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Title:
A polyurethane resin water dispersing element for rechargeable battery separators, a rechargeable battery separator, and a rechargeable battery
Document Type and Number:
Japanese Patent JP5988344
Kind Code:
B1
Abstract:
【課題】 本発明によれば、増粘剤との配合安定性が良好であり、かつ耐電解液性、電解液浸漬前後の強度保持率、動的粘弾性および密着性が良好な二次電池セパレータ用ポリウレタン樹脂水分散体が得られる。【解決手段】二次電池セパレータ用ポリウレタン樹脂水分散体であって、前記ポリウレタン樹脂が、少なくともポリオレフィン系ポリオール（但し１分子中の水酸基が２個未満の水素添加ポリブタジエンポリオールを除く）（Ａ）とポリイソシアネート化合物（Ｂ）の反応物である、二次電池セパレータ用ポリウレタン樹脂水分散体を用いる。【選択図】 なし

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Inventors:
Fumiya Kaneko
Satoshi Watanabe
Takeshi Miyamura
Application Number:
JP2016084090A
Publication Date:
September 07, 2016
Filing Date:
April 20, 2016
Export Citation:
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Assignee:
Daiichi Kogyo Pharmaceutical Co., Ltd.
International Classes:
H01M50/417; H01M50/423; H01M50/426; H01M50/443
Domestic Patent References:
JP2009266812A2009-11-12
JP2009193759A2009-08-27
JP2012204010A2012-10-22
JP2015505861A2015-02-26
JP2012003841A2012-01-05
JP2009266812A2009-11-12
JP2009193759A2009-08-27
JP2012204010A2012-10-22
JP2015505861A2015-02-26



 
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