Patent ID: 9428692
Filing Date: 2016-08-30
CPC Classification: A23L,B01D,B01J,B65D,C09K

Claim Text:
1. An oxygen absorbent composition comprising at least one compound having a tetralin ring represented by the following formula (1) and a transition metal catalyst: wherein, in formula (1), R 1 to R 8 each independently represent a hydrogen atom or a monovalent substituent; the monovalent substituent is selected from the group consisting of a halogen atom, an alkyl group, an alkenyl group, an alkynyl group, an aryl group, a heterocyclic group, a cyano group, a hydroxy group, a carboxyl group, an ester group, an amide group, a nitro group, an alkoxy group, an aryloxy group, an acyl group, an amino group, a mercapto group, an alkylthio group, an arylthio group, a heterocyclic thio group and an imide group; and these groups may further have a substituent(s).