IT1190380B - Glucani funzionalizzati e reticolati,procedimento e intermedi di preparazione,loro usi - Google Patents
Glucani funzionalizzati e reticolati,procedimento e intermedi di preparazione,loro usiInfo
- Publication number
- IT1190380B IT1190380B IT21261/85A IT2126185A IT1190380B IT 1190380 B IT1190380 B IT 1190380B IT 21261/85 A IT21261/85 A IT 21261/85A IT 2126185 A IT2126185 A IT 2126185A IT 1190380 B IT1190380 B IT 1190380B
- Authority
- IT
- Italy
- Prior art keywords
- crosslined
- glucans
- functionalized
- intermediates
- preparation process
- Prior art date
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
- C08B37/00—Preparation of polysaccharides not provided for in groups C08B1/00 - C08B35/00; Derivatives thereof
- C08B37/0006—Homoglycans, i.e. polysaccharides having a main chain consisting of one single sugar, e.g. colominic acid
- C08B37/0024—Homoglycans, i.e. polysaccharides having a main chain consisting of one single sugar, e.g. colominic acid beta-D-Glucans; (beta-1,3)-D-Glucans, e.g. paramylon, coriolan, sclerotan, pachyman, callose, scleroglucan, schizophyllan, laminaran, lentinan or curdlan; (beta-1,6)-D-Glucans, e.g. pustulan; (beta-1,4)-D-Glucans; (beta-1,3)(beta-1,4)-D-Glucans, e.g. lichenan; Derivatives thereof
- C08B37/0027—2-Acetamido-2-deoxy-beta-glucans; Derivatives thereof
- C08B37/003—Chitin, i.e. 2-acetamido-2-deoxy-(beta-1,4)-D-glucan or N-acetyl-beta-1,4-D-glucosamine; Chitosan, i.e. deacetylated product of chitin or (beta-1,4)-D-glucosamine; Derivatives thereof
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01J—CHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
- B01J20/00—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof
- B01J20/22—Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising organic material
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/28—Treatment of water, waste water, or sewage by sorption
- C02F1/285—Treatment of water, waste water, or sewage by sorption using synthetic organic sorbents
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT21261/85A IT1190380B (it) | 1985-06-21 | 1985-06-21 | Glucani funzionalizzati e reticolati,procedimento e intermedi di preparazione,loro usi |
EP86200922A EP0212688A3 (en) | 1985-06-21 | 1986-05-27 | Substituted and crosslinked glucans, process for preparing them and use thereof |
US06/875,482 US4835265A (en) | 1985-06-21 | 1986-06-18 | Substituted and crosslinked glucans, process and intermediates for preparing them and use thereof |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IT21261/85A IT1190380B (it) | 1985-06-21 | 1985-06-21 | Glucani funzionalizzati e reticolati,procedimento e intermedi di preparazione,loro usi |
Publications (2)
Publication Number | Publication Date |
---|---|
IT8521261A0 IT8521261A0 (it) | 1985-06-21 |
IT1190380B true IT1190380B (it) | 1988-02-16 |
Family
ID=11179187
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT21261/85A IT1190380B (it) | 1985-06-21 | 1985-06-21 | Glucani funzionalizzati e reticolati,procedimento e intermedi di preparazione,loro usi |
Country Status (3)
Country | Link |
---|---|
US (1) | US4835265A (it) |
EP (1) | EP0212688A3 (it) |
IT (1) | IT1190380B (it) |
Families Citing this family (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5028703A (en) * | 1988-03-11 | 1991-07-02 | Massachusetts Institute Of Technology | Glucan composition and process for preparation thereof |
US5082936A (en) * | 1984-11-28 | 1992-01-21 | Massachusetts Institute Of Technology | Glucan composition and process for preparation thereof |
US4992540A (en) * | 1984-11-28 | 1991-02-12 | Massachusetts Institute Of Technology | Glucan composition and process for preparation thereof |
FI884074A (fi) * | 1988-09-05 | 1990-03-06 | Firextra Oy | Foerfarande foer rening av avloppsvatten. |
US5290685A (en) * | 1990-02-22 | 1994-03-01 | Meiji Milk Products Company Limited | Method for separation and concentration of phosphopeptides |
IT1243260B (it) * | 1990-11-26 | 1994-05-26 | Riccardo Muzzarelli | Metil pirrolidon chitosano, processo di produzione e suo uso. |
JP3034352B2 (ja) * | 1991-08-08 | 2000-04-17 | 生化学工業株式会社 | 安定な一重らせん構造の分子内架橋(1→3)−β−D−グルカン類及びその製造法 |
DE4318094B4 (de) * | 1993-06-01 | 2004-03-04 | Stockhausen Gmbh & Co. Kg | Superabsorbentien, Verfahren zu ihrer Herstellung sowie ihre Verwendung |
MXPA01001841A (es) | 1998-08-21 | 2002-04-08 | Guneet Kumar | Polimeros de quitosana modificados, y metodos enzimaticos para la produccion de estos. |
US6261594B1 (en) | 1998-11-25 | 2001-07-17 | The University Of Akron | Chitosan-based nitric oxide donor compositions |
US6607035B1 (en) | 1998-12-04 | 2003-08-19 | Halliburton Energy Services, Inc. | Preventing flow through subterranean zones |
DE19857545A1 (de) * | 1998-12-14 | 2000-06-15 | Cognis Deutschland Gmbh | Verfahren zur Herstellung N-substituierter Biopolymere |
US7309437B2 (en) * | 2004-01-07 | 2007-12-18 | The Texas A&M University System | Compositions and methods for removal of toxic metals and radionuclides |
WO2005070971A1 (en) * | 2004-01-20 | 2005-08-04 | L'oreal | Process for preparing chitosan derivatives, derivatives obtained, compositions comprising them and treatment method |
FR2865210B1 (fr) * | 2004-01-20 | 2006-02-24 | Oreal | Procede de preparation de derives de chitosane, derives obtenus, compositions les comprenant et procede de traitement |
JP5296531B2 (ja) | 2005-05-05 | 2013-09-25 | センシエント フレイバーズ エルエルシー | βグルカン及びマンナンの製造 |
BRPI0808582A2 (pt) * | 2007-03-27 | 2014-09-09 | Buckman Labor Inc | "composição para controlar o crescimento de microorganismos e de algas em sistemas aquosos e método para controlar microorganismos e algas numa fonte de água" |
US20130199993A1 (en) * | 2012-02-06 | 2013-08-08 | Nano And Advanced Materials Institute Limited | Functional chitosan scaffold with surface charge tunability as filtering medium |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US437309A (en) * | 1890-09-30 | Cultivator | ||
GB458839A (en) * | 1934-06-21 | 1936-12-21 | Du Pont | Chitin compounds |
US3879376A (en) * | 1971-05-10 | 1975-04-22 | Oreal | Chitosan derivative, method of making the same and cosmetic composition containing the same |
US4125708A (en) * | 1977-02-15 | 1978-11-14 | The United States Of America As Represented By The Secretary Of Agriculture | Chitosan modified with anionic agent and glutaraldehyde |
JPS5661401A (en) * | 1979-10-24 | 1981-05-26 | Kureha Chem Ind Co Ltd | Novel molding compound |
US4424346A (en) * | 1981-06-04 | 1984-01-03 | Canadian Patents And Development Ltd. | Derivatives of chitins, chitosans and other polysaccharides |
US4683298A (en) * | 1985-01-10 | 1987-07-28 | British Columbia Research Council | Process for the preparation of aminated polysaccharide derivatives |
-
1985
- 1985-06-21 IT IT21261/85A patent/IT1190380B/it active
-
1986
- 1986-05-27 EP EP86200922A patent/EP0212688A3/en not_active Withdrawn
- 1986-06-18 US US06/875,482 patent/US4835265A/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
EP0212688A2 (en) | 1987-03-04 |
US4835265A (en) | 1989-05-30 |
IT8521261A0 (it) | 1985-06-21 |
EP0212688A3 (en) | 1988-04-20 |
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