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US 2002/0172870 A1Published application
Separator for battery
AssigneeNitto Denko Corporation
InventorsMasakatsu Urairi, Keisuke Kii, Yutaka Kishii, Yutaka Yamamura, Masao Abe, Sadahito Misumi
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Abstract
A separator capable of inhibiting the self-discharge of a battery. The separator is a battery separator obtained by applying a polymer having in the molecule a carbodiimide unit represented by the following formula (I): —[—R—N═C═N—]n— (I) (wherein R means an organic group and n means an integer of 1 to 10,000) to a porous sheet substrate.
Claims7
A battery separator obtained by applying a polymer having in the molecule a carbodiimide unit represented by the following formula (I):
- —[—R—N═C═N—]n— (I)
- (wherein R means an organic group and n means an integer of 1 to 10,000) to a porous sheet substrate.
Dependencies are inferred from the claim text.