JP2009149810A5 - - Google Patents

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JP2009149810A5
JP2009149810A5 JP2007330226A JP2007330226A JP2009149810A5 JP 2009149810 A5 JP2009149810 A5 JP 2009149810A5 JP 2007330226 A JP2007330226 A JP 2007330226A JP 2007330226 A JP2007330226 A JP 2007330226A JP 2009149810 A5 JP2009149810 A5 JP 2009149810A5
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repeating unit
following formula
porous sheet
ratio
aliphatic
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JP2007330226A
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JP5424439B2 (en
JP2009149810A (en
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Claims (6)

（ａ）脂肪族コポリカーボネートジオール、（ｂ）有機ジイソシアネート、及び（ｃ）鎖伸長剤から得られるポリウレタン組成物であって、該脂肪族コポリカーボネートジオールが、下記式（１）及び下記式（２）で示される繰り返し単位と末端ヒドロキシル基からなり、該繰り返し単位（１）と繰り返し単位（２）の割合が、モル比で６０：４０〜９９：１であり、該脂肪族コポリカーボネートジオールの数平均分子量が５００〜２００００である上記ポリウレタン組成物を湿式成膜することにより得られることを特徴とする多孔質シート状物。
Figure 2009149810
Figure 2009149810
（式中のＲは、１，４−ブタンジオールに由来するアルキレン基を除く、二価の炭素数２〜２０の脂肪族又は脂環族炭化水素基を表す。） A polyurethane composition obtained from (a) an aliphatic copolycarbonate diol, (b) an organic diisocyanate, and (c) a chain extender , wherein the aliphatic copolycarbonate diol has the following formula (1) and the following formula (2): ) And a terminal hydroxyl group, the ratio of the repeating unit (1) to the repeating unit (2) is 60:40 to 99: 1 in molar ratio, and the number of the aliphatic copolycarbonate diols A porous sheet-like material obtained by wet film-forming the polyurethane composition having an average molecular weight of 500 to 20000.
Figure 2009149810
Figure 2009149810
(R in the formula represents a divalent C 2-20 aliphatic or alicyclic hydrocarbon group excluding an alkylene group derived from 1,4-butanediol.) 前記式（２）で示される繰り返し単位が、下記式（３）で示される繰り返し単位である、請求項１に記載の多孔質シート状物。
Figure 2009149810
 The porous sheet-like material according to claim 1, wherein the repeating unit represented by the formula (2) is a repeating unit represented by the following formula (3).
Figure 2009149810
 前記繰り返し単位（１）と繰り返し単位（２）の割合が、モル比で８５：１５〜９５：５である、請求項１又は２に記載の多孔質シート状物。   The porous sheet-like material according to claim 1 or 2, wherein a ratio of the repeating unit (1) to the repeating unit (2) is 85:15 to 95: 5 in molar ratio. （ａ）脂肪族コポリカーボネートジオール、（ｂ）有機ジイソシアネート、及び（ｃ）鎖伸長剤から得られるポリウレタン組成物であって、該脂肪族コポリカーボネートジオールが、下記式（１）及び下記式（２）で示される繰り返し単位と末端ヒドロキシル基からなり、該繰り返し単位（１）と繰り返し単位（２）の割合が、モル比で６０：４０〜９９：１であり、該脂肪族コポリカーボネートジオールの数平均分子量が５００〜２００００である上記ポリウレタン組成物を、繊維基材に塗布または含浸し湿式成膜することにより得られることを特徴とすれ多孔質シート状物。
Figure 2009149810
Figure 2009149810
 A polyurethane composition obtained from (a) an aliphatic copolycarbonate diol, (b) an organic diisocyanate, and (c) a chain extender, wherein the aliphatic copolycarbonate diol has the following formula (1) and the following formula (2): ) And a terminal hydroxyl group, the ratio of the repeating unit (1) to the repeating unit (2) is 60:40 to 99: 1 in molar ratio, and the number of the aliphatic copolycarbonate diols A porous sheet material characterized by being obtained by applying or impregnating a fiber base material with the polyurethane composition having an average molecular weight of 500 to 20000 to form a wet film.
Figure 2009149810
Figure 2009149810
 前記式（２）で示される繰り返し単位が、下記式（３）で示される繰り返し単位である、請求項４に記載の多孔質シート状物。
Figure 2009149810
 The porous sheet-like material according to claim 4, wherein the repeating unit represented by the formula (2) is a repeating unit represented by the following formula (3).
Figure 2009149810
 前記繰り返し単位（１）と繰り返し単位（２）の割合が、モル比で８５：１５〜９５：５である、請求項４又は請求項５に記載の多孔質シート状物。   The porous sheet-like material according to claim 4 or 5, wherein a ratio of the repeating unit (1) to the repeating unit (2) is 85:15 to 95: 5 in molar ratio.
JP2007330226A 2007-12-21 2007-12-21 Porous sheet Active JP5424439B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2007330226A JP5424439B2 (en) 2007-12-21 2007-12-21 Porous sheet

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2007330226A JP5424439B2 (en) 2007-12-21 2007-12-21 Porous sheet

Publications (3)

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JP2009149810A JP2009149810A (en) 2009-07-09
JP2009149810A5 true JP2009149810A5 (en) 2010-12-16
JP5424439B2 JP5424439B2 (en) 2014-02-26

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JP2007330226A Active JP5424439B2 (en) 2007-12-21 2007-12-21 Porous sheet

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Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2946272T3 (en) 2017-01-10 2023-07-14 Mitsubishi Chem Corp Poly(carbonate diol), composition containing poly(carbonate diol), production method of poly(carbonate diol) and polyurethane
WO2019082475A1 (en) * 2017-10-27 2019-05-02 Dic株式会社 Urethane resin composition, coating film and synthetic leather

Family Cites Families (4)

* Cited by examiner, † Cited by third party
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JPH05186631A (en) * 1992-01-14 1993-07-27 Asahi Chem Ind Co Ltd Porous structure and production thereof
JP2007112986A (en) * 2005-09-20 2007-05-10 Asahi Kasei Chemicals Corp Curable composition containing polycarbonate polyol
US20070072701A1 (en) * 2005-09-26 2007-03-29 Bridgestone Sports Co., Ltd. Golf ball
JP2007092195A (en) * 2005-09-27 2007-04-12 Dai Ichi Kogyo Seiyaku Co Ltd Aqueous resin composition for fiber laminate skin, method for producing fiber laminate, and synthetic leather

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