RU2001125920A - Способ селективного окисления целлюлозы - Google Patents
Способ селективного окисления целлюлозыInfo
- Publication number
- RU2001125920A RU2001125920A RU2001125920/04A RU2001125920A RU2001125920A RU 2001125920 A RU2001125920 A RU 2001125920A RU 2001125920/04 A RU2001125920/04 A RU 2001125920/04A RU 2001125920 A RU2001125920 A RU 2001125920A RU 2001125920 A RU2001125920 A RU 2001125920A
- Authority
- RU
- Russia
- Prior art keywords
- group
- cellulose
- oxidation
- carbaldehyde
- nitroxyl compound
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims abstract 9
- 229920002678 cellulose Polymers 0.000 title claims abstract 8
- 239000001913 cellulose Substances 0.000 title claims abstract 8
- 230000003647 oxidation Effects 0.000 title claims 6
- 238000007254 oxidation reaction Methods 0.000 title claims 6
- -1 nitroxyl compound Chemical class 0.000 claims abstract 6
- 239000008139 complexing agent Substances 0.000 claims abstract 4
- 230000001590 oxidative effect Effects 0.000 claims abstract 4
- 102000004190 Enzymes Human genes 0.000 claims abstract 3
- 108090000790 Enzymes Proteins 0.000 claims abstract 3
- 229910052723 transition metal Inorganic materials 0.000 claims abstract 3
- 150000003624 transition metals Chemical class 0.000 claims abstract 3
- 229910052802 copper Inorganic materials 0.000 claims abstract 2
- 125000002485 formyl group Chemical group [H]C(*)=O 0.000 claims abstract 2
- 229910052742 iron Inorganic materials 0.000 claims abstract 2
- GDOPTJXRTPNYNR-UHFFFAOYSA-N methyl-cyclopentane Natural products CC1CCCC1 GDOPTJXRTPNYNR-UHFFFAOYSA-N 0.000 claims abstract 2
- 239000007800 oxidant agent Substances 0.000 claims abstract 2
- 239000001257 hydrogen Substances 0.000 claims 3
- 229910052739 hydrogen Inorganic materials 0.000 claims 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims 2
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims 2
- 125000000837 carbohydrate group Chemical group 0.000 claims 2
- 150000002431 hydrogen Chemical group 0.000 claims 2
- 125000002887 hydroxy group Chemical group [H]O* 0.000 claims 2
- 125000001483 monosaccharide substituent group Chemical group 0.000 claims 2
- VUZNLSBZRVZGIK-UHFFFAOYSA-N 2,2,6,6-Tetramethyl-1-piperidinol Chemical group CC1(C)CCCC(C)(C)N1O VUZNLSBZRVZGIK-UHFFFAOYSA-N 0.000 claims 1
- ROFVEXUMMXZLPA-UHFFFAOYSA-N Bipyridyl Chemical group N1=CC=CC=C1C1=CC=CC=N1 ROFVEXUMMXZLPA-UHFFFAOYSA-N 0.000 claims 1
- 108010031396 Catechol oxidase Proteins 0.000 claims 1
- 102000030523 Catechol oxidase Human genes 0.000 claims 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims 1
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims 1
- 108010029541 Laccase Proteins 0.000 claims 1
- 229920002201 Oxidized cellulose Polymers 0.000 claims 1
- 102000003992 Peroxidases Human genes 0.000 claims 1
- 125000002252 acyl group Chemical group 0.000 claims 1
- 125000000217 alkyl group Chemical group 0.000 claims 1
- QGZKDVFQNNGYKY-UHFFFAOYSA-O ammonium group Chemical group [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 claims 1
- 150000001768 cations Chemical class 0.000 claims 1
- 229910017052 cobalt Inorganic materials 0.000 claims 1
- 239000010941 cobalt Substances 0.000 claims 1
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 claims 1
- 239000010949 copper Substances 0.000 claims 1
- HNDVDQJCIGZPNO-UHFFFAOYSA-N histidine Natural products OC(=O)C(N)CC1=CN=CN1 HNDVDQJCIGZPNO-UHFFFAOYSA-N 0.000 claims 1
- WPBNNNQJVZRUHP-UHFFFAOYSA-L manganese(2+);methyl n-[[2-(methoxycarbonylcarbamothioylamino)phenyl]carbamothioyl]carbamate;n-[2-(sulfidocarbothioylamino)ethyl]carbamodithioate Chemical compound [Mn+2].[S-]C(=S)NCCNC([S-])=S.COC(=O)NC(=S)NC1=CC=CC=C1NC(=S)NC(=O)OC WPBNNNQJVZRUHP-UHFFFAOYSA-L 0.000 claims 1
- 229910052751 metal Inorganic materials 0.000 claims 1
- 239000002184 metal Substances 0.000 claims 1
- 229910052759 nickel Inorganic materials 0.000 claims 1
- 229940107304 oxidized cellulose Drugs 0.000 claims 1
- 125000004430 oxygen atom Chemical group O* 0.000 claims 1
- 108040007629 peroxidase activity proteins Proteins 0.000 claims 1
- 125000002924 primary amino group Chemical group [H]N([H])* 0.000 claims 1
- 239000000126 substance Substances 0.000 claims 1
- 229910052720 vanadium Inorganic materials 0.000 claims 1
- GPPXJZIENCGNKB-UHFFFAOYSA-N vanadium Chemical compound [V]#[V] GPPXJZIENCGNKB-UHFFFAOYSA-N 0.000 claims 1
- KEJOCWOXCDWNID-UHFFFAOYSA-N Nitrilooxonium Chemical compound [O+]#N KEJOCWOXCDWNID-UHFFFAOYSA-N 0.000 abstract 1
- 125000002843 carboxylic acid group Chemical group 0.000 abstract 1
- 229910052748 manganese Inorganic materials 0.000 abstract 1
- 229920000768 polyamine Polymers 0.000 abstract 1
Classifications
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H11/00—Pulp or paper, comprising cellulose or lignocellulose fibres of natural origin only
- D21H11/16—Pulp or paper, comprising cellulose or lignocellulose fibres of natural origin only modified by a particular after-treatment
- D21H11/20—Chemically or biochemically modified fibres
-
- 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
-
- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
- D21C9/00—After-treatment of cellulose pulp, e.g. of wood pulp, or cotton linters ; Treatment of dilute or dewatered pulp or process improvement taking place after obtaining the raw cellulosic material and not provided for elsewhere
- D21C9/001—Modification of pulp properties
- D21C9/002—Modification of pulp properties by chemical means; preparation of dewatered pulp, e.g. in sheet or bulk form, containing special additives
Landscapes
- Chemical & Material Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Biochemistry (AREA)
- Engineering & Computer Science (AREA)
- Polymers & Plastics (AREA)
- Health & Medical Sciences (AREA)
- Medicinal Chemistry (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Wood Science & Technology (AREA)
- Polysaccharides And Polysaccharide Derivatives (AREA)
- Preparation Of Compounds By Using Micro-Organisms (AREA)
- Materials For Medical Uses (AREA)
- Chemical Or Physical Treatment Of Fibers (AREA)
- Multicomponent Fibers (AREA)
Claims (10)
1. Способ окисления целлюлозы, используя ионы нитрозония, полученные окислением нитроксильного соединения окисляющим агентом, отличающийся тем, что нитроксильное соединение окисляют в присутствии окисляющего фермента или комплекса переходного металла и комплексообразующего агента.
2. Способ по п.1, отличающийся тем, что нитроксильным соединением является ди-трет-нитроксильное соединение, особенно 2,2,6,6-тетраметилпиперидин-1-оксил (TEMPO).
3. Способ по п.1 или 2, отличающийся тем, что переходным металлом является марганец, железо, кобальт, никель, медь или ванадий.
4. Способ по одному из пп.1-3, отличающийся тем, что комплексообразующим агентом является азотсодержащее соединение.
5. Способ по п.4, отличающийся тем, что комплексообразующим агентом является бипиридил или триазонан или (поли)гистидин.
6. Способ по п.1, отличающийся тем, что окисляющим ферментом является пероксидаза, полифенолоксидаза или лакказа.
7. Способ по одному пп.1-6, отличающийся тем, что получают производное целлюлозы, содержащее по меньшей мере 1 циклическую моносахаридную цепную группу, несущую карбальдегидную группу на 25 моносахаридных звеньев и на среднюю молекулу.
8. Окисленная целлюлоза, содержащая по меньшей мере 1 циклическую моносахаридную цепную группу, несущую 6-карбальдегидную группу и по меньшей мере 1 циклическую моносахаридную цепную группу, несущую 6-карбоксильную группу на 100 моносахаридных звеньев и на среднюю молекулу, или ее химические производные.
9. Производное целлюлозы, в которой по меньшей мере часть 6-карбальдегидных групп, введенных окислением, превращена в производные окислением до групп формул -CH=N-R или CH2-NHR, где R означает водород, гидроксил, аминогруппу или группу R1, OR1 или NHR1, где R1 означает С1-С20-алкил, С1-С20-ацил, остаток углевода или группу, связанную или способную к связыванию с остатком углевода.
10. Производное целлюлозы, в котором по меньшей мере часть 6-карбальдегидных групп, введенных окислением, превращена в группу формулы -CH(OR3)-О-CH2-COOR2 или -CH(-О-CH2-COOR2)2, где R2 означает водород, катион металла или возможно замещенную аммониевую группу, и R3 означает водород или простую связь с атомом кислорода дегидрированной гидроксильной группы целлюлозы.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP99200537 | 1999-02-24 | ||
| EP99200537.1 | 1999-02-24 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| RU2001125920A true RU2001125920A (ru) | 2004-02-20 |
Family
ID=8239921
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| RU2001125920/04A RU2001125920A (ru) | 1999-02-24 | 2000-02-24 | Способ селективного окисления целлюлозы |
Country Status (16)
| Country | Link |
|---|---|
| US (1) | US6716976B1 (ru) |
| EP (1) | EP1155039B1 (ru) |
| JP (1) | JP2002537448A (ru) |
| CN (1) | CN1341125A (ru) |
| AT (1) | ATE271068T1 (ru) |
| AU (1) | AU776991B2 (ru) |
| BR (1) | BR0008475A (ru) |
| CZ (1) | CZ20012873A3 (ru) |
| DE (1) | DE60012148T2 (ru) |
| DK (1) | DK1155039T3 (ru) |
| ES (1) | ES2223462T3 (ru) |
| HU (1) | HUP0105300A3 (ru) |
| PL (1) | PL350423A1 (ru) |
| RU (1) | RU2001125920A (ru) |
| WO (1) | WO2000050463A1 (ru) |
| ZA (2) | ZA200106416B (ru) |
Families Citing this family (66)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3180131B2 (ja) | 1996-03-28 | 2001-06-25 | ザ、プロクター、エンド、ギャンブル、カンパニー | アルデヒドで官能化されたセルロース性繊維とポリマーから作られた湿潤強度を有する紙製品 |
| CN1298885A (zh) | 1999-08-17 | 2001-06-13 | 国家淀粉及化学投资控股公司 | 氧化法制备的多糖醛及其在造纸中作为强度添加剂的应用 |
| US6586588B1 (en) * | 1999-08-17 | 2003-07-01 | National Starch And Chemical Investment Holding Corporation | Polysaccharide aldehydes prepared by oxidation method and used as strength additives in papermaking |
| US6228126B1 (en) | 1999-08-17 | 2001-05-08 | National Starch And Chemical Investment Holding Corporation | Paper prepared from aldehyde modified cellulose pulp and the method of making the pulp |
| US6368456B1 (en) | 1999-08-17 | 2002-04-09 | National Starch And Chemical Investment Holding Corporation | Method of making paper from aldehyde modified cellulose pulp with selected additives |
| US6695950B1 (en) | 1999-08-17 | 2004-02-24 | National Starch And Chemical Investment Holding Corporation | Aldehyde modified cellulose pulp for the preparation of high strength paper products |
| US6540876B1 (en) | 2000-05-19 | 2003-04-01 | National Starch And Chemical Ivnestment Holding Corporation | Use of amide or imide co-catalysts for nitroxide mediated oxidation |
| US20020072598A1 (en) * | 2000-12-12 | 2002-06-13 | Besemer Arie Cornellis | High molecular weight oxidized cellulose |
| US7138035B2 (en) | 2001-05-08 | 2006-11-21 | National Starch And Chemical Investment Holding Corporation | Process for the selective modification of carbohydrates by peroxidase catalyzed oxidation |
| JP4816848B2 (ja) * | 2001-05-29 | 2011-11-16 | 凸版印刷株式会社 | コーティング剤及びそのコーティング剤を用いた積層材料 |
| US6919447B2 (en) | 2001-06-06 | 2005-07-19 | Weyerhaeuser Company | Hypochlorite free method for preparation of stable carboxylated carbohydrate products |
| US6849156B2 (en) | 2001-07-11 | 2005-02-01 | Arie Cornelis Besemer | Cationic fibers |
| CA2466361A1 (en) * | 2001-11-07 | 2003-05-15 | Nederlandse Organisatie Voor Toegepast-Natuurwetenschappelijk Onderzoek, Tno | Process for oxidising dialdehyde polysaccharides |
| US6789744B2 (en) * | 2002-01-29 | 2004-09-14 | Valeo Electrical Systems, Inc. | Fluid heater with a variable mass flow path |
| US7001483B2 (en) | 2003-08-05 | 2006-02-21 | Weyerhaeuser Company | Apparatus for making carboxylated pulp fibers |
| US7125469B2 (en) * | 2003-10-16 | 2006-10-24 | The Procter & Gamble Company | Temporary wet strength resins |
| CN102276732B (zh) | 2003-11-28 | 2016-01-20 | 伊士曼化工公司 | 纤维素共聚体和氧化方法 |
| US20050121160A1 (en) * | 2003-12-08 | 2005-06-09 | Sca Hygiene Products Ab | Process for the separation of organic nitrosonium and/or hydroxylamine compounds by means of cation exchange resins and recovery and oxidation processes based thereon |
| US20050154206A1 (en) * | 2003-12-08 | 2005-07-14 | Sca Hygiene Products Ab | Process for the recovery of nitroxy compounds from organic solutions and oxidation process |
| EP1541590A1 (en) * | 2003-12-08 | 2005-06-15 | SCA Hygiene Products AB | Process for the oxidation of hydroxy compounds by means of nitroxy compounds |
| EP1566390A1 (en) | 2004-02-19 | 2005-08-24 | Nederlandse Organisatie voor toegepast-natuurwetenschappelijk Onderzoek TNO | Compositions comprising a poly(amine) and a carboxylated carbohydrate |
| EP1580228A1 (en) * | 2004-03-24 | 2005-09-28 | Nederlandse Organisatie voor toegepast-natuurwetenschappelijk onderzoek TNO | Process for gelatinising starch using a biodegradable polymer material bearing aldehyde groups |
| GB2417029A (en) * | 2004-08-11 | 2006-02-15 | Sca Hygiene Prod Ab | Oxidation of hydroxyl groups using nitrosonium ions |
| US7259218B2 (en) * | 2005-02-17 | 2007-08-21 | The Procter + Gamble Company | Processes for making temporary wet strength additives |
| US8080404B1 (en) * | 2005-04-05 | 2011-12-20 | The United States Of America As Represented By The Secretary Of The Army | Enzymatic decontamination |
| CN101589197B (zh) * | 2006-11-23 | 2011-09-21 | 荷兰应用科学研究会(Tno) | 生物聚合物用作湿强度添加剂 |
| JP5385549B2 (ja) * | 2007-05-14 | 2014-01-08 | 大成建設株式会社 | 植物性バイオマスの保存方法 |
| CN101772516B (zh) * | 2007-08-07 | 2012-10-10 | 花王株式会社 | 阻气用材料 |
| AU2008330684B8 (en) * | 2007-11-26 | 2014-01-23 | The University Of Tokyo | Cellulose nanofiber, production method of same and cellulose nanofiber dispersion |
| CN102361854B (zh) * | 2009-03-30 | 2014-11-12 | 日本制纸株式会社 | N-氧自由基化合物的回收和再利用方法 |
| JP5330882B2 (ja) * | 2009-03-30 | 2013-10-30 | 日本製紙株式会社 | セルロースゲル分散液の製造方法 |
| CN101544699B (zh) * | 2009-05-05 | 2011-03-30 | 中国科学院广州化学研究所 | 纤维素酶水解木质纤维素的方法 |
| US9512563B2 (en) | 2009-05-28 | 2016-12-06 | Gp Cellulose Gmbh | Surface treated modified cellulose from chemical kraft fiber and methods of making and using same |
| US9512237B2 (en) | 2009-05-28 | 2016-12-06 | Gp Cellulose Gmbh | Method for inhibiting the growth of microbes with a modified cellulose fiber |
| KR101797943B1 (ko) | 2009-05-28 | 2017-11-15 | 게페 첼루로제 게엠베하 | 화학적 크래프트 섬유로부터의 변형된 셀룰로즈 및 이들을 제조 및 사용하는 방법 |
| US9511167B2 (en) | 2009-05-28 | 2016-12-06 | Gp Cellulose Gmbh | Modified cellulose from chemical kraft fiber and methods of making and using the same |
| JP2011068799A (ja) * | 2009-09-28 | 2011-04-07 | Toppan Printing Co Ltd | セルロース材料およびその積層体 |
| WO2011088889A1 (en) * | 2010-01-19 | 2011-07-28 | Södra Skogsägarna Ekonomisk Förening | Process for production of oxidised cellulose pulp |
| US8409526B2 (en) | 2010-12-09 | 2013-04-02 | General Electric Company | Cellulose substrates, compositions and methods for storage and analysis of biological materials |
| BR112013030060A2 (pt) | 2011-05-23 | 2018-01-16 | Gp Cellulose Gmbh | fibras e tábua de madeira resinosa kraft e respectivo método para fabricação de fibra kraft |
| FI125707B (fi) | 2011-06-09 | 2016-01-15 | Upm Kymmene Corp | Menetelmä selluloosan katalyyttiseen hapetukseen ja menetelmä selluloosatuotteen valmistamiseksi |
| CN102276736B (zh) * | 2011-07-10 | 2013-02-20 | 东华大学 | 一种细菌纤维素的选择性胺化方法 |
| CN102266583A (zh) * | 2011-07-10 | 2011-12-07 | 东华大学 | 一种载银改性细菌纤维素基复配功能湿态敷料的制备方法 |
| CN102344496A (zh) * | 2011-07-10 | 2012-02-08 | 东华大学 | 一种细菌纤维素的选择性负载抗菌性纳米银方法 |
| CN102352394A (zh) * | 2011-07-10 | 2012-02-15 | 东华大学 | 一种细菌纤维素的选择性氧化方法 |
| JP5195969B2 (ja) * | 2011-07-12 | 2013-05-15 | 凸版印刷株式会社 | コーティング剤を用いた積層材料 |
| MX366988B (es) | 2012-01-12 | 2019-08-01 | Gp Cellulose Gmbh | Fibra kraft de baja viscosidad que tiene propiedades de amarillez reducida, y metodos para prepararla y usarla. |
| JP2013177569A (ja) * | 2012-02-02 | 2013-09-09 | Shinshu Univ | 多糖類固体の表面修飾方法 |
| WO2013158384A1 (en) | 2012-04-18 | 2013-10-24 | Georgia-Pacific Consumer Products Lp | The use of surfactant to treat pulp and improve the incorporation of kraft pulp into fiber for the production of viscose and other secondary fiber products |
| FR2991328B1 (fr) | 2012-06-04 | 2014-05-23 | Symatese | Materiau solide a base de cellulose oxydee, son procede d'obtention et son utilisation comme compresse |
| BR112014031092B1 (pt) * | 2012-06-13 | 2022-05-17 | University Of Maine System Board Of Trustees | Processo para formar nanofibras de celulose a partir de um material celulósico |
| FI126847B (en) * | 2012-12-13 | 2017-06-15 | Upm Kymmene Corp | A process for the catalytic oxidation of cellulose and a process for preparing a cellulose product |
| EP2954115B1 (en) | 2013-02-08 | 2022-01-12 | GP Cellulose GmbH | Softwood kraft fiber having an improved a-cellulose content and its use in the production of chemical cellulose products |
| BR112015019882A2 (pt) | 2013-03-14 | 2017-07-18 | Gp Cellulose Gmbh | fibra kraft clareada oxidada e métodos para fazer polpa kraft e fibra kraft de madeira macia e para clarear polpa kraft de celulose em sequência de branqueamento de multi-estágios |
| CA2901915A1 (en) | 2013-03-15 | 2014-09-18 | Gp Cellulose Gmbh | A low viscosity kraft fiber having an enhanced carboxyl content and methods of making and using the same |
| CN103255663B (zh) * | 2013-05-27 | 2015-05-20 | 江南大学 | 一种通过预处理提高四甲基哌啶催化氧化纤维素效率的方法 |
| FI20135773A7 (fi) * | 2013-07-16 | 2015-01-17 | Stora Enso Oyj | Menetelmä hapetetun tai mikrofibrilloidun selluloosan valmistamiseksi |
| FI127002B (en) * | 2013-07-29 | 2017-09-15 | Upm Kymmene Corp | A process for the catalytic oxidation of cellulose and a process for preparing a cellulose product |
| FI127246B (en) | 2013-09-02 | 2018-02-15 | Upm Kymmene Corp | Process for the catalytic oxidation of cellulose and process for the manufacture of a cellulose product |
| GB201411637D0 (en) | 2014-06-30 | 2014-08-13 | Cellucomp Ltd | Compositions comprising parenchymal cellulose particulate material |
| CN104745662A (zh) * | 2015-04-20 | 2015-07-01 | 天津科技大学 | 一种漆酶-tempo体系氧化壳聚糖制备透明质酸替代物方法 |
| CN104945517B (zh) * | 2015-05-26 | 2017-09-29 | 南京林业大学 | 一种制备纤维素纳米纤维的方法 |
| US10865519B2 (en) | 2016-11-16 | 2020-12-15 | Gp Cellulose Gmbh | Modified cellulose from chemical fiber and methods of making and using the same |
| ES2985138T3 (es) * | 2017-06-20 | 2024-11-04 | Univ California | Producción de oligosacáridos bioactivos |
| CN109137499B (zh) * | 2018-08-21 | 2020-01-21 | 江南大学 | 一种棉织物抗皱整理液及其应用 |
| CN115028898B (zh) * | 2022-03-10 | 2023-03-31 | 宁波糖聚新材料有限责任公司 | 一种改性纳米纤维素及其制备方法 |
Family Cites Families (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3632802A (en) | 1968-12-06 | 1972-01-04 | Univ Southern Illinois | Oxidation of carbohydrates |
| SU529905A1 (ru) * | 1971-03-30 | 1976-09-30 | Предприятие П/Я Р-6543 | Кантователь |
| JPS5054684A (ru) | 1973-09-14 | 1975-05-14 | ||
| SU592905A1 (ru) * | 1976-09-16 | 1978-02-15 | Предприятие П/Я А-7815 | Способ получени реактивной бумаги |
| FR2545101B1 (fr) | 1983-04-29 | 1985-08-16 | Agronomique Inst Nat Rech | Procede de modification des pectines de betterave, produits obtenus et leurs applications |
| US4983748A (en) | 1984-08-17 | 1991-01-08 | National Starch And Chemical Investment Holding Corporation | Acetals useful for the preparation of polysaccharide derivatives |
| NL194919C (nl) | 1993-09-07 | 2003-07-04 | Tno | Werkwijze voor het oxideren van koolhydraten. |
| NL9301905A (nl) | 1993-11-04 | 1995-06-01 | Inst Voor Agrotech Onderzoek | Werkwijze voor het oxideren van koolhydraten. |
| FR2742755B1 (fr) * | 1995-12-21 | 1998-02-20 | Roquette Freres | Procede perfectionne d'oxydation des sucres |
| FI974139L (fi) * | 1997-11-04 | 1999-05-05 | Valtion Teknillinen | Menetelmä selluloosan modifioimiseksi |
| BR9813670A (pt) * | 1997-12-19 | 2000-10-10 | Novo Nordisk As | Processo para a oxidação de um grupo hidróxi de c1 e/ou c2 e/ou c3 e/ou c4 e/ou c5 e/ou c 6 de um monÈmero de açúcar de um oligo-ou de um polissacarìdeo |
-
2000
- 2000-02-24 WO PCT/NL2000/000119 patent/WO2000050463A1/en not_active Ceased
- 2000-02-24 EP EP00906770A patent/EP1155039B1/en not_active Expired - Lifetime
- 2000-02-24 AU AU28330/00A patent/AU776991B2/en not_active Ceased
- 2000-02-24 CZ CZ20012873A patent/CZ20012873A3/cs unknown
- 2000-02-24 JP JP2000601041A patent/JP2002537448A/ja active Pending
- 2000-02-24 US US09/913,596 patent/US6716976B1/en not_active Expired - Fee Related
- 2000-02-24 ES ES00906770T patent/ES2223462T3/es not_active Expired - Lifetime
- 2000-02-24 RU RU2001125920/04A patent/RU2001125920A/ru unknown
- 2000-02-24 CN CN00804200.4A patent/CN1341125A/zh active Pending
- 2000-02-24 BR BR0008475-1A patent/BR0008475A/pt not_active IP Right Cessation
- 2000-02-24 DE DE60012148T patent/DE60012148T2/de not_active Expired - Lifetime
- 2000-02-24 DK DK00906770T patent/DK1155039T3/da active
- 2000-02-24 AT AT00906770T patent/ATE271068T1/de not_active IP Right Cessation
- 2000-02-24 HU HU0105300A patent/HUP0105300A3/hu unknown
- 2000-02-24 PL PL00350423A patent/PL350423A1/xx not_active Application Discontinuation
-
2001
- 2001-08-03 ZA ZA200106416A patent/ZA200106416B/en unknown
- 2001-08-15 ZA ZA200106740A patent/ZA200106740B/en unknown
Also Published As
| Publication number | Publication date |
|---|---|
| ATE271068T1 (de) | 2004-07-15 |
| ZA200106416B (en) | 2002-11-04 |
| PL350423A1 (en) | 2002-12-16 |
| HUP0105300A3 (en) | 2004-04-28 |
| CN1341125A (zh) | 2002-03-20 |
| DK1155039T3 (da) | 2004-11-08 |
| ZA200106740B (en) | 2002-08-15 |
| US6716976B1 (en) | 2004-04-06 |
| EP1155039B1 (en) | 2004-07-14 |
| WO2000050463A1 (en) | 2000-08-31 |
| DE60012148D1 (de) | 2004-08-19 |
| EP1155039A1 (en) | 2001-11-21 |
| CZ20012873A3 (cs) | 2002-01-16 |
| HUP0105300A2 (hu) | 2002-04-29 |
| BR0008475A (pt) | 2002-02-05 |
| AU2833000A (en) | 2000-09-14 |
| AU776991B2 (en) | 2004-09-30 |
| DE60012148T2 (de) | 2005-07-21 |
| ES2223462T3 (es) | 2005-03-01 |
| JP2002537448A (ja) | 2002-11-05 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| RU2001125920A (ru) | Способ селективного окисления целлюлозы | |
| DE60023680D1 (de) | Oxidierte kohlehydrate | |
| Cheng et al. | On the ability of four flavonoids, baicilein, luteolin, naringenin, and quercetin, to suppress the Fenton reaction of the iron-ATP complex | |
| Minidis et al. | Mild and efficient flavin‐catalyzed H2O2 oxidations | |
| KR850004564A (ko) | 모노카보닐 또는 비스카보닐 화합물의 제조방법 | |
| Wood | Autotrophic and heterotrophic mechanisms for ammonia oxidation | |
| Slama et al. | Semisynthetic enzymes: characterization of isomeric flavopapains with widely different catalytic efficiencies | |
| FINAZZI AGRÒ et al. | On the nature of chromophore in pig kidney diamine oxidase | |
| Levitzki et al. | Oxidase-like Activity of the Copper (II) Poly-l-histidine Complex | |
| Meunier et al. | Evidences for an efficient demethylation of methoxyellipticine derivatives catalyzed by a peroxidase | |
| Zhou et al. | In situ ligand-modulated Mn (Ⅱ/Ⅲ) into ozone activation for selective contaminant degradation: The key role of complexed Mn species | |
| Lauraeus et al. | Peroxy and ferryl intermediates of the quinol-oxidizing cytochrome aa3 from Bacillus subtilis | |
| Ullrich | Dioxygen activation by heme-sulfur proteins | |
| Sekota et al. | Cyclic voltammetry and spectroelectrochemistry of osmium phthalocyanines in aqueous and non-aqueous solvents | |
| Rönnberg et al. | A rapid-scan spectrometric and stopped-flow study of compound I and compound II of Pseudomonas cytochrome c peroxidase | |
| EP0350395A1 (fr) | Procédé d'oxydation par catalyse biomimétique d'alcools benzyliques et de composés apparentés | |
| Kawasaki et al. | Effects of pH and organic co-solvents on the oxidation of naphthalene with peroxosulfate catalyzed by iron (III) tetrakis (p-sulfonatophenyl) porphyrin | |
| Suzuki et al. | Characterization of ternary copper (II) complexes containing reduced PQQ (PQQH2) and bipyridine or terpyridine | |
| Karami et al. | Catalytic Aromatization of Hantzsch 1, 4-Dihydropyridines by Bis (salicylaidehyde-1, 2-phenylenediimine) Mn (III) Chloride Using Urea Hydrogen Peroxide as Mild and Efficient Oxidant | |
| WO1997018035A1 (fr) | Procede d'oxydation de substrats organiques en presence de complexes metalliques de ligands tetra-, penta- et hexacoordinants et catalyseurs d'oxydation les contenant | |
| Ames et al. | Electrochemistry of omeprazole, active metabolites and a bound enzyme model. Possible involvement of electron transfer in anti-ulcer action | |
| Morpurgo et al. | Role of reduction potentials in copper abstraction from the trinuclear cluster of blue oxidases | |
| Ogoshi et al. | PREPARATION AND CHARACTERIZATION OF IRON (III) COMPLEXES OF N-METHYLOCTAETHYLPORPHYRIN | |
| TR200000585A2 (tr) | Dioksopenisilanik asit türevlerinin hazırlanması için işlem. | |
| TH36775A3 (th) | กรรมวิธีสำหรับฟอกจางและ/หรือการแยกลิกนินของเยื่อกระดาษออก |