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. 24, 1998
Filed:
Dec. 27, 1995
Applicant:
Inventors:
Tadatoshi Ogawa, Toyonaka, JP;
Takanori Kume, Ichihara, JP;
Assignee:
Sumitomo Chemical Company, Limited, Osaka, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B01J / ; B01J / ; B32B / ;
U.S. Cl.
CPC ...
502417 ; 502400 ; 502401 ; 502402 ; 502406 ; 426124 ; 426398 ; 4284111 ;
Abstract
An oxygen absorber comprising an active carbon material layer and an oxygen absorbing layer comprising 15-80% by weight of a thermoplastic resin and 85-20% by weight of an oxygen absorbing agent, wherein the amount of the active carbon material is 0.2-15% by weight based on the oxygen absorbing agent. The oxygen absorber is easy to handle and excellent in oxygen absorbing performance, and does not deteriorate the flavor of foods and the like.