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:
Jan. 31, 2017
Filed:
Mar. 15, 2013
Illinois Tool Works, Inc., Glenview, IL (US);
Tsao-Chin Clarence Huang, Katy, TX (US);
ILLINOIS TOOL WORKS INC., Glenview, IL (US);
Abstract
A process for protecting a plastic substrate from ultraviolet electromagnetic radiation is provided that includes the application of a composition to the plastic substrate containing between 0.01 and 10 total weight percent of a UV absorber in a non-polymerizing oil present in an amount of greater than 50 total weight percent. The oil is allowed to form a protective layer on the plastic substrate and having said UV absorber dispersed therethrough. The composition is provided including other additives and a volatile organic solvent. The oil and additives are chosen to not produce a colored byproduct as observed by an unaided normal human eye. Compositions are also provided that are limited to the aforementioned components of a UV absorber, an oil, with or without an organic solvent and limited additive to preclude staining of the plastic substrate.