JP2003053821A - ポリオレフィン製微多孔膜の製造方法 - Google Patents

ポリオレフィン製微多孔膜の製造方法

Info

Publication number
JP2003053821A
JP2003053821A JP2001245857A JP2001245857A JP2003053821A JP 2003053821 A JP2003053821 A JP 2003053821A JP 2001245857 A JP2001245857 A JP 2001245857A JP 2001245857 A JP2001245857 A JP 2001245857A JP 2003053821 A JP2003053821 A JP 2003053821A
Authority
JP
Japan
Prior art keywords
screw
extruder
polyolefin
molecular weight
resin
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP2001245857A
Other languages
English (en)
Japanese (ja)
Other versions
JP2003053821A5 (https=
Inventor
Kazuo Akashi
和男 明石
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Asahi Kasei Corp
Original Assignee
Asahi Kasei Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Asahi Kasei Corp filed Critical Asahi Kasei Corp
Priority to JP2001245857A priority Critical patent/JP2003053821A/ja
Publication of JP2003053821A publication Critical patent/JP2003053821A/ja
Publication of JP2003053821A5 publication Critical patent/JP2003053821A5/ja
Pending legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/395—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders
    • B29C48/40—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders using two or more parallel screws or at least two parallel non-intermeshing screws, e.g. twin screw extruders
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92504—Controlled parameter
    • B29C2948/92676—Weight

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
JP2001245857A 2001-08-14 2001-08-14 ポリオレフィン製微多孔膜の製造方法 Pending JP2003053821A (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2001245857A JP2003053821A (ja) 2001-08-14 2001-08-14 ポリオレフィン製微多孔膜の製造方法

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2001245857A JP2003053821A (ja) 2001-08-14 2001-08-14 ポリオレフィン製微多孔膜の製造方法

Publications (2)

Publication Number Publication Date
JP2003053821A true JP2003053821A (ja) 2003-02-26
JP2003053821A5 JP2003053821A5 (https=) 2008-11-13

Family

ID=19075528

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2001245857A Pending JP2003053821A (ja) 2001-08-14 2001-08-14 ポリオレフィン製微多孔膜の製造方法

Country Status (1)

Country Link
JP (1) JP2003053821A (https=)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008540794A (ja) * 2005-05-16 2008-11-20 エスケー ホルディングス カンパニー リミテッド 押出混練性及び物性に優れる高密度ポリエチレン微細多孔膜及びその製造方法
JP2011235516A (ja) * 2010-05-10 2011-11-24 Kobe Steel Ltd 混練材料の混練方法
US8770824B2 (en) 2007-10-19 2014-07-08 Toray Battery Separator Film Co., Ltd. Extruder and process for preparing a mixture of polymer and diluent

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10180842A (ja) * 1996-12-25 1998-07-07 Asahi Chem Ind Co Ltd 高混練押出機とそれを用いた押出方法
JP2000017100A (ja) * 1998-07-03 2000-01-18 Asahi Chem Ind Co Ltd ポリエチレン微多孔膜の製造方法
JP2001122975A (ja) * 1999-10-22 2001-05-08 Asahi Kasei Corp ポリオレフィン溶液の製造方法

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10180842A (ja) * 1996-12-25 1998-07-07 Asahi Chem Ind Co Ltd 高混練押出機とそれを用いた押出方法
JP2000017100A (ja) * 1998-07-03 2000-01-18 Asahi Chem Ind Co Ltd ポリエチレン微多孔膜の製造方法
JP2001122975A (ja) * 1999-10-22 2001-05-08 Asahi Kasei Corp ポリオレフィン溶液の製造方法

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2008540794A (ja) * 2005-05-16 2008-11-20 エスケー ホルディングス カンパニー リミテッド 押出混練性及び物性に優れる高密度ポリエチレン微細多孔膜及びその製造方法
US8770824B2 (en) 2007-10-19 2014-07-08 Toray Battery Separator Film Co., Ltd. Extruder and process for preparing a mixture of polymer and diluent
JP2011235516A (ja) * 2010-05-10 2011-11-24 Kobe Steel Ltd 混練材料の混練方法

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