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1. WO2019045077 - ポリオレフィン微多孔膜

公開番号 WO/2019/045077
公開日 07.03.2019
国際出願番号 PCT/JP2018/032496
国際出願日 31.08.2018
IPC
C08J 9/26 2006.1
C化学;冶金
08有機高分子化合物;その製造または化学的加工;それに基づく組成物
J仕上げ;一般的混合方法;サブクラスC08B,C08C,C08F,C08GまたはC08Hに包含されない後処理(プラスチックの加工,例.成形B29)
9多孔性または海綿状の物品または物質にするための高分子物質の処理;その後処理
26高分子組成物または物品から固相の除去,例.溶解
CPC
B29C 48/0018
BPERFORMING OPERATIONS; TRANSPORTING
29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
48Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
001Combinations of extrusion moulding with other shaping operations
0018combined with shaping by orienting, stretching or shrinking, e.g. film blowing
B29C 48/08
BPERFORMING OPERATIONS; TRANSPORTING
29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
48Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
03characterised by the shape of the extruded material at extrusion
07Flat, e.g. panels
08flexible, e.g. films
B29C 55/16
BPERFORMING OPERATIONS; TRANSPORTING
29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
55Shaping by stretching, e.g. drawing through a die; Apparatus therefor
02of plates or sheets
10multiaxial
12biaxial
16simultaneously
C08J 2201/0543
CCHEMISTRY; METALLURGY
08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
JWORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G
2201Foams characterised by the foaming process
04characterised by the elimination of a liquid or solid component, e.g. precipitation, leaching out, evaporation
054Precipitating the polymer by adding a non-solvent or a different solvent
0542from an organic solvent-based polymer composition
0543the non-solvent being organic
C08J 2323/06
CCHEMISTRY; METALLURGY
08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
JWORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G
2323Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
02not modified by chemical after treatment
04Homopolymers or copolymers of ethene
06Polyethene
C08J 2423/06
CCHEMISTRY; METALLURGY
08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
JWORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G
2423Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
02not modified by chemical after treatment
04Homopolymers or copolymers of ethene
06Polyethene
出願人
  • 旭化成株式会社 ASAHI KASEI KABUSHIKI KAISHA [JP]/[JP]
発明者
  • 梶原 まな KAJIWARA, Mana
  • 宮澤 博 MIYAZAWA, Hiroshi
代理人
  • 青木 篤 AOKI, Atsushi
  • 三橋 真二 MITSUHASHI, Shinji
  • 中村 和広 NAKAMURA, Kazuhiro
  • 齋藤 都子 SAITO, Miyako
  • 三間 俊介 MIMA, Shunsuke
優先権情報
2017-16795031.08.2017JP
公開言語 (言語コード) 日本語 (ja)
出願言語 (言語コード) 日本語 (JA)
指定国 (国コード)
発明の名称
(EN) POLYOLEFIN MICROPOROUS MEMBRANE
(FR) MEMBRANE MICROPOREUSE EN POLYOLÉFINE
(JA) ポリオレフィン微多孔膜
要約
(EN) A polyolefin microporous membrane has a piercing elongation of 2.30 mm or lower and the temperature of the stress variation point is 80.0°C or higher and the stress peak value is 1.8 g or lower in thermomechanical analysis (TMA) of the width direction of the polyolefin microporous membrane.
(FR) Cette invention concerne une membrane microporeuse en polyoléfine ayant un allongement au perçage de 2,30 mm ou moins, une température de point de variation de contrainte de 80,0 °C ou plus et une valeur de pic de contrainte de 1,8 g ou moins dans une analyse thermomécanique (TMA) pratiquée dans le sens de la largeur de ladite membrane microporeuse en polyoléfine.
(JA) ポリオレフィン微多孔膜が、2.30mm以下の突刺伸度を有し、ポリオレフィン微多孔膜の幅方向の熱機械分析(TMA)測定において、応力変異点の温度が80.0℃以上であり、かつ応力ピーク値が1.8g以下である。
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