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Patent references
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Title: ORGANIC EXPANDER FOR LEAD-ACID STORAGE BATTERRIES
| Inventors: |
Timothy J. McNally, Mosinee;
Michael E. Sanford, Wausau, both of WI (US);
Bernt O. Myrvold, Sarpsborg (NO);
Detchko Pavlov Detchkov, Sofia (BG);
Temelaki Vasilev Rogachev, Sofia (BG);
Geno Petkov Rapazov, Sofia (BG);
Maria Borisova Matrakova, Sofia (BG) |
Assignee: Lignotech, U.S.A., Inc., Rothschild, WI (US)
Patent No: US 6664002 B2 Application No: US 10/014069
Date of Patent: Dec. 16, 2003 Application date: Sep. 19, 1999
Main US classification: 429215000
Secondary US classification: 029623500, 530501000
Main international classification: H01M-004/62
Secondary international classification: C08L-097/00
ABSTRACT:
An organic expander composition for improving the cycle life and the cold crank ability properties of lead-acid batteries as compared to standard or oxylignin organic expanders. The organic expander composition is obtained by a blend of oxylignin and kraft lignin.
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