Oxygen absorber for culturing anaerobic bacteria

Details Oxygen absorber for culturing anaerobic bacteria Oxygen absorber for culturing anaerobic bacteria

1998-03-09

2000-11-28

Naff, David M.

Chemistry: molecular biology and microbiology

Micro-organism, per se ; compositions thereof; proces of...

435244, 435260, 435801, 25218828, C12N 100, C12N 104, C12N 138

Patent

active

061534226

ABSTRACT:
An oxygen absorber is provided which is obtainable by mixing 10 to 60 parts by weight of a particulate thermoplastic resin having a softening point of 90 to 125.degree. C. and a particle diameter of 1 to 500 .mu.m with 100 parts by weight of an oxygen absorbing composition containing an ascorbic acid compound, water and an activated carbon. The oxygen absorber can inhibit overheat to prevent spontaneous ignition. Further, the activated carbon has a particle diameter of 0.1 to 2 mm and the ascorbic acid compound includes L-ascorbic acid, sodium L-ascorbate, calcium L-ascorbate and sodium D-iso-ascorbate.

REFERENCES:
patent: 4524015 (1985-06-01), Takahashi et al.
Database WPI, Section Ch, Week 9346, Derwent Publications Ltd., London, GB, Class D13, AN 93-364446 of JP 05 269 376 A (Oct. 1993).

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