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Title: Method for the addition of vulcanized waste rubber to virgin rubber products

The invention is a method of using enzymes from thiophyllic microbes for selectively breaking the sulfur rubber cross-link bonds in vulcanized rubber. The process is halted at the sulfoxide or sulfone step so that a devulcanized layer is reactive with virgin rubber. 8 figs.
Inventors:
;
Issue Date:
OSTI Identifier:
434162
Assignee:
Battelle Memorial Inst., Richland, WA (United States) PTO; SCA: 320305; PA: EDB-97:034733; SN: 97001726609
Patent Number(s):
US 5,597,851/A/
Application Number:
PAN: 8-528,076
Contract Number:
AC06-76RL01830
Resource Relation:
Other Information: PBD: 28 Jan 1997
Research Org:
Battelle Memorial Institute
Country of Publication:
United States
Language:
English
Subject:
32 ENERGY CONSERVATION, CONSUMPTION, AND UTILIZATION; RUBBERS; WASTE PRODUCT UTILIZATION; VULCANIZATION; ENZYMATIC HYDROLYSIS; RECYCLING; NATURAL RUBBER