CN1136231C - 生产氨基甲酸纤维素的方法 - Google Patents
生产氨基甲酸纤维素的方法 Download PDFInfo
- Publication number
- CN1136231C CN1136231C CNB998109568A CN99810956A CN1136231C CN 1136231 C CN1136231 C CN 1136231C CN B998109568 A CNB998109568 A CN B998109568A CN 99810956 A CN99810956 A CN 99810956A CN 1136231 C CN1136231 C CN 1136231C
- Authority
- CN
- China
- Prior art keywords
- urea
- reaction
- water
- cellulose
- temperature
- 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 - Fee Related
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
- C08B15/00—Preparation of other cellulose derivatives or modified cellulose, e.g. complexes
- C08B15/02—Oxycellulose; Hydrocellulose; Cellulosehydrate, e.g. microcrystalline cellulose
- C08B15/04—Carboxycellulose, e.g. prepared by oxidation with nitrogen dioxide
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
- C08B15/00—Preparation of other cellulose derivatives or modified cellulose, e.g. complexes
- C08B15/05—Derivatives containing elements other than carbon, hydrogen, oxygen, halogens or sulfur
- C08B15/06—Derivatives containing elements other than carbon, hydrogen, oxygen, halogens or sulfur containing nitrogen, e.g. carbamates
Landscapes
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Biochemistry (AREA)
- Materials Engineering (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Polysaccharides And Polysaccharide Derivatives (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
Description
Claims (18)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE19835688A DE19835688A1 (de) | 1998-08-07 | 1998-08-07 | Verfahren zur Herstellung von Cellulosecarbamat |
DE19835688.9 | 1998-08-07 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1318072A CN1318072A (zh) | 2001-10-17 |
CN1136231C true CN1136231C (zh) | 2004-01-28 |
Family
ID=7876753
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB998109568A Expired - Fee Related CN1136231C (zh) | 1998-08-07 | 1999-07-30 | 生产氨基甲酸纤维素的方法 |
Country Status (7)
Country | Link |
---|---|
EP (1) | EP1100831B1 (zh) |
KR (1) | KR100405799B1 (zh) |
CN (1) | CN1136231C (zh) |
AT (1) | ATE226597T1 (zh) |
DE (2) | DE19835688A1 (zh) |
ES (1) | ES2183596T3 (zh) |
WO (1) | WO2000008060A1 (zh) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106544745A (zh) * | 2015-09-17 | 2017-03-29 | 宜宾丝丽雅集团有限公司 | 一种纤维素氨基甲酸酯纤维长丝的生产方法 |
Families Citing this family (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10023753A1 (de) * | 2000-05-15 | 2001-11-29 | Zimmer Ag | Verfahren und Vorrichtung zur Behandlung von Zellstoff mit Harnstoff und Ammoniak |
KR100364508B1 (ko) * | 2000-09-21 | 2002-12-12 | (주)이앤텍 | 아민계 바이오폴리머 및 그의 제조방법 |
DE10162791C1 (de) * | 2001-12-20 | 2002-12-19 | Fraunhofer Ges Forschung | Verfahren zur Herstellung von Cellulosecarbamat |
US7662953B2 (en) | 2002-01-29 | 2010-02-16 | Valtion Teknillinen Tutkimuskeskus | Method for manufacturing cellulose carbamate |
DE10223171A1 (de) * | 2002-05-24 | 2003-12-11 | Zimmer Ag | Verfahren zur Herstellung von Cellulosecarbamat |
DE10223174A1 (de) * | 2002-05-24 | 2003-12-11 | Fraunhofer Ges Forschung | Verfahren zur Herstellung von Cellulosecarbamatformkörpern |
DE10223172B4 (de) * | 2002-05-24 | 2004-05-06 | Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V. | Verfahren zur Herstellung von Cellulosecarbamat mittels reaktiver Extrusion und die Verwendung der Verfahrensprodukte zur Herstellung von Formkörpern |
CN100427508C (zh) * | 2005-10-27 | 2008-10-22 | 东华大学 | 利用超临界二氧化碳制备纤维素氨基甲酸酯的方法 |
DE102011118928B4 (de) | 2011-11-21 | 2017-12-07 | Bourns, Inc. | Drehwinkelsensor |
EP3728332A1 (de) * | 2017-12-21 | 2020-10-28 | FRAUNHOFER-GESELLSCHAFT zur Förderung der angewandten Forschung e.V. | Verfahren zur herstellung von cellulosecarbamat, cellulosecarbamat sowie hieraus hergestellte formkörper |
FI129441B (en) * | 2019-11-20 | 2022-02-28 | Andritz Oy | PROCEDURE FOR THE PREPARATION OF CELLULOSACARBAMATE |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FI62318C (fi) * | 1981-01-27 | 1982-12-10 | Neste Oy | Foerfarande foer framstaellning av ett alkaliloesligt cellulosaderivat |
FI64602C (fi) * | 1981-12-30 | 1983-12-12 | Neste Oy | Foerfarande foer framstaellning av loesliga cellulosaderivater |
FI67561C (fi) * | 1982-12-08 | 1985-04-10 | Neste Oy | Foerfarande foer upploesning av cellulosakarbamat |
FI66624C (fi) * | 1983-11-02 | 1984-11-12 | Neste Oy | Foerfarande foer framstaellning av cellulosakarbamatfibrer eller -filmer |
FI67562C (fi) * | 1984-03-12 | 1985-04-10 | Neste Oy | Foerfarande foer framstaellning av cellulosakarbamat |
US5378827A (en) * | 1992-12-16 | 1995-01-03 | Zimmer Aktiengesellschaft | Process for the production of cellulose carbamate |
PL310288A1 (en) * | 1995-09-04 | 1997-03-17 | Inst Wlokien Chem | Method of obtaining cellulose carbamate |
DE19628277C2 (de) * | 1996-07-12 | 1998-07-09 | Rhodia Ag Rhone Poulenc | Verfahren zur Aktivierung eines Cellulose und Harnstoff enthaltenden Gemisches, aktiviertes Cellulose und Harnstoff enthaltendes Gemisch und Verwendung des aktivierten Gemisches zur Herstellung von Cellulosecarbamat |
-
1998
- 1998-08-07 DE DE19835688A patent/DE19835688A1/de not_active Withdrawn
-
1999
- 1999-07-30 CN CNB998109568A patent/CN1136231C/zh not_active Expired - Fee Related
- 1999-07-30 AT AT99939417T patent/ATE226597T1/de not_active IP Right Cessation
- 1999-07-30 ES ES99939417T patent/ES2183596T3/es not_active Expired - Lifetime
- 1999-07-30 EP EP99939417A patent/EP1100831B1/de not_active Expired - Lifetime
- 1999-07-30 KR KR10-2001-7001665A patent/KR100405799B1/ko not_active IP Right Cessation
- 1999-07-30 WO PCT/EP1999/005462 patent/WO2000008060A1/de active IP Right Grant
- 1999-07-30 DE DE59903189T patent/DE59903189D1/de not_active Expired - Lifetime
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN106544745A (zh) * | 2015-09-17 | 2017-03-29 | 宜宾丝丽雅集团有限公司 | 一种纤维素氨基甲酸酯纤维长丝的生产方法 |
Also Published As
Publication number | Publication date |
---|---|
WO2000008060A1 (de) | 2000-02-17 |
ES2183596T3 (es) | 2003-03-16 |
DE19835688A1 (de) | 2000-02-10 |
ATE226597T1 (de) | 2002-11-15 |
KR20010072335A (ko) | 2001-07-31 |
CN1318072A (zh) | 2001-10-17 |
DE59903189D1 (de) | 2002-11-28 |
KR100405799B1 (ko) | 2003-11-14 |
EP1100831A1 (de) | 2001-05-23 |
EP1100831B1 (de) | 2002-10-23 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
ASS | Succession or assignment of patent right |
Owner name: LIANJIGE STOCK CO., LTD. Free format text: FORMER OWNER: ZIAG EQUIPMENT ENGINEERING CO., LTD. Effective date: 20090918 |
|
C41 | Transfer of patent application or patent right or utility model | ||
C56 | Change in the name or address of the patentee |
Owner name: ZIAG EQUIPMENT ENGINEERING CO., LTD. Free format text: FORMER NAME: LURGLZIMMER AG |
|
CP03 | Change of name, title or address |
Address after: Frankfurt, Germany Patentee after: ZIAG equipment Engineering Co.,Ltd. Address before: Frankfurt, Germany Patentee before: ZIMMER AG |
|
TR01 | Transfer of patent right |
Effective date of registration: 20090918 Address after: Austria Lun Qing Patentee after: LENZING AG Address before: Frankfurt, Germany Patentee before: ZIAG equipment Engineering Co.,Ltd. |
|
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20040128 Termination date: 20140730 |
|
EXPY | Termination of patent right or utility model |