Process for the production of a battery separator

Details Process for the production of a battery separator Process for the production of a battery separator

1988-03-25

1989-03-14

Skapars, Anthony

Metal working

Method of mechanical manufacture

Electrical device making

429249, 429255, 162146, H01M 214

Patent

active

048121452

ABSTRACT:
In an alkaline dry cell battery separator being a laid mat of non-dissolvable polyvinyl alcohol fibers held together by a matrix of dissolved or partially dissolved dissolvable polyvinyl alcohol fibers, the improvement comprising the mat having up to 85% of cellulosic fibers relatively uniformly distributed in and among the non-dissolvable polyvinyl alcohol fibers and held therein by said matrix.

REFERENCES:
patent: 3095345 (1963-06-01), Jackson et al.
patent: 3114670 (1963-12-01), Iwasaki
patent: 3121658 (1964-02-01), Orsino et al.
patent: 3139355 (1964-06-01), Fries et al.
patent: 3582462 (1971-06-01), Ashikaga et al.

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