JPS5064522A - - Google Patents
Info
- Publication number
- JPS5064522A JPS5064522A JP11702474A JP11702474A JPS5064522A JP S5064522 A JPS5064522 A JP S5064522A JP 11702474 A JP11702474 A JP 11702474A JP 11702474 A JP11702474 A JP 11702474A JP S5064522 A JPS5064522 A JP S5064522A
- 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.)
- Granted
Links
Classifications
-
- 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
- D01F6/78—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from copolycondensation products
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D39/00—Filtering material for liquid or gaseous fluids
- B01D39/14—Other self-supporting filtering material ; Other filtering material
- B01D39/16—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres
- B01D39/1607—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres the material being fibrous
- B01D39/1623—Other self-supporting filtering material ; Other filtering material of organic material, e.g. synthetic fibres the material being fibrous of synthetic origin
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G73/00—Macromolecular compounds obtained by reactions forming a linkage containing nitrogen with or without oxygen or carbon in the main chain of the macromolecule, not provided for in groups C08G12/00 - C08G71/00
- C08G73/06—Polycondensates having nitrogen-containing heterocyclic rings in the main chain of the macromolecule
- C08G73/10—Polyimides; Polyester-imides; Polyamide-imides; Polyamide acids or similar polyimide precursors
- C08G73/1042—Copolyimides derived from at least two different tetracarboxylic compounds or two different diamino compounds
-
- 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
-
- 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
- D01D5/253—Formation of filaments, threads, or the like with a non-circular cross section; Spinnerette packs therefor
-
- 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
- D01F6/58—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from homopolycondensation products
- D01F6/74—Monocomponent artificial filaments or the like of synthetic polymers; Manufacture thereof from homopolycondensation products from polycondensates of cyclic compounds, e.g. polyimides, polybenzimidazoles
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2239/00—Aspects relating to filtering material for liquid or gaseous fluids
- B01D2239/10—Filtering material manufacturing
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Textile Engineering (AREA)
- Mechanical Engineering (AREA)
- General Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Artificial Filaments (AREA)
- Spinning Methods And Devices For Manufacturing Artificial Fibers (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US40577773A | 1973-10-12 | 1973-10-12 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5064522A true JPS5064522A (en) | 1975-05-31 |
JPS5217133B2 JPS5217133B2 (en) | 1977-05-13 |
Family
ID=23605190
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP11702474A Expired JPS5217133B2 (en) | 1973-10-12 | 1974-10-11 |
Country Status (6)
Country | Link |
---|---|
JP (1) | JPS5217133B2 (en) |
CA (1) | CA1035496A (en) |
FR (1) | FR2247556B1 (en) |
GB (1) | GB1432285A (en) |
IT (1) | IT1021745B (en) |
NL (1) | NL7413337A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5335028A (en) * | 1976-09-13 | 1978-04-01 | Asahi Chem Ind Co Ltd | Special filament |
JPS6290314A (en) * | 1985-10-17 | 1987-04-24 | Toray Ind Inc | Copolymide fiber |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS56159314A (en) * | 1980-05-09 | 1981-12-08 | Ube Ind Ltd | Preparation of polyimide fiber |
AT377016B (en) * | 1983-03-09 | 1985-01-25 | Chemiefaser Lenzing Ag | METHOD FOR THE PRODUCTION OF FIRE-RESISTANT, HIGH-TEMPERATURE-RESISTANT POLYIMIDE FIBERS |
JPH07310232A (en) * | 1994-05-13 | 1995-11-28 | Toyobo Co Ltd | Polyamide-imide fiber for bag filter |
US6855425B2 (en) | 2000-07-10 | 2005-02-15 | Invista North America S.A.R.L. | Polymer filaments having profiled cross-section |
GB2364667A (en) * | 2000-07-10 | 2002-02-06 | Du Pont | Polymer filaments having open hollow cross-section |
CN116103779B (en) * | 2023-02-14 | 2024-04-12 | 江苏奥神新材料股份有限公司 | Polyimide fiber with high heat resistance and preparation method thereof |
-
1974
- 1974-08-27 CA CA207,845A patent/CA1035496A/en not_active Expired
- 1974-08-30 GB GB3804974A patent/GB1432285A/en not_active Expired
- 1974-10-09 IT IT5344874A patent/IT1021745B/en active
- 1974-10-10 NL NL7413337A patent/NL7413337A/en not_active Application Discontinuation
- 1974-10-11 FR FR7434359A patent/FR2247556B1/fr not_active Expired
- 1974-10-11 JP JP11702474A patent/JPS5217133B2/ja not_active Expired
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5335028A (en) * | 1976-09-13 | 1978-04-01 | Asahi Chem Ind Co Ltd | Special filament |
JPS6290314A (en) * | 1985-10-17 | 1987-04-24 | Toray Ind Inc | Copolymide fiber |
Also Published As
Publication number | Publication date |
---|---|
IT1021745B (en) | 1978-02-20 |
NL7413337A (en) | 1975-04-15 |
DE2442203B2 (en) | 1976-06-24 |
FR2247556B1 (en) | 1978-07-07 |
CA1035496A (en) | 1978-07-25 |
GB1432285A (en) | 1976-04-14 |
DE2442203A1 (en) | 1975-04-17 |
JPS5217133B2 (en) | 1977-05-13 |
FR2247556A1 (en) | 1975-05-09 |