013.01); C08L 2207/062 (2013.01); C08L 2207/066 (2013.01); C08L 2666/78 (2013.01); C09J 2301/162 (2020.08); C09J 2301/312 (2020.08); C09J 2301/314 (2020.08); C09J 2301/408 (2020.08); C09J 2409/00 (2013.01); C09J 2423/00 (2013.01); C09J 2423/005 (2013.01); C09J 2423/006 (2013.01); C09J 2423/045 (2013.01); C09J 2423/046 (2013.01); C09J 2423/105 (2013.01); C09J 2423/106 (2013.01); C09J 2431/005 (2013.01); C09J 2431/006 (2013.01); C09J 2453/00 (2013.01); C09J 2477/005 (2013.01); C09J 2477/006 (2013.01);
Abstract
A masking film includes an adhesion layer that includes at least one hydrogenated styrene block copolymer and an adhesive surface having a surface roughness (Sa) of greater than about 2.0 μm. An Adhesion Build Value of the masking film is less than about 2.0 after the adhesion layer has been attached to a textured polycarbonate substrate and heated to 85° C. for 30 minutes.