JPS50123926A - - Google Patents
Info
- Publication number
- JPS50123926A JPS50123926A JP49033691A JP3369174A JPS50123926A JP S50123926 A JPS50123926 A JP S50123926A JP 49033691 A JP49033691 A JP 49033691A JP 3369174 A JP3369174 A JP 3369174A JP S50123926 A JPS50123926 A JP S50123926A
- Authority
- JP
- Japan
- 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
Links
Classifications
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
- D01D5/00—Formation of filaments, threads, or the like
- D01D5/24—Formation of filaments, threads, or the like with a hollow structure; Spinnerette packs therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D69/00—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor
- B01D69/08—Hollow fibre membranes
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01D—MECHANICAL METHODS OR APPARATUS IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS
- D01D5/00—Formation of filaments, threads, or the like
- D01D5/06—Wet spinning methods
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F1/00—General methods for the manufacture of artificial filaments or the like
- D01F1/02—Addition of substances to the spinning solution or to the melt
- D01F1/08—Addition of substances to the spinning solution or to the melt for forming hollow filaments
-
- D—TEXTILES; PAPER
- D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
- D01F—CHEMICAL FEATURES IN THE MANUFACTURE OF ARTIFICIAL FILAMENTS, THREADS, FIBRES, BRISTLES OR RIBBONS; APPARATUS SPECIALLY ADAPTED FOR THE MANUFACTURE OF CARBON FILAMENTS
- D01F6/00—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof
- D01F6/02—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from homopolymers obtained by reactions only involving carbon-to-carbon unsaturated bonds
- D01F6/14—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from homopolymers obtained by reactions only involving carbon-to-carbon unsaturated bonds from polymers of unsaturated alcohols, e.g. polyvinyl alcohol, or of their acetals or ketals
Landscapes
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Artificial Filaments (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Spinning Methods And Devices For Manufacturing Artificial Fibers (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP49033691A JPS50123926A (oth) | 1974-03-25 | 1974-03-25 | |
| DE19752511827 DE2511827A1 (de) | 1974-03-25 | 1975-03-18 | Verfahren zur herstellung von polyvinylalkohol-hohlfasern |
| FR7508788A FR2265879B1 (oth) | 1974-03-25 | 1975-03-20 | |
| GB1169275A GB1469623A (en) | 1974-03-25 | 1975-03-20 | Hollow pva fibres |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP49033691A JPS50123926A (oth) | 1974-03-25 | 1974-03-25 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS50123926A true JPS50123926A (oth) | 1975-09-29 |
Family
ID=12393434
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP49033691A Pending JPS50123926A (oth) | 1974-03-25 | 1974-03-25 |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JPS50123926A (oth) |
| DE (1) | DE2511827A1 (oth) |
| FR (1) | FR2265879B1 (oth) |
| GB (1) | GB1469623A (oth) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2022059805A (ja) * | 2020-10-02 | 2022-04-14 | 株式会社クラレ | 中空糸膜、及び中空糸膜の製造方法 |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB8915974D0 (en) * | 1989-07-12 | 1989-08-31 | Gore W L & Ass Uk | Hydrophilic semi-permeable ptfe membranes and their manufacture |
| EP0532037A1 (en) * | 1991-09-13 | 1993-03-17 | Mizu Systems, Incorporated | Tubing and hollow fibers comprising non-crosslinked polyvinyl alcohol hydrogels and method for preparing same |
-
1974
- 1974-03-25 JP JP49033691A patent/JPS50123926A/ja active Pending
-
1975
- 1975-03-18 DE DE19752511827 patent/DE2511827A1/de active Pending
- 1975-03-20 FR FR7508788A patent/FR2265879B1/fr not_active Expired
- 1975-03-20 GB GB1169275A patent/GB1469623A/en not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2022059805A (ja) * | 2020-10-02 | 2022-04-14 | 株式会社クラレ | 中空糸膜、及び中空糸膜の製造方法 |
Also Published As
| Publication number | Publication date |
|---|---|
| DE2511827A1 (de) | 1975-10-02 |
| FR2265879B1 (oth) | 1977-11-25 |
| GB1469623A (en) | 1977-04-06 |
| FR2265879A1 (oth) | 1975-10-24 |