JPS6228226B2 - - Google Patents

Info

Publication number
JPS6228226B2
JPS6228226B2 JP53152279A JP15227978A JPS6228226B2 JP S6228226 B2 JPS6228226 B2 JP S6228226B2 JP 53152279 A JP53152279 A JP 53152279A JP 15227978 A JP15227978 A JP 15227978A JP S6228226 B2 JPS6228226 B2 JP S6228226B2
Authority
JP
Japan
Prior art keywords
film
membrane
needle
stretched
splitting
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.)
Expired
Application number
JP53152279A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5577530A (en
Inventor
Masahide Yazawa
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.)
KOBUNSHI KAKO KENKYUSHO
Original Assignee
KOBUNSHI KAKO KENKYUSHO
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 KOBUNSHI KAKO KENKYUSHO filed Critical KOBUNSHI KAKO KENKYUSHO
Priority to JP15227978A priority Critical patent/JPS5577530A/ja
Publication of JPS5577530A publication Critical patent/JPS5577530A/ja
Publication of JPS6228226B2 publication Critical patent/JPS6228226B2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
  • Nonwoven Fabrics (AREA)
JP15227978A 1978-12-08 1978-12-08 Method of producing film uniaxially stretched in widthwise direction Granted JPS5577530A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP15227978A JPS5577530A (en) 1978-12-08 1978-12-08 Method of producing film uniaxially stretched in widthwise direction

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP15227978A JPS5577530A (en) 1978-12-08 1978-12-08 Method of producing film uniaxially stretched in widthwise direction

Publications (2)

Publication Number Publication Date
JPS5577530A JPS5577530A (en) 1980-06-11
JPS6228226B2 true JPS6228226B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1987-06-18

Family

ID=15537030

Family Applications (1)

Application Number Title Priority Date Filing Date
JP15227978A Granted JPS5577530A (en) 1978-12-08 1978-12-08 Method of producing film uniaxially stretched in widthwise direction

Country Status (1)

Country Link
JP (1) JPS5577530A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2162790B (en) * 1983-12-23 1987-04-08 Mitsui Toatsu Chemicals Polarizing film and method of manufacturing the same
JPS6174821A (ja) * 1984-09-20 1986-04-17 Mitsui Toatsu Chem Inc 横軸高配向フイルムの製造方法
JPS62141168A (ja) * 1985-12-09 1987-06-24 株式会社日本製鋼所 網状不織布の製造装置
US6939499B2 (en) 2001-05-31 2005-09-06 3M Innovative Properties Company Processes and apparatus for making transversely drawn films with substantially uniaxial character
US7153122B2 (en) 2002-05-28 2006-12-26 3M Innovative Properties Company Apparatus for making transversely drawn films with substantially uniaxial character
US6949212B2 (en) 2002-11-27 2005-09-27 3M Innovative Properties Company Methods and devices for stretching polymer films
US6936209B2 (en) 2002-11-27 2005-08-30 3M Innovative Properties Company Methods and devices for processing polymer films
WO2006110402A1 (en) 2005-04-08 2006-10-19 3M Innovative Properties Company Heat setting optical films
MX2009009766A (es) * 2007-03-13 2009-12-04 Procter & Gamble Metodo y aparato para estirar gradualmente una trama.

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5731977B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) * 1974-05-21 1982-07-08

Also Published As

Publication number Publication date
JPS5577530A (en) 1980-06-11

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