MX2007003107A - Polisacaridos con guanidina, su uso como absorbentes y proceso para producir los mismos. - Google Patents
Polisacaridos con guanidina, su uso como absorbentes y proceso para producir los mismos.Info
- Publication number
- MX2007003107A MX2007003107A MX2007003107A MX2007003107A MX2007003107A MX 2007003107 A MX2007003107 A MX 2007003107A MX 2007003107 A MX2007003107 A MX 2007003107A MX 2007003107 A MX2007003107 A MX 2007003107A MX 2007003107 A MX2007003107 A MX 2007003107A
- Authority
- MX
- Mexico
- Prior art keywords
- absorbents
- formula
- producing same
- guanidinated
- absorbent
- Prior art date
Links
Classifications
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- 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
- B01J20/26—Synthetic macromolecular compounds
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61L—METHODS OR APPARATUS FOR STERILISING MATERIALS OR OBJECTS IN GENERAL; DISINFECTION, STERILISATION OR DEODORISATION OF AIR; CHEMICAL ASPECTS OF BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES; MATERIALS FOR BANDAGES, DRESSINGS, ABSORBENT PADS OR SURGICAL ARTICLES
- A61L15/00—Chemical aspects of, or use of materials for, bandages, dressings or absorbent pads
- A61L15/16—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons
- A61L15/22—Bandages, dressings or absorbent pads for physiological fluids such as urine or blood, e.g. sanitary towels, tampons containing macromolecular materials
- A61L15/28—Polysaccharides or their derivatives
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- 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
- B01J20/26—Synthetic macromolecular compounds
- B01J20/262—Synthetic macromolecular compounds obtained otherwise than by reactions only involving carbon to carbon unsaturated bonds, e.g. obtained by polycondensation
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- 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
- B01J20/26—Synthetic macromolecular compounds
- B01J20/265—Synthetic macromolecular compounds modified or post-treated polymers
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- 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
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
- C08B31/00—Preparation of derivatives of starch
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
- C08B33/00—Preparation of derivatives of amylose
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
- C08B35/00—Preparation of derivatives of amylopectin
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- 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
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- 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
- C08B37/0033—Xanthan, i.e. D-glucose, D-mannose and D-glucuronic acid units, saubstituted with acetate and pyruvate, with a main chain of (beta-1,4)-D-glucose units; Derivatives thereof
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- 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
- C08B37/0036—Galactans; Derivatives thereof
- C08B37/0039—Agar; Agarose, i.e. D-galactose, 3,6-anhydro-D-galactose, methylated, sulfated, e.g. from the red algae Gelidium and Gracilaria; Agaropectin; Derivatives thereof, e.g. Sepharose, i.e. crosslinked agarose
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- 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
- C08B37/0036—Galactans; Derivatives thereof
- C08B37/0042—Carragenan or carragen, i.e. D-galactose and 3,6-anhydro-D-galactose, both partially sulfated, e.g. from red algae Chondrus crispus or Gigantia stellata; kappa-Carragenan; iota-Carragenan; lambda-Carragenan; Derivatives thereof
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- 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
- C08B37/0045—Homoglycans, i.e. polysaccharides having a main chain consisting of one single sugar, e.g. colominic acid alpha-D-Galacturonans, e.g. methyl ester of (alpha-1,4)-linked D-galacturonic acid units, i.e. pectin, or hydrolysis product of methyl ester of alpha-1,4-linked D-galacturonic acid units, i.e. pectinic acid; Derivatives thereof
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- 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
- C08B37/006—Heteroglycans, i.e. polysaccharides having more than one sugar residue in the main chain in either alternating or less regular sequence; Gellans; Succinoglycans; Arabinogalactans; Tragacanth or gum tragacanth or traganth from Astragalus; Gum Karaya from Sterculia urens; Gum Ghatti from Anogeissus latifolia; Derivatives thereof
- C08B37/0084—Guluromannuronans, e.g. alginic acid, i.e. D-mannuronic acid and D-guluronic acid units linked with alternating alpha- and beta-1,4-glycosidic bonds; Derivatives thereof, e.g. alginates
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- 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
- C08B37/006—Heteroglycans, i.e. polysaccharides having more than one sugar residue in the main chain in either alternating or less regular sequence; Gellans; Succinoglycans; Arabinogalactans; Tragacanth or gum tragacanth or traganth from Astragalus; Gum Karaya from Sterculia urens; Gum Ghatti from Anogeissus latifolia; Derivatives thereof
- C08B37/0087—Glucomannans or galactomannans; Tara or tara gum, i.e. D-mannose and D-galactose units, e.g. from Cesalpinia spinosa; Tamarind gum, i.e. D-galactose, D-glucose and D-xylose units, e.g. from Tamarindus indica; Gum Arabic, i.e. L-arabinose, L-rhamnose, D-galactose and D-glucuronic acid units, e.g. from Acacia Senegal or Acacia Seyal; Derivatives thereof
- C08B37/009—Konjac gum or konjac mannan, i.e. beta-D-glucose and beta-D-mannose units linked by 1,4 bonds, e.g. from Amorphophallus species; Derivatives thereof
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- 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
- C08B37/006—Heteroglycans, i.e. polysaccharides having more than one sugar residue in the main chain in either alternating or less regular sequence; Gellans; Succinoglycans; Arabinogalactans; Tragacanth or gum tragacanth or traganth from Astragalus; Gum Karaya from Sterculia urens; Gum Ghatti from Anogeissus latifolia; Derivatives thereof
- C08B37/0087—Glucomannans or galactomannans; Tara or tara gum, i.e. D-mannose and D-galactose units, e.g. from Cesalpinia spinosa; Tamarind gum, i.e. D-galactose, D-glucose and D-xylose units, e.g. from Tamarindus indica; Gum Arabic, i.e. L-arabinose, L-rhamnose, D-galactose and D-glucuronic acid units, e.g. from Acacia Senegal or Acacia Seyal; Derivatives thereof
- C08B37/0093—Locust bean gum, i.e. carob bean gum, with (beta-1,4)-D-mannose units in the main chain branched with D-galactose units in (alpha-1,6), e.g. from the seeds of carob tree or Ceratonia siliqua; Derivatives thereof
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- 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
- C08B37/006—Heteroglycans, i.e. polysaccharides having more than one sugar residue in the main chain in either alternating or less regular sequence; Gellans; Succinoglycans; Arabinogalactans; Tragacanth or gum tragacanth or traganth from Astragalus; Gum Karaya from Sterculia urens; Gum Ghatti from Anogeissus latifolia; Derivatives thereof
- C08B37/0087—Glucomannans or galactomannans; Tara or tara gum, i.e. D-mannose and D-galactose units, e.g. from Cesalpinia spinosa; Tamarind gum, i.e. D-galactose, D-glucose and D-xylose units, e.g. from Tamarindus indica; Gum Arabic, i.e. L-arabinose, L-rhamnose, D-galactose and D-glucuronic acid units, e.g. from Acacia Senegal or Acacia Seyal; Derivatives thereof
- C08B37/0096—Guar, guar gum, guar flour, guaran, i.e. (beta-1,4) linked D-mannose units in the main chain branched with D-galactose units in (alpha-1,6), e.g. from Cyamopsis Tetragonolobus; Derivatives thereof
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Biochemistry (AREA)
- Polymers & Plastics (AREA)
- Medicinal Chemistry (AREA)
- General Health & Medical Sciences (AREA)
- Molecular Biology (AREA)
- Emergency Medicine (AREA)
- Analytical Chemistry (AREA)
- Hematology (AREA)
- Veterinary Medicine (AREA)
- Public Health (AREA)
- Animal Behavior & Ethology (AREA)
- Epidemiology (AREA)
- Botany (AREA)
- Polysaccharides And Polysaccharide Derivatives (AREA)
- Solid-Sorbent Or Filter-Aiding Compositions (AREA)
Abstract
La presente invencion se refiere a polisacaridos con guanidina de formacion de gel cationicos de la Formula I, su uso como materiales absorbentes y a procesos para producir los mismos. La Formula I en donde Z1, Z2 y Z3 se seleccionan independientemente del grupo que consiste de hidrogeno, alquilo C1-C10, alquilo C1-C10 sustituido, cicloalquilo C5-C7 y bencilo y m es in numero entero que oscila de 1 a 2,000,000. los polisacaridos con guanidina absorbentes de la Formula I tienen propiedades absorbentes apropiadas para usarse en los productos de cuidado personal.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CA002481491A CA2481491A1 (en) | 2004-09-14 | 2004-09-14 | Amidinated or guanidinated polysaccharides, their use as absorbents and a process for producing same |
PCT/CA2005/001399 WO2006029519A1 (en) | 2004-09-14 | 2005-09-14 | Guanidinated polysaccharides, their use as absorbents and process for producing same |
Publications (1)
Publication Number | Publication Date |
---|---|
MX2007003107A true MX2007003107A (es) | 2007-06-07 |
Family
ID=36059671
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
MX2007003107A MX2007003107A (es) | 2004-09-14 | 2005-09-14 | Polisacaridos con guanidina, su uso como absorbentes y proceso para producir los mismos. |
Country Status (5)
Country | Link |
---|---|
US (1) | US8012907B2 (es) |
EP (1) | EP1797020B1 (es) |
CA (1) | CA2481491A1 (es) |
MX (1) | MX2007003107A (es) |
WO (1) | WO2006029519A1 (es) |
Families Citing this family (24)
Publication number | Priority date | Publication date | Assignee | Title |
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US7090745B2 (en) * | 2002-09-13 | 2006-08-15 | University Of Pittsburgh | Method for increasing the strength of a cellulosic product |
WO2007142704A2 (en) | 2006-06-02 | 2007-12-13 | Hawaii Chitopure, Inc. | Chitosan-derivative compounds and methods of controlling microbial populations |
WO2008130590A2 (en) * | 2007-04-19 | 2008-10-30 | Surmodics, Inc. | Biodegradable matrix materials |
CN101033264B (zh) * | 2007-04-24 | 2010-05-19 | 武汉大学 | 壳聚糖双胍盐酸盐及其制备方法和用途 |
CN101168937B (zh) * | 2007-11-28 | 2010-05-19 | 华南理工大学 | 瓜尔胶-丙烯酸吸水树脂涂布的吸潮纸及其制备方法 |
ES2401033T3 (es) | 2008-05-19 | 2013-04-16 | The Procter & Gamble Company | Producto absorbente que comprende un almidón modificado catiónico |
US8361926B2 (en) | 2008-11-25 | 2013-01-29 | Evonik Stockhausen, Llc | Water-absorbing polysaccharide and method for producing the same |
BRPI1009889A2 (pt) * | 2009-03-20 | 2016-03-15 | Fpinnovations | material celulósico, lignocelulósico ou de celulose modificado, processo para produzir um material celulósico, lignocelulósico ou de celulose modificado, e, papel |
CN102690373A (zh) * | 2012-06-21 | 2012-09-26 | 南京大学 | 一种胍基化壳聚糖的制法 |
EP3019547B1 (en) * | 2013-03-05 | 2020-07-22 | The Penn State Research Foundation | Composite materials |
CN108610437A (zh) | 2013-03-14 | 2018-10-02 | 金珂生物医疗公司 | 生物相容的和生物可吸收的衍生的壳聚糖组合物 |
CN103628306B (zh) * | 2013-12-09 | 2016-03-02 | 科凯精细化工(上海)有限公司 | 一种壳聚糖单胍盐酸盐负载纳米二氧化钛复合物的制备方法 |
CN103724441A (zh) * | 2014-01-09 | 2014-04-16 | 福建农林大学 | 一种胍盐接枝淀粉多功能造纸助剂及其制备方法 |
CA2950148C (en) | 2014-06-02 | 2022-07-12 | Tethis, Inc. | Modified biopolymers and methods of producing and using the same |
CN108779387B (zh) | 2015-11-23 | 2022-07-01 | 艾纳沃技术有限责任公司 | 涂层颗粒以及该涂层颗粒的制备方法和使用方法 |
US11766386B2 (en) | 2016-11-07 | 2023-09-26 | 3M Innovative Properties Company | Medical composition containing guanidinyl-containing polymer(s) and carrageenane(s) |
US11123267B2 (en) | 2016-11-07 | 2021-09-21 | 3M Innovative Properties Company | Dental retraction composition with guanidinyl-containing polymer |
WO2019025233A1 (en) * | 2017-08-03 | 2019-02-07 | Basf Se | COSMETIC COMPOSITIONS COMPRISING A POLYMER OF BIOLOGICAL ORIGIN |
CN107522790B (zh) * | 2017-09-22 | 2020-03-24 | 西南大学 | 一种双功能新型变性淀粉及其制备方法 |
CN109364421A (zh) * | 2018-12-24 | 2019-02-22 | 北京江南雨文化传播有限公司 | 一种绿色环保无氟泡沫灭火剂及其制备方法 |
CN110772660A (zh) * | 2019-12-14 | 2020-02-11 | 广东泰宝医疗科技股份有限公司 | 一种胍化壳聚糖敷料的制备方法 |
CN112934198B (zh) * | 2021-01-29 | 2022-07-08 | 浙江理工大学 | 一种环糊精多孔吸附材料及其制备方法与应用 |
CN113083241A (zh) * | 2021-03-26 | 2021-07-09 | 西南石油大学 | 一种高效处理油田废水及染料废水的磺酰腙改性天然高分子的制备 |
CN113057340B (zh) * | 2021-04-29 | 2024-01-19 | 南京邮电大学 | 一种菌菇膳食纤维改性方法 |
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US6294163B1 (en) | 1998-10-02 | 2001-09-25 | Geltex Pharmaceuticals, Inc. | Polymers containing guanidinium groups as bile acid sequestrants |
TNSN99243A1 (fr) | 1998-12-16 | 2001-12-31 | Sca Hygiene Prod Zeist Bv | Polysaccharides superabsorbants acides |
IL127773A0 (en) | 1998-12-28 | 1999-10-28 | Yeda Res & Dev | Saccharide conjugates and pharmaceutical compositions comprising them |
CA2271423A1 (en) | 1999-05-11 | 2000-11-11 | Lysac Technologies Inc. | Glass-like polysaccharides useful as absorbents |
US6277186B1 (en) | 1999-06-01 | 2001-08-21 | National Starch And Chemical Investment Holding Corporation | Thermally-inhibited starch prepared with oligosaccharides |
DE19953589B4 (de) | 1999-11-08 | 2005-05-25 | Sca Hygiene Products Gmbh | Polysaccharid mit funktionellen Gruppen, Verfahren zu dessen Herstellung und daraus hergestellte Produkte |
CA2362006C (en) | 2000-11-10 | 2010-04-06 | Groupe Lysac Inc./Lysac Group Inc. | Crosslinked polysaccharide, obtained by crosslinking with substituted polyethylene glycol, as superabsorbent |
JP2003023893A (ja) | 2001-07-10 | 2003-01-28 | Ajinomoto Co Inc | 動物飼育用資材 |
JP3637892B2 (ja) | 2001-11-16 | 2005-04-13 | 味の素株式会社 | 抗菌性包材 |
CA2426478C (en) | 2002-04-24 | 2011-06-21 | Le Groupe Lysac Inc. | Synergistic compositions of polysaccharides as natural and biodegradable absorbent materials or superabsorbents |
CA2382419A1 (en) * | 2002-04-24 | 2003-10-24 | Le Groupe Lysac Inc. | Synergistic blends of polysaccharides as biodegradable absorbent materials or superabsorbents |
US7883615B2 (en) * | 2003-02-12 | 2011-02-08 | University Of Maryland, College Park | Controlled electrochemical deposition of polysaccharide films and hydrogels, and materials formed therefrom |
WO2004073034A2 (en) | 2003-02-12 | 2004-08-26 | University Of Maryland College Park | Controlled electrochemical deposition of polysaccharides, films and hydrogel and materials formed therefrom |
CA2462053C (en) | 2003-03-26 | 2011-05-31 | Le Groupe Lysac Inc. | Starch networks as absorbent or superabsorbent materials and their preparation by extrusion |
US7160992B2 (en) * | 2003-04-28 | 2007-01-09 | Yeda Research And Development Co., Ltd. | Amino-modified polysaccharides and methods of generating and using same |
CA2443059A1 (en) | 2003-09-29 | 2005-03-29 | Le Groupe Lysac Inc. | Polysaccharide-clay superabsorbent nanocomposites |
-
2004
- 2004-09-14 CA CA002481491A patent/CA2481491A1/en not_active Abandoned
-
2005
- 2005-09-14 WO PCT/CA2005/001399 patent/WO2006029519A1/en active Application Filing
- 2005-09-14 MX MX2007003107A patent/MX2007003107A/es active IP Right Grant
- 2005-09-14 US US11/575,018 patent/US8012907B2/en not_active Expired - Fee Related
- 2005-09-14 EP EP05785025A patent/EP1797020B1/en not_active Not-in-force
Also Published As
Publication number | Publication date |
---|---|
EP1797020A4 (en) | 2008-09-03 |
CA2481491A1 (en) | 2006-03-14 |
EP1797020A1 (en) | 2007-06-20 |
US20080305950A1 (en) | 2008-12-11 |
US8012907B2 (en) | 2011-09-06 |
WO2006029519A1 (en) | 2006-03-23 |
EP1797020B1 (en) | 2013-01-09 |
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