DK149600C - Hule cellulosediacetatfilamenter og fremgangsmaade til deres fremstilling - Google Patents

Hule cellulosediacetatfilamenter og fremgangsmaade til deres fremstilling

Info

Publication number: DK149600C
Authority: DK; Denmark
Prior art keywords: cellulosedia; procedure; preparation; hole; acetate filaments
Prior art date: 1977-07-05

Application number

DK302078A

Other languages

English (en)

Other versions

DK302078A (da

DK149600B (da

Inventor

Michael J Kell

Robert D Mahoney

Original Assignee

Cordis Dow Corp

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.)

1977-07-05

Filing date

1978-07-04

Publication date

1987-02-09

1978-07-04 Application filed by Cordis Dow Corp filed Critical Cordis Dow Corp

1979-01-06 Publication of DK302078A publication Critical patent/DK302078A/da

1986-08-04 Publication of DK149600B publication Critical patent/DK149600B/da

1987-02-09 Application granted granted Critical

1987-02-09 Publication of DK149600C publication Critical patent/DK149600C/da

Links

QTBSBXVTEAMEQO-UHFFFAOYSA-M Acetate Chemical compound CC([O-])=O QTBSBXVTEAMEQO-UHFFFAOYSA-M 0.000 title 1

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
- B01D71/08—Polysaccharides
- B01D71/12—Cellulose derivatives
- B01D71/14—Esters of organic acids
- B01D71/16—Cellulose acetate
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D67/00—Processes specially adapted for manufacturing semi-permeable membranes for separation processes or apparatus
- B01D67/0002—Organic membrane manufacture
- B01D67/0023—Organic membrane manufacture by inducing porosity into non porous precursor membranes
- B01D67/0025—Organic membrane manufacture by inducing porosity into non porous precursor membranes by mechanical treatment, e.g. pore-stretching
- B01D67/0027—Organic membrane manufacture by inducing porosity into non porous precursor membranes by mechanical treatment, e.g. pore-stretching by stretching
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D67/00—Processes specially adapted for manufacturing semi-permeable membranes for separation processes or apparatus
- B01D67/0002—Organic membrane manufacture
- B01D67/0023—Organic membrane manufacture by inducing porosity into non porous precursor membranes
- B01D67/003—Organic membrane manufacture by inducing porosity into non porous precursor membranes by selective elimination of components, e.g. by leaching
- 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
- 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
- B01D69/081—Hollow fibre membranes characterised by the fibre diameter
- 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
- B01D69/087—Details relating to the spinning process
- 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
- D01F2/00—Monocomponent artificial filaments or the like of cellulose or cellulose derivatives; Manufacture thereof
- D01F2/24—Monocomponent artificial filaments or the like of cellulose or cellulose derivatives; Manufacture thereof from cellulose derivatives
- D01F2/28—Monocomponent artificial filaments or the like of cellulose or cellulose derivatives; Manufacture thereof from cellulose derivatives from organic cellulose esters or ethers, e.g. cellulose acetate
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2325/00—Details relating to properties of membranes
- B01D2325/20—Specific permeability or cut-off range

Landscapes

Chemical & Material Sciences (AREA)
Chemical Kinetics & Catalysis (AREA)
Engineering & Computer Science (AREA)
Manufacturing & Machinery (AREA)
Textile Engineering (AREA)
General Chemical & Material Sciences (AREA)
Mechanical Engineering (AREA)
Separation Using Semi-Permeable Membranes (AREA)
Artificial Filaments (AREA)
External Artificial Organs (AREA)

DK302078A 1977-07-05 1978-07-04 Hule cellulosediacetatfilamenter og fremgangsmaade til deres fremstilling DK149600C (da)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
US81292977A	1977-07-05	1977-07-05
US81292977		1977-07-05

Publications (3)

Publication Number	Publication Date
DK302078A DK302078A (da)	1979-01-06
DK149600B DK149600B (da)	1986-08-04
DK149600C true DK149600C (da)	1987-02-09

Family

ID=25211003

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
DK302078A DK149600C (da)	1977-07-05	1978-07-04	Hule cellulosediacetatfilamenter og fremgangsmaade til deres fremstilling

Country Status (18)

Country	Link
JP (2)	JPS5442420A (da)
AT (1)	AT364899B (da)
AU (1)	AU519458B2 (da)
BE (1)	BE868708A (da)
BR (1)	BR7804325A (da)
CA (1)	CA1107020A (da)
CH (1)	CH632536A5 (da)
DD (1)	DD137950A5 (da)
DE (1)	DE2827100C2 (da)
DK (1)	DK149600C (da)
FR (1)	FR2396780A1 (da)
GB (1)	GB2000722B (da)
IT (1)	IT1107799B (da)
MX (1)	MX153159A (da)
NL (1)	NL7807225A (da)
NO (1)	NO147979C (da)
NZ (1)	NZ187610A (da)
SE (1)	SE428221B (da)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
CA1153171A (en) *	1979-12-17	1983-09-06	David T. Chen	Cellulose semipermeable hollow fibers and method for making same
JPS5949806A (ja) *	1982-09-13	1984-03-22	Teijin Ltd	セルロースエステル系中空糸状分離膜
JPS59199807A (ja) *	1983-04-20	1984-11-13	Teijin Ltd	選択透過性セルロ−スエステル系中空繊維の製造方法
JPS59211459A (ja) *	1983-05-17	1984-11-30	帝人株式会社	血液処理器の滅菌方法
JPS605202A (ja) *	1983-06-21	1985-01-11	Teijin Ltd	多孔性セルロ−スエステル系中空繊維およびその製造方法
CA1272139C (en) *	1984-11-16	1990-07-31		FLUID SEPARATOR, HOLLOW FIBERS USED FOR ITS MANUFACTURE, AND PREPARATION OF SAID HOLLOW FIBERS
JPS6343669A (ja) *	1986-08-08	1988-02-24	帝人株式会社	血液処理器の製造方法
WO2003000966A1 (en)	2001-06-26	2003-01-03	Toray Industries, Inc.	Thermoplastic cellulose derivative composition and fiber comprising the same
DK2818228T3 (da) *	2012-02-24	2020-09-07	Toyo Boseki	Hulfibertype cellulosetriacetat-semipermeabel membran, fremgangsmåde til fremstilling af samme, modul og vandbehandlingsfremgangsmåde
US10888822B2 (en) *	2014-09-30	2021-01-12	Toray Industries, Inc.	Separation membrane
DE102020102096B4 (de)	2020-01-29	2023-03-23	Cerdia International GmbH	Celluloseacetathaltiger faserstoff für ein nonwoven-produkt, nonwoven-produkt mit einem solchen faserstoff und verfahren zur herstellung eines solchen faserstoffs
US20230397602A1 (en) *	2020-10-30	2023-12-14	Toyobo Co., Ltd.	Cell cryopreservation hollow fiber membrane

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
BE336521A (da) *	1925-09-17
US3423491A (en) *	1964-09-02	1969-01-21	Dow Chemical Co	Permselective hollow fibers and method of making
FR1456757A (fr) *	1964-09-02	1966-07-08	Dow Chemical Co	Fibres creuses sélectivement perméables et leur fabrication
US3532527A (en) *	1966-11-04	1970-10-06	Dow Chemical Co	Permeable separatory membranes
US3745202A (en) *	1971-03-17	1973-07-10	Us Interior	Method of preparing an asymmetric membrane from a cellulose derivative
JPS5170316A (ja) *	1974-12-16	1976-06-17	Teijin Ltd	Seruroosuaseteetochukushino seizohoho

1978
- 1978-06-09 AU AU36971/78A patent/AU519458B2/en not_active Expired
- 1978-06-19 NZ NZ187610A patent/NZ187610A/xx unknown
- 1978-06-21 DE DE2827100A patent/DE2827100C2/de not_active Expired
- 1978-06-22 CA CA306,020A patent/CA1107020A/en not_active Expired
- 1978-06-28 FR FR7819383A patent/FR2396780A1/fr active Granted
- 1978-06-30 AT AT0477578A patent/AT364899B/de not_active IP Right Cessation
- 1978-06-30 IT IT50125/78A patent/IT1107799B/it active
- 1978-07-04 GB GB7828704A patent/GB2000722B/en not_active Expired
- 1978-07-04 DD DD78206508A patent/DD137950A5/xx unknown
- 1978-07-04 JP JP8138378A patent/JPS5442420A/ja active Pending
- 1978-07-04 NO NO782320A patent/NO147979C/no unknown
- 1978-07-04 SE SE7807516A patent/SE428221B/sv not_active IP Right Cessation
- 1978-07-04 DK DK302078A patent/DK149600C/da not_active IP Right Cessation
- 1978-07-04 BE BE189048A patent/BE868708A/xx not_active IP Right Cessation
- 1978-07-04 CH CH727578A patent/CH632536A5/fr not_active IP Right Cessation
- 1978-07-04 MX MX174045A patent/MX153159A/es unknown
- 1978-07-04 NL NL7807225A patent/NL7807225A/xx not_active Application Discontinuation
- 1978-07-05 BR BR7804325A patent/BR7804325A/pt unknown
1987
- 1987-02-05 JP JP62025535A patent/JPS62250215A/ja active Granted

Also Published As

Publication number	Publication date
FR2396780B1 (da)	1983-02-25
DD137950A5 (de)	1979-10-03
AU519458B2 (en)	1981-12-03
DK302078A (da)	1979-01-06
SE7807516L (sv)	1979-01-06
ATA477578A (de)	1981-04-15
CH632536A5 (fr)	1982-10-15
AT364899B (de)	1981-11-25
NZ187610A (en)	1980-09-12
MX153159A (es)	1986-08-14
DE2827100C2 (de)	1983-04-28
FR2396780A1 (fr)	1979-02-02
BR7804325A (pt)	1979-04-17
NO147979C (no)	1983-07-20
DE2827100A1 (de)	1979-01-25
DK149600B (da)	1986-08-04
GB2000722A (en)	1979-01-17
GB2000722B (en)	1982-01-27
JPS5442420A (en)	1979-04-04
CA1107020A (en)	1981-08-18
NO782320L (no)	1979-01-08
IT7850125A0 (it)	1978-06-30
IT1107799B (it)	1985-11-25
NL7807225A (nl)	1979-01-09
JPS62250215A (ja)	1987-10-31
JPS6317922B2 (da)	1988-04-15
SE428221B (sv)	1983-06-13
NO147979B (no)	1983-04-11
BE868708A (fr)	1979-01-04
AU3697178A (en)	1979-12-13

Legal Events

Date	Code	Title	Description
1998-09-21	PUP	Patent expired

Publication	Publication Date	Title
DK228878A (da)	1978-11-26	Pyrimidinderivater og fremgangsmaade til fremstilling deraf
NO781130L (no)	1978-10-03	Cephemderivater og fremgangsmaate til deres fremstilling
DK495476A (da)	1977-05-07	Phenolethere og fremgangsmade til deres fremstilling
DK349678A (da)	1979-02-10	Oligo-heteropolyaccharider og fremgangsmaade til fremstilling deraf
DK145276A (da)	1976-10-08	Erythromycinderivater og fremgangsmade til deres fremstilling
DK214688D0 (da)	1988-04-20	Cycliske imider og fremgangsmaade til deres fremstilling
DK522578A (da)	1979-05-26	G prostacyklinderivater og fremgangsmaade til deres fremstillin
DK557876A (da)	1977-06-13	Polyhalogensteroider og fremgangsmade til deres fremstilling
DK336878A (da)	1979-01-30	Prostaglandin-12-derivater og fremgangsmaade til fremstilling heraf
NO152975C (no)	1985-12-27	Glyceroloksydase og fremgangsmaate til fremstilling derav.
DK149600C (da)	1987-02-09	Hule cellulosediacetatfilamenter og fremgangsmaade til deres fremstilling
DK547378A (da)	1979-06-03	1-n-4,6-di-o(aminoglycosyl-)-1,3-dimino-cyclitol-derivater deres fremstilling og anvendelse
NO782798L (no)	1979-02-20	Organiske nitrogenholdige forbindelser og fremgangsmaate til deres fremstilling
DK313878A (da)	1979-01-14	Indolderivater og fremgangsmaade til fremstilling deraf
DK150778A (da)	1978-10-06	Prostanderivater og fremgangsmaade til fremstilling heraf
NO780800L (no)	1978-09-12	Azoforbindelser og fremgangsmaate til deres fremstilling
DK409277A (da)	1978-03-17	Pentapeptider og fremgangsmaade til deres fremstilling
DK582578A (da)	1979-06-30	2,4-thiazolidindion-derivater og fremgangsmaade til deres fremstilling
NO148523C (no)	1983-10-26	Varmebehandlet gjenstand av en nikkelsuperlegering og fremgangsmaate til fremstilling av samme
DK308878A (da)	1979-02-19	Aminoglyosidderivater og fremgangsmaader til deres fremstilling
DK268478A (da)	1978-12-16	Mercaptoacylamidobenzoylglycin og fremgangsmaade til fremstilling deraf
DK270077A (da)	1977-12-22	6,7-benzomorphanderivater og fremgangsmade til deres fremstillling
DK323378A (da)	1979-01-22	Imidazo-isoquinolin-dioner og fremgangsmaade til deres fremstilling
DK518578A (da)	1979-05-25	Nye phospholipidagtige forbindelser og fremgangsmaade til deres fremstilling
NO784128L (no)	1979-06-11	Nye tetrapeptider og fremgangsmaate til deres fremstilling