DE2016203B2 - Verfahren zur Viskositätserniedrigung von Celluloseäthern mittels Wasserstoffperoxid - Google Patents
Verfahren zur Viskositätserniedrigung von Celluloseäthern mittels WasserstoffperoxidInfo
- Publication number
- DE2016203B2 DE2016203B2 DE2016203A DE2016203A DE2016203B2 DE 2016203 B2 DE2016203 B2 DE 2016203B2 DE 2016203 A DE2016203 A DE 2016203A DE 2016203 A DE2016203 A DE 2016203A DE 2016203 B2 DE2016203 B2 DE 2016203B2
- Authority
- DE
- Germany
- Prior art keywords
- cellulose
- hydrogen peroxide
- viscosity
- ether
- cellulose ether
- 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.)
- Pending
Links
- 229920003086 cellulose ether Polymers 0.000 title claims description 44
- MHAJPDPJQMAIIY-UHFFFAOYSA-N Hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 title claims description 43
- 238000000034 method Methods 0.000 title claims description 18
- RTZKZFJDLAIYFH-UHFFFAOYSA-N Diethyl ether Chemical compound CCOCC RTZKZFJDLAIYFH-UHFFFAOYSA-N 0.000 claims description 18
- 238000011282 treatment Methods 0.000 claims description 17
- 150000002978 peroxides Chemical class 0.000 claims description 15
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 8
- 239000007864 aqueous solution Substances 0.000 claims description 5
- 229920002678 cellulose Polymers 0.000 claims description 5
- 235000010980 cellulose Nutrition 0.000 claims description 5
- 239000001913 cellulose Substances 0.000 claims description 4
- -1 methyl carboxy Chemical group 0.000 claims description 4
- 239000000243 solution Substances 0.000 claims description 4
- 238000006266 etherification reaction Methods 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims description 3
- 239000002994 raw material Substances 0.000 claims description 2
- 229920000609 methyl cellulose Polymers 0.000 claims 2
- 239000001923 methylcellulose Substances 0.000 claims 2
- 235000010981 methylcellulose Nutrition 0.000 claims 2
- 229920002134 Carboxymethyl cellulose Polymers 0.000 claims 1
- 230000015572 biosynthetic process Effects 0.000 claims 1
- 239000001768 carboxy methyl cellulose Substances 0.000 claims 1
- 235000010948 carboxy methyl cellulose Nutrition 0.000 claims 1
- 239000008112 carboxymethyl-cellulose Substances 0.000 claims 1
- 239000007795 chemical reaction product Substances 0.000 claims 1
- 150000002170 ethers Chemical class 0.000 claims 1
- 239000003921 oil Substances 0.000 claims 1
- 230000003647 oxidation Effects 0.000 claims 1
- 238000007254 oxidation reaction Methods 0.000 claims 1
- 239000000843 powder Substances 0.000 claims 1
- 239000012086 standard solution Substances 0.000 claims 1
- 125000004964 sulfoalkyl group Chemical group 0.000 claims 1
- 239000001866 hydroxypropyl methyl cellulose Substances 0.000 description 5
- 229920003088 hydroxypropyl methyl cellulose Polymers 0.000 description 5
- 235000010979 hydroxypropyl methyl cellulose Nutrition 0.000 description 5
- UFVKGYZPFZQRLF-UHFFFAOYSA-N hydroxypropyl methyl cellulose Chemical compound OC1C(O)C(OC)OC(CO)C1OC1C(O)C(O)C(OC2C(C(O)C(OC3C(C(O)C(O)C(CO)O3)O)C(CO)O2)O)C(CO)O1 UFVKGYZPFZQRLF-UHFFFAOYSA-N 0.000 description 5
- 229910052739 hydrogen Inorganic materials 0.000 description 4
- 239000002245 particle Substances 0.000 description 3
- 239000000047 product Substances 0.000 description 3
- 230000007017 scission Effects 0.000 description 3
- 238000006467 substitution reaction Methods 0.000 description 3
- RPZANUYHRMRTTE-UHFFFAOYSA-N 2,3,4-trimethoxy-6-(methoxymethyl)-5-[3,4,5-trimethoxy-6-(methoxymethyl)oxan-2-yl]oxyoxane;1-[[3,4,5-tris(2-hydroxybutoxy)-6-[4,5,6-tris(2-hydroxybutoxy)-2-(2-hydroxybutoxymethyl)oxan-3-yl]oxyoxan-2-yl]methoxy]butan-2-ol Chemical compound COC1C(OC)C(OC)C(COC)OC1OC1C(OC)C(OC)C(OC)OC1COC.CCC(O)COC1C(OCC(O)CC)C(OCC(O)CC)C(COCC(O)CC)OC1OC1C(OCC(O)CC)C(OCC(O)CC)C(OCC(O)CC)OC1COCC(O)CC RPZANUYHRMRTTE-UHFFFAOYSA-N 0.000 description 2
- 239000006227 byproduct Substances 0.000 description 2
- 238000003776 cleavage reaction Methods 0.000 description 2
- 238000001035 drying Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000006116 polymerization reaction Methods 0.000 description 2
- 239000007858 starting material Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 239000001856 Ethyl cellulose Substances 0.000 description 1
- 239000008186 active pharmaceutical agent Substances 0.000 description 1
- 238000005054 agglomeration Methods 0.000 description 1
- 230000002776 aggregation Effects 0.000 description 1
- 239000003513 alkali Substances 0.000 description 1
- 239000002585 base Substances 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000004090 dissolution Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 229920001249 ethyl cellulose Polymers 0.000 description 1
- 235000019325 ethyl cellulose Nutrition 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000010419 fine particle Substances 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000005984 hydrogenation reaction Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000004898 kneading Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 1
- GRVDJDISBSALJP-UHFFFAOYSA-N methyloxidanyl Chemical group [O]C GRVDJDISBSALJP-UHFFFAOYSA-N 0.000 description 1
- 239000007800 oxidant agent Substances 0.000 description 1
- 238000010525 oxidative degradation reaction Methods 0.000 description 1
- 238000007248 oxidative elimination reaction Methods 0.000 description 1
- 235000020030 perry Nutrition 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 238000004381 surface treatment Methods 0.000 description 1
- 238000010792 warming Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
- C08B11/00—Preparation of cellulose ethers
- C08B11/02—Alkyl or cycloalkyl ethers
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
- C08B11/00—Preparation of cellulose ethers
- C08B11/02—Alkyl or cycloalkyl ethers
- C08B11/04—Alkyl or cycloalkyl ethers with substituted hydrocarbon radicals
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
- C08B11/00—Preparation of cellulose ethers
- C08B11/20—Post-etherification treatments of chemical or physical type, e.g. mixed etherification in two steps, including purification
Landscapes
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Engineering & Computer Science (AREA)
- Biochemistry (AREA)
- Materials Engineering (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Polysaccharides And Polysaccharide Derivatives (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Detergent Compositions (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US81372069A | 1969-04-04 | 1969-04-04 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| DE2016203A1 DE2016203A1 (de) | 1970-10-08 |
| DE2016203B2 true DE2016203B2 (de) | 1974-02-28 |
Family
ID=25213182
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE2016203A Pending DE2016203B2 (de) | 1969-04-04 | 1970-04-04 | Verfahren zur Viskositätserniedrigung von Celluloseäthern mittels Wasserstoffperoxid |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US3728331A (cg-RX-API-DMAC10.html) |
| JP (1) | JPS4819232B1 (cg-RX-API-DMAC10.html) |
| DE (1) | DE2016203B2 (cg-RX-API-DMAC10.html) |
| GB (1) | GB1251019A (cg-RX-API-DMAC10.html) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2726780A1 (de) * | 1976-06-14 | 1977-12-15 | Dow Chemical Co | Verfahren zur erniedrigung der viskositaet von cellulosederivaten |
Families Citing this family (49)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3922173A (en) * | 1974-07-22 | 1975-11-25 | Halliburton Co | Temperature-stable aqueous gels |
| US4048433A (en) * | 1976-02-02 | 1977-09-13 | The Procter & Gamble Company | Cellulose ethers having a low molecular weight and a high degree of methyl substitution |
| US4250305A (en) * | 1978-09-01 | 1981-02-10 | Kohjin Co., Ltd. | Process for preparing cellulose ether |
| DE2917104A1 (de) | 1979-04-27 | 1980-11-06 | Hoechst Ag | Verfahren zur viskositaetserniedrigung von celluloseethern durch ozon und seine verwendung |
| IT1121850B (it) * | 1979-06-20 | 1986-04-23 | Montedison Spa | Pol-carbossi-alchil-cellulose ad ritezione dei fluidi e processo per la loro preparazione |
| DE3009149A1 (de) * | 1980-03-10 | 1981-09-24 | Kohjin Co., Ltd., Tokyo | Verfahren zum veraethern von cellulosen |
| US4420611A (en) * | 1982-03-18 | 1983-12-13 | Hercules Incorporated | Stabilization of irradiated carboxymethyl cellulose |
| EP0136722B1 (en) * | 1983-10-06 | 1989-05-31 | Kohjin Co., Ltd. | Process for preparing carboxymethyl ethyl cellulose suitable for enteric coating |
| DE3530857A1 (de) * | 1985-08-29 | 1987-03-05 | Hoechst Ag | Verfahren zur herstellung von niedrigviskosen celluloseethern |
| NZ232432A (en) | 1989-02-10 | 1991-09-25 | Alko Ltd | Food compositions in which (some of) a high-energy ingredient is replaced by a degraded cellulose derivative with average molecular weight between 500 and 100000 |
| FI895708A7 (fi) * | 1989-02-10 | 1990-08-11 | Alko Ab Oy | Vesiliukoinen hajoamistuote |
| US5366755A (en) * | 1989-02-10 | 1994-11-22 | Maritta Timonen | Foodstuffs containing novel degraded cellulose derivatives |
| US5006168A (en) * | 1989-04-03 | 1991-04-09 | Aqualon Company | Water soluble polymers as alcohol replacement in lithographic fountain solutions |
| EP0465992B1 (en) * | 1990-07-02 | 1998-06-17 | Aqualon Company | High solids low viscosity polysaccharide composition |
| US5476668A (en) * | 1990-08-24 | 1995-12-19 | Shin-Etsu Chemical Co., Ltd. | Base for film-coating pharmaceuticals and method for preparing same |
| CA2071488C (en) * | 1990-08-24 | 1996-05-07 | Kazuto Kobayashi | Base for film-coating pharmaceuticals and method for preparing same |
| EP0566911B1 (en) * | 1992-04-20 | 1998-08-26 | Aqualon Company | Improved leveling aqueous coating compositions |
| DE19854770A1 (de) * | 1998-11-27 | 2000-05-31 | Wolff Walsrode Ag | Verfahren zur Herstellung niedrigviskoser wasserlöslicher Celluloseether |
| RU2133755C1 (ru) * | 1998-12-10 | 1999-07-27 | Закрытое акционерное общество Корпорация "Авис Уголь" | Способ получения соли карбоксиалкилцеллюлозы |
| US20050137094A1 (en) * | 2001-06-11 | 2005-06-23 | Halliburton Energy Sevices, Inc. | Subterranean formation treatment fluids and methods of using such fluids |
| US6488091B1 (en) | 2001-06-11 | 2002-12-03 | Halliburton Energy Services, Inc. | Subterranean formation treating fluid concentrates, treating fluids and methods |
| US6884884B2 (en) | 2001-06-11 | 2005-04-26 | Rhodia, Inc. | Galactomannan compositions and methods for making and using same |
| US7001872B2 (en) * | 2001-06-11 | 2006-02-21 | Halliburton Energy Services, Inc. | Subterranean formation treating fluid and methods of fracturing subterranean formations |
| DE10141680B4 (de) * | 2001-08-25 | 2004-02-26 | Clariant Gmbh | Verfahren zur Herstellung niederviskoser Celluloseether durch sauer-oxidativen Abbau von gemahlenen und getrockneten Celluloseethern |
| US6971448B2 (en) * | 2003-02-26 | 2005-12-06 | Halliburton Energy Services, Inc. | Methods and compositions for sealing subterranean zones |
| KR101241845B1 (ko) * | 2004-05-26 | 2013-03-12 | 다우 글로벌 테크놀로지스 엘엘씨 | 저분자량 에틸셀룰로오즈의 제조방법 |
| US20070179292A1 (en) * | 2004-05-26 | 2007-08-02 | Spencer Michael V | Production of low molecular weight ethylcellulose |
| JP2006241374A (ja) * | 2005-03-04 | 2006-09-14 | Dai Ichi Kogyo Seiyaku Co Ltd | カルボキシメチルセルロース塩の製造方法 |
| US7947745B1 (en) * | 2007-10-09 | 2011-05-24 | Fritz Industries, Inc | Reducing the viscosity of an aqueous fluid |
| MX2011007705A (es) * | 2009-02-12 | 2011-08-17 | Rhodia Operations | Metodos para controlar la despolimerizacion de composiciones de polimero. |
| 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 |
| 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 |
| RU2549968C2 (ru) | 2009-05-28 | 2015-05-10 | ДжиПи СЕЛЛЬЮЛОУС ГМБХ | Модифицированная целлюлоза из химического крафт-волокна и способы его изготовления и использования |
| US9512237B2 (en) | 2009-05-28 | 2016-12-06 | Gp Cellulose Gmbh | Method for inhibiting the growth of microbes with a modified cellulose fiber |
| PT2474559E (pt) * | 2009-09-02 | 2015-04-13 | Nippon Soda Co | Partículas de hidroxipropilcelulose |
| MX351364B (es) | 2011-02-21 | 2017-10-11 | Shinetsu Chemical Co | Metodos para producir celulosa alcalina y eter de celulosa. |
| ITVA20110009A1 (it) | 2011-03-25 | 2012-09-26 | Lamberti Spa | Composizione cosmetica per la pelle |
| PT2505615E (pt) * | 2011-04-01 | 2014-07-11 | Omya Int Ag | Pigmento híbrido autoligante |
| ES2444952T3 (es) | 2011-04-01 | 2014-02-27 | Omya International Ag | Procedimiento para preparar partículas de pigmento autoaglutinantes |
| JP6254078B2 (ja) | 2011-05-23 | 2017-12-27 | ゲーペー ツェルローゼ ゲーエムベーハー | 白色度および明度が改善された針葉樹クラフト繊維、ならびにそれを作製する方法および使用する方法 |
| PL2565236T3 (pl) | 2011-08-31 | 2014-06-30 | Omya Int Ag | Samowiążąca hybryda pigmentu |
| US10000890B2 (en) | 2012-01-12 | 2018-06-19 | Gp Cellulose Gmbh | Low viscosity kraft fiber having reduced yellowing properties and methods of making and using the same |
| CN106968127B (zh) | 2012-04-18 | 2019-03-01 | Gp纤维素股份有限公司 | 用于粘胶溶液的针叶木牛皮纸浆 |
| KR101971738B1 (ko) * | 2012-12-11 | 2019-04-23 | 롯데정밀화학 주식회사 | 부분 중화법을 통한 초저점도 히드록시알킬 셀룰로오스의 제조방법 |
| PL2954115T3 (pl) | 2013-02-08 | 2022-05-02 | Gp Cellulose Gmbh | Włókno siarczanowe z drewna iglastego o polepszonej zawartości a-celulozy i jego zastosowanie w wytwarzaniu chemicznych produktów celulozowych |
| 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 |
| CN108049234B (zh) | 2013-03-15 | 2020-12-08 | Gp 纤维素股份有限公司 | 一种经化学改性的牛皮纸纤维 |
| US10865519B2 (en) | 2016-11-16 | 2020-12-15 | Gp Cellulose Gmbh | Modified cellulose from chemical fiber and methods of making and using the same |
| EP4678702A1 (en) | 2024-07-10 | 2026-01-14 | Lamberti SPA | Architectural coating compositions |
-
1969
- 1969-04-04 US US00813720A patent/US3728331A/en not_active Expired - Lifetime
-
1970
- 1970-04-03 JP JP45027940A patent/JPS4819232B1/ja active Pending
- 1970-04-04 DE DE2016203A patent/DE2016203B2/de active Pending
- 1970-04-06 GB GB1251019D patent/GB1251019A/en not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE2726780A1 (de) * | 1976-06-14 | 1977-12-15 | Dow Chemical Co | Verfahren zur erniedrigung der viskositaet von cellulosederivaten |
Also Published As
| Publication number | Publication date |
|---|---|
| GB1251019A (cg-RX-API-DMAC10.html) | 1971-10-27 |
| DE2016203A1 (de) | 1970-10-08 |
| US3728331A (en) | 1973-04-17 |
| JPS4819232B1 (cg-RX-API-DMAC10.html) | 1973-06-12 |
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