GB2102333B - Aromatic polyimide hollow filaments - Google Patents

Aromatic polyimide hollow filaments

Info

Publication number
GB2102333B
GB2102333B GB08216083A GB8216083A GB2102333B GB 2102333 B GB2102333 B GB 2102333B GB 08216083 A GB08216083 A GB 08216083A GB 8216083 A GB8216083 A GB 8216083A GB 2102333 B GB2102333 B GB 2102333B
Authority
GB
United Kingdom
Prior art keywords
aromatic polyimide
hollow filaments
polyimide hollow
filaments
aromatic
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
GB08216083A
Other languages
English (en)
Other versions
GB2102333A (en
Inventor
Hiroshi Makino
Yoshihiro Kusuki
Takashi Harada
Hiroshi Shimazaki
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.)
Ube Corp
Original Assignee
Ube Industries 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 Ube Industries Ltd filed Critical Ube Industries Ltd
Publication of GB2102333A publication Critical patent/GB2102333A/en
Application granted granted Critical
Publication of GB2102333B publication Critical patent/GB2102333B/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D71/00—Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
    • B01D71/06—Organic material
    • B01D71/58—Other polymers having nitrogen in the main chain, with or without oxygen or carbon only
    • B01D71/62—Polycondensates having nitrogen-containing heterocyclic rings in the main chain
    • B01D71/64—Polyimides; Polyamide-imides; Polyester-imides; Polyamide acids or similar polyimide precursors
    • 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
    • D01D5/24—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
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Textile Engineering (AREA)
  • Mechanical Engineering (AREA)
  • General Chemical & Material Sciences (AREA)
  • Artificial Filaments (AREA)
  • Separation Using Semi-Permeable Membranes (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
GB08216083A 1981-06-11 1982-06-02 Aromatic polyimide hollow filaments Expired GB2102333B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP56088867A JPS57205517A (en) 1981-06-11 1981-06-11 Preparation of polyimide hollow fiber

Publications (2)

Publication Number Publication Date
GB2102333A GB2102333A (en) 1983-02-02
GB2102333B true GB2102333B (en) 1984-09-19

Family

ID=13954953

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08216083A Expired GB2102333B (en) 1981-06-11 1982-06-02 Aromatic polyimide hollow filaments

Country Status (3)

Country Link
JP (1) JPS57205517A (enrdf_load_stackoverflow)
DE (1) DE3221545C2 (enrdf_load_stackoverflow)
GB (1) GB2102333B (enrdf_load_stackoverflow)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AT377016B (de) * 1983-03-09 1985-01-25 Chemiefaser Lenzing Ag Verfahren zur herstellung von schwer entflammbaren, hochtemperaturbestaendigen polyimidfasern
US4532041A (en) * 1983-05-13 1985-07-30 Exxon Research And Engineering Co. Asymmetric polyimide reverse osmosis membrane, method for preparation of same and use thereof for organic liquid separations
JPH073004B2 (ja) * 1986-03-27 1995-01-18 三菱化成株式会社 コポリイミド中空糸及びその製造方法
US4705540A (en) * 1986-04-17 1987-11-10 E. I. Du Pont De Nemours And Company Polyimide gas separation membranes
US4717394A (en) * 1986-10-27 1988-01-05 E. I. Du Pont De Nemours And Company Polyimide gas separation membranes
US4717393A (en) * 1986-10-27 1988-01-05 E. I. Du Pont De Nemours And Company Polyimide gas separation membranes
US4838900A (en) * 1988-04-13 1989-06-13 E. I. Du Pont De Nemours And Company Polyimide gas separation membranes
JPH0342026A (ja) * 1989-07-06 1991-02-22 Mitsubishi Kasei Corp ポリイミド分離膜の製造方法
US5762798A (en) * 1991-04-12 1998-06-09 Minntech Corporation Hollow fiber membranes and method of manufacture
USRE36914E (en) * 1992-10-07 2000-10-17 Minntech Corp Dialysate filter including an asymmetric microporous, hollow fiber membrane incorporating a polyimide
CN114261149B (zh) * 2021-12-29 2024-08-13 江苏先诺新材料科技有限公司 一种聚酰亚胺防电弧服面料及防电弧服

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3985934A (en) * 1974-07-26 1976-10-12 The Upjohn Company Polyimide fiber having a serrated surface and a process of producing same
US4056598A (en) * 1974-12-11 1977-11-01 United Technologies Corporation Process for forming filaments from polyamic acid
DE2829811A1 (de) * 1978-07-06 1980-01-24 Inst Vysokomolekuljarnych Soed Verfahren zur herstellung von polyimidfaeden
FR2433062A1 (fr) * 1978-08-07 1980-03-07 Inst Vysokomolekulyarnykh So Procede de fabrication de fils de polyimide

Also Published As

Publication number Publication date
JPS57205517A (en) 1982-12-16
DE3221545A1 (de) 1983-01-20
GB2102333A (en) 1983-02-02
DE3221545C2 (de) 1987-03-12
JPS6135282B2 (enrdf_load_stackoverflow) 1986-08-12

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19930602