JPS51147621A - A method for purifying solvents for acrylic fiber containing impurity - Google Patents
A method for purifying solvents for acrylic fiber containing impurityInfo
- 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
Links
Landscapes
- Artificial Filaments (AREA)
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
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)
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 |
-
1975
- 1975-06-11 JP JP7127975A patent/JPS51147621A/en active Granted
Cited By (1)
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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