DE3852233D1 - Multizellulare Zellulosepartikel und Verfahren zu ihrer Herstellung. - Google Patents
Multizellulare Zellulosepartikel und Verfahren zu ihrer Herstellung.Info
- Publication number
- DE3852233D1 DE3852233D1 DE3852233T DE3852233T DE3852233D1 DE 3852233 D1 DE3852233 D1 DE 3852233D1 DE 3852233 T DE3852233 T DE 3852233T DE 3852233 T DE3852233 T DE 3852233T DE 3852233 D1 DE3852233 D1 DE 3852233D1
- Authority
- DE
- Germany
- Prior art keywords
- multicellular
- production
- cellulose particles
- cellulose
- particles
- 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 - Lifetime
Links
- 229920002678 cellulose Polymers 0.000 title 1
- 239000001913 cellulose Substances 0.000 title 1
- 239000002245 particle Substances 0.000 title 1
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
- C08J3/00—Processes of treating or compounding macromolecular substances
- C08J3/12—Powdering or granulating
- C08J3/14—Powdering or granulating by precipitation from solutions
-
- 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
- C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
- C08J9/28—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof by elimination of a liquid phase from a macromolecular composition or article, e.g. drying of coagulum
-
- 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
- C08J2201/00—Foams characterised by the foaming process
- C08J2201/04—Foams characterised by the foaming process characterised by the elimination of a liquid or solid component, e.g. precipitation, leaching out, evaporation
- C08J2201/048—Elimination of a frozen liquid phase
- C08J2201/0482—Elimination of a frozen liquid phase the liquid phase being organic
-
- 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
- C08J2201/00—Foams characterised by the foaming process
- C08J2201/04—Foams characterised by the foaming process characterised by the elimination of a liquid or solid component, e.g. precipitation, leaching out, evaporation
- C08J2201/048—Elimination of a frozen liquid phase
- C08J2201/0484—Elimination of a frozen liquid phase the liquid phase being aqueous
-
- 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
- C08J2201/00—Foams characterised by the foaming process
- C08J2201/04—Foams characterised by the foaming process characterised by the elimination of a liquid or solid component, e.g. precipitation, leaching out, evaporation
- C08J2201/054—Precipitating the polymer by adding a non-solvent or a different solvent
- C08J2201/0545—Precipitating the polymer by adding a non-solvent or a different solvent from an aqueous solvent-based polymer composition
- C08J2201/0547—Precipitating the polymer by adding a non-solvent or a different solvent from an aqueous solvent-based polymer composition the non-solvent being aqueous
-
- 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
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Polysaccharides And Polysaccharide Derivatives (AREA)
- Apparatus Associated With Microorganisms And Enzymes (AREA)
- Processes Of Treating Macromolecular Substances (AREA)
- Manufacture Of Macromolecular Shaped Articles (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP62198285A JPS6443530A (en) | 1987-08-10 | 1987-08-10 | Porous cellulose particle and its production |
Publications (2)
Publication Number | Publication Date |
---|---|
DE3852233D1 true DE3852233D1 (de) | 1995-01-12 |
DE3852233T2 DE3852233T2 (de) | 1995-07-20 |
Family
ID=16388577
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE3852233T Expired - Lifetime DE3852233T2 (de) | 1987-08-10 | 1988-08-10 | Multizellulare Zellulosepartikel und Verfahren zu ihrer Herstellung. |
Country Status (5)
Country | Link |
---|---|
US (1) | US4958014A (de) |
EP (1) | EP0303259B1 (de) |
JP (1) | JPS6443530A (de) |
CA (1) | CA1321860C (de) |
DE (1) | DE3852233T2 (de) |
Families Citing this family (45)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5175275A (en) * | 1987-05-28 | 1992-12-29 | Tosco Co., Ltd. | Method for preparing powdery crystalline cellulose |
WO1989009651A1 (en) * | 1988-04-05 | 1989-10-19 | Kanebo Ltd. | Fine particles of porous ion-exchange cellulose, process for their production, and affinity carrier |
SE9002017D0 (sv) * | 1990-06-06 | 1990-06-06 | Kabivitrum Ab | Process for manufacture of matrices |
JPH04173086A (ja) * | 1990-11-07 | 1992-06-19 | Sakai Eng Kk | 動物細胞培養用担体 |
WO1992015635A1 (en) * | 1991-03-04 | 1992-09-17 | Daicel Chemical Industries, Ltd. | Polysaccharide derivative, production thereof, and separating agent |
US5382285A (en) * | 1993-04-06 | 1995-01-17 | Regents Of The University Of California | Biofoam |
US5360828A (en) * | 1993-04-06 | 1994-11-01 | Regents Of The University Of California | Biofoam II |
SE9301220D0 (sv) * | 1993-04-14 | 1993-04-14 | Kabi Pharmacia Ab | Manufacturing matrices |
DE4427217C2 (de) * | 1994-08-01 | 1996-07-11 | Johann Hinrich Prof Dr Peters | Zellkulturverfahren |
JPH08256773A (ja) * | 1995-03-27 | 1996-10-08 | Bio Material:Kk | 微生物固定化用担体及びその微生物固定化用担体を用いた液体中の窒素化合物の変換方法 |
JP2001526733A (ja) * | 1997-12-14 | 2001-12-18 | シェリンギッシェス インスティチュート フュア テクスチル−ウント クンストストッフェ−フォルシュング エー.ブイ. | 正規粒状セルローズの製造方法と粒状セルローズおよびその使用 |
DE10102334C2 (de) * | 2001-01-19 | 2003-12-04 | Thueringisches Inst Textil | Verfahren zur Herstellung von regulären, monodispersen Celluloseperlen und ihre Verwendung |
GB2399084B (en) * | 2002-07-30 | 2007-01-31 | Univ Liverpool | Porous beads and method of production thereof |
CA2404891C (en) * | 2002-10-25 | 2003-11-18 | Nir Technologies Inc. | Method of in-vivo measurement of fat content of a body and apparatus therefor |
GB0711952D0 (en) | 2007-06-20 | 2007-08-01 | King S College London | Microspheres |
US8414356B2 (en) | 2008-10-31 | 2013-04-09 | The Invention Science Fund I, Llc | Systems, devices, and methods for making or administering frozen particles |
US9050317B2 (en) * | 2008-10-31 | 2015-06-09 | The Invention Science Fund I, Llc | Compositions and methods for therapeutic delivery with frozen particles |
US8603495B2 (en) | 2008-10-31 | 2013-12-10 | The Invention Science Fund I, Llc | Compositions and methods for biological remodeling with frozen particle compositions |
US8721583B2 (en) | 2008-10-31 | 2014-05-13 | The Invention Science Fund I, Llc | Compositions and methods for surface abrasion with frozen particles |
US9060926B2 (en) | 2008-10-31 | 2015-06-23 | The Invention Science Fund I, Llc | Compositions and methods for therapeutic delivery with frozen particles |
US9060934B2 (en) | 2008-10-31 | 2015-06-23 | The Invention Science Fund I, Llc | Compositions and methods for surface abrasion with frozen particles |
US8545855B2 (en) | 2008-10-31 | 2013-10-01 | The Invention Science Fund I, Llc | Compositions and methods for surface abrasion with frozen particles |
US20100111841A1 (en) * | 2008-10-31 | 2010-05-06 | Searete Llc | Compositions and methods for surface abrasion with frozen particles |
US8788211B2 (en) | 2008-10-31 | 2014-07-22 | The Invention Science Fund I, Llc | Method and system for comparing tissue ablation or abrasion data to data related to administration of a frozen particle composition |
US8221480B2 (en) | 2008-10-31 | 2012-07-17 | The Invention Science Fund I, Llc | Compositions and methods for biological remodeling with frozen particle compositions |
US9040087B2 (en) | 2008-10-31 | 2015-05-26 | The Invention Science Fund I, Llc | Frozen compositions and methods for piercing a substrate |
US8793075B2 (en) | 2008-10-31 | 2014-07-29 | The Invention Science Fund I, Llc | Compositions and methods for therapeutic delivery with frozen particles |
US20100111857A1 (en) | 2008-10-31 | 2010-05-06 | Boyden Edward S | Compositions and methods for surface abrasion with frozen particles |
US9072799B2 (en) | 2008-10-31 | 2015-07-07 | The Invention Science Fund I, Llc | Compositions and methods for surface abrasion with frozen particles |
US8603494B2 (en) | 2008-10-31 | 2013-12-10 | The Invention Science Fund I, Llc | Compositions and methods for administering compartmentalized frozen particles |
US8725420B2 (en) | 2008-10-31 | 2014-05-13 | The Invention Science Fund I, Llc | Compositions and methods for surface abrasion with frozen particles |
US9050251B2 (en) | 2008-10-31 | 2015-06-09 | The Invention Science Fund I, Llc | Compositions and methods for delivery of frozen particle adhesives |
US8762067B2 (en) | 2008-10-31 | 2014-06-24 | The Invention Science Fund I, Llc | Methods and systems for ablation or abrasion with frozen particles and comparing tissue surface ablation or abrasion data to clinical outcome data |
US8545857B2 (en) | 2008-10-31 | 2013-10-01 | The Invention Science Fund I, Llc | Compositions and methods for administering compartmentalized frozen particles |
US9050070B2 (en) | 2008-10-31 | 2015-06-09 | The Invention Science Fund I, Llc | Compositions and methods for surface abrasion with frozen particles |
US8409376B2 (en) | 2008-10-31 | 2013-04-02 | The Invention Science Fund I, Llc | Compositions and methods for surface abrasion with frozen particles |
US8731840B2 (en) | 2008-10-31 | 2014-05-20 | The Invention Science Fund I, Llc | Compositions and methods for therapeutic delivery with frozen particles |
US8731841B2 (en) | 2008-10-31 | 2014-05-20 | The Invention Science Fund I, Llc | Compositions and methods for therapeutic delivery with frozen particles |
US9072688B2 (en) | 2008-10-31 | 2015-07-07 | The Invention Science Fund I, Llc | Compositions and methods for therapeutic delivery with frozen particles |
US8551505B2 (en) | 2008-10-31 | 2013-10-08 | The Invention Science Fund I, Llc | Compositions and methods for therapeutic delivery with frozen particles |
US9060931B2 (en) | 2008-10-31 | 2015-06-23 | The Invention Science Fund I, Llc | Compositions and methods for delivery of frozen particle adhesives |
JP5261262B2 (ja) * | 2009-03-31 | 2013-08-14 | 東ソー株式会社 | 細孔を有する微生物セルロース粒子の製造方法 |
US10837949B1 (en) * | 2012-03-22 | 2020-11-17 | Piers Richard Warburton | Peracetic acid sensor with filter to remove hydrogen peroxide |
JP6206089B2 (ja) * | 2013-04-23 | 2017-10-04 | Jnc株式会社 | 多糖類モノリス構造体及びその製造方法 |
JP2015199868A (ja) * | 2014-04-09 | 2015-11-12 | 東ソー株式会社 | 多孔性架橋セルロースゲル、その製造方法及びその用途 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3597350A (en) * | 1968-11-12 | 1971-08-03 | Pharmacia Fine Chemicals Ab | Gel filtration process |
CS172640B1 (de) | 1974-05-30 | 1977-01-28 | ||
US4012265A (en) * | 1975-09-02 | 1977-03-15 | The United States Of America As Represented By The United States Energy Research And Development Administration | Low-density microcellular foam and method of making same |
US4261937A (en) * | 1979-04-03 | 1981-04-14 | The United States Of America As Represented By The Department Of Energy | Method of making metal-doped organic foam products |
JPS5624429A (en) * | 1979-08-03 | 1981-03-09 | Yoshiaki Motozato | Preparation of porous spherical particle of cellulose |
JPS5738801A (en) * | 1980-08-21 | 1982-03-03 | Chisso Corp | Production of porous spherical cellulose particle |
JP2006001580A (ja) | 2004-06-17 | 2006-01-05 | Tomoegawa Paper Co Ltd | 自着テープ |
-
1987
- 1987-08-10 JP JP62198285A patent/JPS6443530A/ja active Granted
-
1988
- 1988-08-09 US US07/230,092 patent/US4958014A/en not_active Expired - Lifetime
- 1988-08-10 CA CA000574368A patent/CA1321860C/en not_active Expired - Lifetime
- 1988-08-10 DE DE3852233T patent/DE3852233T2/de not_active Expired - Lifetime
- 1988-08-10 EP EP88113022A patent/EP0303259B1/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP0303259A3 (en) | 1990-08-01 |
DE3852233T2 (de) | 1995-07-20 |
CA1321860C (en) | 1993-09-07 |
JPH0441698B2 (de) | 1992-07-09 |
US4958014A (en) | 1990-09-18 |
EP0303259A2 (de) | 1989-02-15 |
JPS6443530A (en) | 1989-02-15 |
EP0303259B1 (de) | 1994-11-30 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8363 | Opposition against the patent | ||
8327 | Change in the person/name/address of the patent owner |
Owner name: ASAHI MEDICAL CO. LTD., TOKIO/TOKYO, JP |