EA200000194A1 - Способ изготовления целлюлозных формованных изделий - Google Patents
Способ изготовления целлюлозных формованных изделийInfo
- Publication number
- EA200000194A1 EA200000194A1 EA200000194A EA200000194A EA200000194A1 EA 200000194 A1 EA200000194 A1 EA 200000194A1 EA 200000194 A EA200000194 A EA 200000194A EA 200000194 A EA200000194 A EA 200000194A EA 200000194 A1 EA200000194 A1 EA 200000194A1
- Authority
- EA
- Eurasian Patent Office
- Prior art keywords
- medium
- solution
- molded
- manufacturing
- exposed
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J5/00—Manufacture of articles or shaped materials containing macromolecular substances
- C08J5/18—Manufacture of films or sheets
-
- 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
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
- C08J2301/00—Characterised by the use of cellulose, modified cellulose or cellulose derivatives
- C08J2301/02—Cellulose; Modified cellulose
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S264/00—Plastic and nonmetallic article shaping or treating: processes
- Y10S264/62—Processes of molding porous films
Landscapes
- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Manufacturing & Machinery (AREA)
- Medicinal Chemistry (AREA)
- Health & Medical Sciences (AREA)
- Materials Engineering (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Textile Engineering (AREA)
- Separation Using Semi-Permeable Membranes (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
- Manufacture Of Macromolecular Shaped Articles (AREA)
Abstract
Изобретение относится к способу изготовления целлюлозных формованных изделий в виде плоских или рукавных пленок, а также целлюлозных мембран в виде плоских или рукавных пленок, при котором посредством экструзионного сопла в водном третичном аминоксиде экструдируют раствор целлюлозы, который может содержать, при необходимости, также добавки, такие как стабилизаторы, пластификаторы, порообразователи и т.п., причем возникает формованный раствор, имеющий две поверхности, и экструдированный формованный раствор направляют через зазор в осадительную ванну и удаляют из осадительной ванны. Способ, согласно изобретению, отличается тем, что две поверхности формованного раствора подвергают в зазоре воздействию, по меньшей мере, одной газообразной среды, причем среда, воздействию которой подвергают первую поверхность, отличается по составу, свойствам и/или состоянию подвижности от среды, воздействию которой подвергают вторую поверхность.Международная заявка была опубликована вместе с отчетом о международном поиске.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AT0095798A AT408656B (de) | 1998-06-04 | 1998-06-04 | Verfahren zur herstellung cellulosischer formkörper |
PCT/AT1999/000143 WO1999063136A1 (de) | 1998-06-04 | 1999-06-04 | Verfahren zur herstellung cellulosischer formkörper |
Publications (2)
Publication Number | Publication Date |
---|---|
EA200000194A1 true EA200000194A1 (ru) | 2000-08-28 |
EA001994B1 EA001994B1 (ru) | 2001-10-22 |
Family
ID=3503719
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EA200000194A EA001994B1 (ru) | 1998-06-04 | 1999-06-04 | Способ изготовления целлюлозных формованных изделий |
Country Status (10)
Country | Link |
---|---|
US (1) | US6517758B1 (ru) |
EP (1) | EP1025292B1 (ru) |
JP (1) | JP2002517326A (ru) |
CN (1) | CN1109138C (ru) |
AT (1) | AT408656B (ru) |
AU (1) | AU4022999A (ru) |
BR (1) | BR9906515A (ru) |
DE (1) | DE59906855D1 (ru) |
EA (1) | EA001994B1 (ru) |
WO (1) | WO1999063136A1 (ru) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AT408355B (de) * | 2000-06-29 | 2001-11-26 | Chemiefaser Lenzing Ag | Verfahren zur herstellung cellulosischer fasern |
AT410319B (de) * | 2001-07-25 | 2003-03-25 | Chemiefaser Lenzing Ag | Celluloseschwamm und verfahren zu dessen herstellung |
DE102004024028B4 (de) * | 2004-05-13 | 2010-04-08 | Lenzing Ag | Lyocell-Verfahren und -Vorrichtung mit Presswasserrückführung |
TWI667378B (zh) | 2014-01-03 | 2019-08-01 | 奧地利商蘭精股份有限公司 | 纖維素纖維 |
Family Cites Families (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4246221A (en) * | 1979-03-02 | 1981-01-20 | Akzona Incorporated | Process for shaped cellulose article prepared from a solution containing cellulose dissolved in a tertiary amine N-oxide solvent |
DE2736569B2 (de) * | 1977-08-13 | 1979-07-19 | Hoechst Ag, 6000 Frankfurt | Viskosemembran für die Hämodialyse und Verfahren zu ihrer Herstellung |
DE3021943A1 (de) * | 1980-06-12 | 1982-01-21 | Akzo Gmbh, 5600 Wuppertal | Dialysemembran aus cellulose |
JPS6214905A (ja) * | 1985-07-15 | 1987-01-23 | Fuji Photo Film Co Ltd | 微孔性膜の製造方法 |
US4851014A (en) * | 1988-07-01 | 1989-07-25 | The Dow Chemical Company | Gas separation membranes derived from polycarbonates, polyesters, and polyestercarbonates containing tetrafluorobisphenol F |
ATA53792A (de) * | 1992-03-17 | 1995-02-15 | Chemiefaser Lenzing Ag | Verfahren zur herstellung cellulosischer formkörper, vorrichtung zur durchführung des verfahrens sowie verwendung einer spinnvorrichtung |
AT403584B (de) * | 1993-09-13 | 1998-03-25 | Chemiefaser Lenzing Ag | Verfahren und vorrichtung zur herstellung cellulosischer flach- oder schlauchfolien |
DE4421482C2 (de) * | 1994-06-20 | 1997-04-03 | Fraunhofer Ges Forschung | Verfahren zur Herstellung orientierter Cellulosefolien sowie die mit diesem Verfahren hergestellten Folien und deren Verwendung |
PL183097B1 (pl) * | 1994-12-02 | 2002-05-31 | Akzo Nobel Nv | Sposób wytwarzania celulozowych elementów kształtowych |
WO1996020301A1 (de) * | 1994-12-23 | 1996-07-04 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Verfahren zur herstellung von cellulosischen formkörpern sowie cellulosische formkörper |
US5628942A (en) * | 1995-05-10 | 1997-05-13 | National Science Council | Process for the preparation of asymmetric TPX porous membranes for gas separation |
US5906742A (en) * | 1995-07-05 | 1999-05-25 | Usf Filtration And Separations Group Inc. | Microfiltration membranes having high pore density and mixed isotropic and anisotropic structure |
US5658525A (en) * | 1995-08-04 | 1997-08-19 | Viskase Corporation | Cellulose food casing manufacturing method |
EP0807460A1 (de) * | 1996-05-15 | 1997-11-19 | Akzo Nobel N.V. | Cellulosische Dialysemembran |
US6165401A (en) * | 1997-04-25 | 2000-12-26 | Lenzing Aktiengesellschaft | Process for the production of cellulosic moulded bodies |
DE10025230A1 (de) * | 2000-05-22 | 2000-11-02 | Lurgi Zimmer Ag | Verfahren zum Extrudieren eines Endlosformkörpers |
-
1998
- 1998-06-04 AT AT0095798A patent/AT408656B/de not_active IP Right Cessation
-
1999
- 1999-06-04 EP EP99923303A patent/EP1025292B1/de not_active Expired - Lifetime
- 1999-06-04 BR BR9906515-0A patent/BR9906515A/pt not_active IP Right Cessation
- 1999-06-04 WO PCT/AT1999/000143 patent/WO1999063136A1/de active IP Right Grant
- 1999-06-04 EA EA200000194A patent/EA001994B1/ru not_active IP Right Cessation
- 1999-06-04 CN CN99801302A patent/CN1109138C/zh not_active Expired - Fee Related
- 1999-06-04 AU AU40229/99A patent/AU4022999A/en not_active Abandoned
- 1999-06-04 JP JP2000552326A patent/JP2002517326A/ja not_active Withdrawn
- 1999-06-04 DE DE59906855T patent/DE59906855D1/de not_active Expired - Fee Related
-
2000
- 2000-01-28 US US09/494,129 patent/US6517758B1/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
EP1025292A1 (de) | 2000-08-09 |
CN1109138C (zh) | 2003-05-21 |
AU4022999A (en) | 1999-12-20 |
BR9906515A (pt) | 2000-07-25 |
CN1274397A (zh) | 2000-11-22 |
AT408656B (de) | 2002-02-25 |
JP2002517326A (ja) | 2002-06-18 |
ATA95798A (de) | 2001-06-15 |
DE59906855D1 (de) | 2003-10-09 |
EP1025292B1 (de) | 2003-09-03 |
US6517758B1 (en) | 2003-02-11 |
WO1999063136A1 (de) | 1999-12-09 |
EA001994B1 (ru) | 2001-10-22 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
MM4A | Lapse of a eurasian patent due to non-payment of renewal fees within the time limit in the following designated state(s) |
Designated state(s): AM AZ BY KZ KG MD TJ TM RU |