JPS51147621A - A method for purifying solvents for acrylic fiber containing impurity - Google Patents

A method for purifying solvents for acrylic fiber containing impurity

Info

Publication number
JPS51147621A
JPS51147621A JP7127975A JP7127975A JPS51147621A JP S51147621 A JPS51147621 A JP S51147621A JP 7127975 A JP7127975 A JP 7127975A JP 7127975 A JP7127975 A JP 7127975A JP S51147621 A JPS51147621 A JP S51147621A
Authority
JP
Japan
Prior art keywords
acrylic fiber
fiber containing
containing impurity
solvents
purifying solvents
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.)
Granted
Application number
JP7127975A
Other languages
Japanese (ja)
Other versions
JPS5440658B2 (en
Inventor
Masahiko Ozaki
Shigeru Nakajima
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.)
Japan Exlan Co Ltd
Original Assignee
Japan Exlan Co Ltd
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 Japan Exlan Co Ltd filed Critical Japan Exlan Co Ltd
Priority to JP7127975A priority Critical patent/JPS51147621A/en
Priority to US05/747,251 priority patent/US4079000A/en
Publication of JPS51147621A publication Critical patent/JPS51147621A/en
Publication of JPS5440658B2 publication Critical patent/JPS5440658B2/ja
Granted legal-status Critical Current

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Abstract

PURPOSE: To remove impurity easily and completely from solvents for acrylic fiber containing impurity generated during the manufacturing process without the operations such as recrystallization, filtration, distillation, etc.
COPYRIGHT: (C)1976,JPO&Japio
JP7127975A 1975-06-11 1975-06-11 A method for purifying solvents for acrylic fiber containing impurity Granted JPS51147621A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP7127975A JPS51147621A (en) 1975-06-11 1975-06-11 A method for purifying solvents for acrylic fiber containing impurity
US05/747,251 US4079000A (en) 1975-06-11 1976-12-02 Process for refining acrylic fiber solvent containing impurities

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP7127975A JPS51147621A (en) 1975-06-11 1975-06-11 A method for purifying solvents for acrylic fiber containing impurity

Publications (2)

Publication Number Publication Date
JPS51147621A true JPS51147621A (en) 1976-12-18
JPS5440658B2 JPS5440658B2 (en) 1979-12-04

Family

ID=13456102

Family Applications (1)

Application Number Title Priority Date Filing Date
JP7127975A Granted JPS51147621A (en) 1975-06-11 1975-06-11 A method for purifying solvents for acrylic fiber containing impurity

Country Status (1)

Country Link
JP (1) JPS51147621A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5725997A (en) * 1995-07-26 1998-03-10 Tdk Corporation Method for preparing a resist pattern of t-shaped cross section

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5725997A (en) * 1995-07-26 1998-03-10 Tdk Corporation Method for preparing a resist pattern of t-shaped cross section

Also Published As

Publication number Publication date
JPS5440658B2 (en) 1979-12-04

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