JP2007070792A5 - - Google Patents

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Publication number
JP2007070792A5
JP2007070792A5 JP2006215528A JP2006215528A JP2007070792A5 JP 2007070792 A5 JP2007070792 A5 JP 2007070792A5 JP 2006215528 A JP2006215528 A JP 2006215528A JP 2006215528 A JP2006215528 A JP 2006215528A JP 2007070792 A5 JP2007070792 A5 JP 2007070792A5
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JP
Japan
Prior art keywords
sponge
structure according
fibers
number average
diameter
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JP2006215528A
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Japanese (ja)
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JP2007070792A (en
JP5239134B2 (en
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Priority to JP2006215528A priority Critical patent/JP5239134B2/en
Priority claimed from JP2006215528A external-priority patent/JP5239134B2/en
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Publication of JP2007070792A5 publication Critical patent/JP2007070792A5/ja
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Publication of JP5239134B2 publication Critical patent/JP5239134B2/en
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Claims (8)

数平均直径が１〜５００ｎｍである熱可塑性ポリマーからなる繊維が分散状態で固定化されたことを特徴とするスポンジ状構造体。 A sponge-like structure in which fibers made of a thermoplastic polymer having a number average diameter of 1 to 500 nm are fixed in a dispersed state. 見かけ密度が０．０００１〜０．５ｇ／ｃｍ３であることを特徴とする請求項１に記載のスポンジ状構造体。 The sponge-like structure according to claim 1 , wherein an apparent density is 0.0001 to 0.5 g / cm 3 . 前記繊維で構成される微細孔の数平均孔径が１００μｍ以下であることを特徴とする請求項１または２に記載のスポンジ状構造体。 The sponge-like structure according to claim 1 or 2 , wherein the number average pore diameter of the fine pores composed of the fibers is 100 µm or less. 前記繊維同士が部分的に接着されていることを特徴とする請求項１〜３のいずれかに記載のスポンジ状構造体。 The sponge-like structure according to any one of claims 1 to 3 , wherein the fibers are partially bonded to each other. 請求項１〜４のいずれかに記載のスポンジ状構造体を含む断熱材。 The heat insulating material containing the sponge-like structure in any one of Claims 1-4 . 請求項１〜４のいずれかに記載のスポンジ状構造体を含む吸音材。 A sound-absorbing material comprising the sponge-like structure according to any one of claims 1 to 4 . 数平均直径が１〜５００ｎｍである熱可塑性ポリマーを含む繊維を分散媒中に分散させた繊維分散液を凍結乾燥して分散媒を除去することを特徴とするスポンジ状構造体の製造方法。 A method for producing a sponge-like structure, comprising: removing a dispersion medium by freeze- drying a fiber dispersion in which fibers containing a thermoplastic polymer having a number average diameter of 1 to 500 nm are dispersed in a dispersion medium. 直径５００ｎｍより大きい単繊維の繊維構成比率が３重量％以下であることを特徴とする請求項７に記載のスポンジ状構造体の製造方法。 The method for producing a sponge-like structure according to claim 7 , wherein the fiber composition ratio of single fibers having a diameter of more than 500 nm is 3% by weight or less.
JP2006215528A 2005-08-10 2006-08-08 Sponge-like structure comprising fiber dispersion and method for producing the same Expired - Fee Related JP5239134B2 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2006215528A JP5239134B2 (en) 2005-08-10 2006-08-08 Sponge-like structure comprising fiber dispersion and method for producing the same

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
JP2005231679 2005-08-10
JP2005231679 2005-08-10
JP2006215528A JP5239134B2 (en) 2005-08-10 2006-08-08 Sponge-like structure comprising fiber dispersion and method for producing the same

Publications (3)

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JP2007070792A JP2007070792A (en) 2007-03-22
JP2007070792A5 true JP2007070792A5 (en) 2009-08-06
JP5239134B2 JP5239134B2 (en) 2013-07-17

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JP2006215528A Expired - Fee Related JP5239134B2 (en) 2005-08-10 2006-08-08 Sponge-like structure comprising fiber dispersion and method for producing the same

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Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101909670B (en) * 2007-12-27 2013-12-11 东丽株式会社 Fiber construct for treating biological components
JP5142277B2 (en) * 2008-07-07 2013-02-13 パナソニック株式会社 Porous member manufacturing method
JP5193713B2 (en) * 2008-07-17 2013-05-08 日立アプライアンス株式会社 Freezer refrigerator
JP5162377B2 (en) * 2008-08-28 2013-03-13 日立アプライアンス株式会社 Vacuum heat insulating material, heat insulating box using the same, and refrigerator
JP2010127421A (en) * 2008-11-28 2010-06-10 Mitsubishi Electric Corp Vacuum thermal-insulating material and thermal insulation box
JP5390265B2 (en) * 2009-05-29 2014-01-15 日立アプライアンス株式会社 Vacuum heat insulating material, heat insulating box and apparatus using the same
JP2011058538A (en) * 2009-09-08 2011-03-24 Hitachi Appliances Inc Vacuum heat insulating material, and cooling equipment or insulated container using the same
JP2011153630A (en) * 2010-01-26 2011-08-11 Hitachi Appliances Inc Vacuum heat insulating material and refrigerator using the same
JP5554656B2 (en) * 2010-08-05 2014-07-23 帝人株式会社 Method for producing ultrafine carbon fiber cotton
JP5640591B2 (en) * 2010-09-14 2014-12-17 コニカミノルタ株式会社 Thermal insulation sheet
US20120318752A1 (en) * 2010-12-20 2012-12-20 E.I. Du Pont De Nemours And Company High porosity high basis weight filter media
JP5750283B2 (en) * 2011-03-29 2015-07-15 株式会社クラレ Thermal insulation sheet
JP2015110978A (en) * 2013-12-06 2015-06-18 三星電子株式会社Ｓａｍｓｕｎｇ Ｅｌｅｃｔｒｏｎｉｃｓ Ｃｏ．，Ｌｔｄ． Vacuum insulation material
US9546481B2 (en) 2013-12-06 2017-01-17 Samsung Electronics Co., Ltd. Vacuum insulation material
JP6607881B2 (en) * 2017-05-22 2019-11-20 株式会社ジェッター Dust collector
JP2019199668A (en) * 2018-05-17 2019-11-21 帝人フロンティア株式会社 Mask filter and face mask
JP6849230B2 (en) * 2018-11-12 2021-03-24 株式会社ジェッター Dust collector

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS62502936A (en) * 1985-04-04 1987-11-26 ベラツクス　コ−ポレ−シヨン Microsponges and bioreactors
JPH09132601A (en) * 1995-09-06 1997-05-20 Bio Polymer Res:Kk Production of porous cellulose particle
JP2003265593A (en) * 2002-03-15 2003-09-24 Yasuhiko Tabata Fiber material for regenerating biomedical tissue
JP4184917B2 (en) * 2002-10-23 2008-11-19 東レ株式会社 Nanofiber assembly

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