FR1000334A - Wet spinning process of cellulose esters - Google Patents

Wet spinning process of cellulose esters

Info

Publication number: FR1000334A
Authority: FR; France
Prior art keywords: spinning process; cellulose esters; wet spinning; wet; esters
Prior art date: 1948-11-24
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

Other languages

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.)

Akzo Nobel UK PLC

Original Assignee

Courtaulds PLC

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.)

1948-11-24

Filing date

1949-11-24

Publication date

1952-02-11

1949-11-24 Application filed by Courtaulds PLC filed Critical Courtaulds PLC

1952-02-11 Application granted granted Critical

1952-02-11 Publication of FR1000334A publication Critical patent/FR1000334A/en

Status Expired legal-status Critical Current

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
- 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
- C—CHEMISTRY; METALLURGY
- C07—ORGANIC CHEMISTRY
- C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
- C07C51/00—Preparation of carboxylic acids or their salts, halides or anhydrides
- C07C51/42—Separation; Purification; Stabilisation; Use of additives
- C07C51/487—Separation; Purification; Stabilisation; Use of additives by treatment giving rise to chemical modification

FR1000334D 1948-11-24 1949-11-24 Wet spinning process of cellulose esters Expired FR1000334A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
GB279590X		1948-11-24

Publications (1)

Publication Number	Publication Date
FR1000334A true FR1000334A (en)	1952-02-11

Family

ID=10268015

Family Applications (2)

Application Number	Title	Priority Date	Filing Date
FR1000334D Expired FR1000334A (en)	1948-11-24	1949-11-24	Wet spinning process of cellulose esters
FR1028931D Expired FR1028931A (en)	1948-11-24	1950-11-03	Improvements in the manufacture of cellulose acetate yarns

Family Applications After (1)

Application Number	Title	Priority Date	Filing Date
FR1028931D Expired FR1028931A (en)	1948-11-24	1950-11-03	Improvements in the manufacture of cellulose acetate yarns

Country Status (7)

Country	Link
US (1)	US2632686A (en)
BE (2)	BE492232A (en)
CH (2)	CH279590A (en)
DE (2)	DE937970C (en)
FR (2)	FR1000334A (en)
GB (2)	GB652844A (en)
NL (2)	NL70801C (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE1008824B (en) *	1953-05-13	1957-05-23	Max Braun Fa	Ignition device for electric flashlight device with gas discharge tube
US3342921A (en) *	1966-03-16	1967-09-19	West Virginia Pulp & Paper Co	Process for producing fibrous filler having high wet end retention
DE4302055C1 (en) *	1993-01-26	1994-03-24	Rhodia Ag Rhone Poulenc	Cellulose acetate filaments prepd. by spinning from an acetone soln. - are useful for the prodn. of cigarette filter tow
US5662773A (en) *	1995-01-19	1997-09-02	Eastman Chemical Company	Process for preparation of cellulose acetate filters for use in paper making
US5705631A (en) *	1995-12-15	1998-01-06	Eastman Chemical Company	Laminar flow process of preparing cellulose diacetate fibers
US6184373B1 (en)	1999-09-03	2001-02-06	Eastman Chemical Company	Method for preparing cellulose acetate fibers
US20040214702A1 (en) *	2003-04-25	2004-10-28	Stroud Herbert D.	Process for the conversion of cellulose acetate waste fibers into a suitable form for paper production and the resultant paper products

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2147641A (en) *	1928-11-05	1939-02-21	Celanese Corp	Production of artificial filaments, films, and like materials
NL46526C (en) *	1937-01-19
US2341586A (en) *	1941-08-07	1944-02-15	Du Pont	Wet spinning of cellulose acetate

1948
- 1948-11-24 GB GB30524/48A patent/GB652844A/en not_active Expired
1949
- 1949-10-24 NL NL140499A patent/NL70801C/xx active
- 1949-11-03 GB GB28163/49A patent/GB679203A/en not_active Expired
- 1949-11-17 BE BE492232D patent/BE492232A/xx unknown
- 1949-11-22 DE DEC186A patent/DE937970C/en not_active Expired
- 1949-11-23 CH CH279590D patent/CH279590A/en unknown
- 1949-11-24 FR FR1000334D patent/FR1000334A/en not_active Expired
1950
- 1950-10-25 DE DEC3317A patent/DE939107C/en not_active Expired
- 1950-10-27 NL NL156883A patent/NL72012C/xx active
- 1950-10-31 CH CH290225D patent/CH290225A/en unknown
- 1950-11-02 BE BE499117D patent/BE499117A/xx unknown
- 1950-11-03 FR FR1028931D patent/FR1028931A/en not_active Expired
1951
- 1951-05-11 US US225915A patent/US2632686A/en not_active Expired - Lifetime

Also Published As

Publication number	Publication date
NL70801C (en)	1952-09-15
NL72012C (en)	1953-03-16
BE492232A (en)	1949-12-15
DE939107C (en)	1956-02-16
US2632686A (en)	1953-03-24
CH290225A (en)	1953-04-30
DE937970C (en)	1956-01-19
GB652844A (en)	1951-05-02
GB679203A (en)	1952-09-17
BE499117A (en)	1951-03-01
CH279590A (en)	1951-12-15
FR1028931A (en)	1953-05-28

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