JPS56106928A - Porous polypropylene film - Google Patents

Porous polypropylene film

Info

Publication number
JPS56106928A
JPS56106928A JP875980A JP875980A JPS56106928A JP S56106928 A JPS56106928 A JP S56106928A JP 875980 A JP875980 A JP 875980A JP 875980 A JP875980 A JP 875980A JP S56106928 A JPS56106928 A JP S56106928A
Authority
JP
Japan
Prior art keywords
film
pores
less
orientation
crystal
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
JP875980A
Other languages
English (en)
Inventor
Kenji Tsunashima
Masabumi Sakubayashi
Seizo Aoki
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.)
Toray Industries Inc
Original Assignee
Toray Industries Inc
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 Toray Industries Inc filed Critical Toray Industries Inc
Priority to JP875980A priority Critical patent/JPS56106928A/ja
Publication of JPS56106928A publication Critical patent/JPS56106928A/ja
Pending legal-status Critical Current

Links

Landscapes

  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
JP875980A 1980-01-30 1980-01-30 Porous polypropylene film Pending JPS56106928A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP875980A JPS56106928A (en) 1980-01-30 1980-01-30 Porous polypropylene film

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP875980A JPS56106928A (en) 1980-01-30 1980-01-30 Porous polypropylene film

Publications (1)

Publication Number Publication Date
JPS56106928A true JPS56106928A (en) 1981-08-25

Family

ID=11701847

Family Applications (1)

Application Number Title Priority Date Filing Date
JP875980A Pending JPS56106928A (en) 1980-01-30 1980-01-30 Porous polypropylene film

Country Status (1)

Country Link
JP (1) JPS56106928A (ja)

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