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:
Nov. 01, 2022
Filed:
Mar. 27, 2019
Applicant:
Maruzen Petrochemical Co., Ltd., Chuo-ku, JP;
Inventors:
Assignee:
MARUZEN PETROCHEMICAL CO., LTD., Chuo-ku, JP;
Primary Examiner:
Int. Cl.
CPC ...
C08F 6/10 (2006.01); C08F 8/04 (2006.01); C08F 212/08 (2006.01); C08F 232/04 (2006.01); C08F 232/08 (2006.01); C08F 240/00 (2006.01);
U.S. Cl.
CPC ...
C08F 8/04 (2013.01); C08F 6/10 (2013.01); C08F 212/08 (2013.01); C08F 232/04 (2013.01); C08F 232/08 (2013.01); C08F 240/00 (2013.01);
Abstract
Provided is a new method that effectively reduces odor components that are present in a hydrogenated petroleum resin, and adjusts a softening point to an appropriate range for exhibiting an adhesive performance. A method for deodorizing a hydrogenated petroleum resin, includes stripping a hydrogenated petroleum resin at a gas flow rate of 1 to 45 VVM.