GB1394741A - Calcium alginate conversion process - Google Patents

Calcium alginate conversion process

Info

Publication number: GB1394741A
Authority: GB; United Kingdom
Prior art keywords: conversion process; calcium alginate; alginate; calcium; conversion
Prior art date: 1972-02-28
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

Application number

GB910372A

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Medical Alginates Ltd

Original Assignee

Medical Alginates Ltd

Priority date (The priority date 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 date listed.)

1972-02-28

Filing date

1972-02-28

Publication date

1975-05-21

1972-02-28 Application filed by Medical Alginates Ltd filed Critical Medical Alginates Ltd

1972-02-28 Priority to GB910372A priority Critical patent/GB1394741A/en

1975-05-21 Publication of GB1394741A publication Critical patent/GB1394741A/en

Status Expired legal-status Critical Current

Links

235000010410 calcium alginate Nutrition 0.000 title 1
229960002681 calcium alginate Drugs 0.000 title 1
239000000648 calcium alginate Substances 0.000 title 1
OKHHGHGGPDJQHR-YMOPUZKJSA-L calcium;(2s,3s,4s,5s,6r)-6-[(2r,3s,4r,5s,6r)-2-carboxy-6-[(2r,3s,4r,5s,6r)-2-carboxylato-4,5,6-trihydroxyoxan-3-yl]oxy-4,5-dihydroxyoxan-3-yl]oxy-3,4,5-trihydroxyoxane-2-carboxylate Chemical compound [Ca+2].O[C@@H]1[C@H](O)[C@H](O)O[C@@H](C([O-])=O)[C@H]1O[C@H]1[C@@H](O)[C@@H](O)[C@H](O[C@H]2[C@H]([C@@H](O)[C@H](O)[C@H](O2)C([O-])=O)O)[C@H](C(O)=O)O1 OKHHGHGGPDJQHR-YMOPUZKJSA-L 0.000 title 1
238000006243 chemical reaction Methods 0.000 title 1
238000000034 method Methods 0.000 title 1

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
- C08B37/006—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
- 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

Landscapes

Health & Medical Sciences (AREA)
Chemical & Material Sciences (AREA)
Life Sciences & Earth Sciences (AREA)
General Health & Medical Sciences (AREA)
Engineering & Computer Science (AREA)
Materials Engineering (AREA)
Veterinary Medicine (AREA)
Animal Behavior & Ethology (AREA)
Hematology (AREA)
Public Health (AREA)
Epidemiology (AREA)
Molecular Biology (AREA)
Biochemistry (AREA)
Chemical Kinetics & Catalysis (AREA)
Medicinal Chemistry (AREA)
Polymers & Plastics (AREA)
Organic Chemistry (AREA)

GB910372A 1972-02-28 1972-02-28 Calcium alginate conversion process Expired GB1394741A (en)

Priority Applications (1)

Application Number	Priority Date	Filing Date	Title
GB910372A GB1394741A (en)	1972-02-28	1972-02-28	Calcium alginate conversion process

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
GB910372A GB1394741A (en)	1972-02-28	1972-02-28	Calcium alginate conversion process

Publications (1)

Publication Number	Publication Date
GB1394741A true GB1394741A (en)	1975-05-21

Family

ID=9865417

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
GB910372A Expired GB1394741A (en)	1972-02-28	1972-02-28	Calcium alginate conversion process

Country Status (1)

Country	Link
GB (1)	GB1394741A (en)

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
EP0101849A1 (en)	1982-07-28	1984-03-07	Algina Aktiengesellschaft	Medicine, mixed calcium salts of polymeric anionic carboxylic acids and/or their sulfuric acid esters, process for their preparation and their use
US4562110A (en) *	1981-08-18	1985-12-31	Tong David Philip	Process for the production of alginate fibre material and products made therefrom
US4793337A (en) *	1986-11-17	1988-12-27	E. R. Squibb & Sons, Inc.	Adhesive structure and products including same
US5197945A (en) *	1988-05-31	1993-03-30	Minnesota Mining And Manufacturing Company	Alginate wound dressing of good integrity
US5238685A (en) *	1988-08-31	1993-08-24	Britcair Limited	Wound dressing
EP0586260A1 (en) *	1992-09-04	1994-03-09	Courtaulds Fibres (Holdings) Limited	Alginate gel
US5840777A (en) *	1992-06-19	1998-11-24	Albany International Corp.	Method of producing polysaccharide foams
US6372248B1 (en) *	1994-10-28	2002-04-16	Innovative Technologies Limited	Dehydrated hydrogels
WO2019100711A1 (en) *	2017-11-21	2019-05-31	青岛明月海藻集团有限公司	Calcium alginate non-woven fabric and preparation method therefor
WO2023248876A1 (en) *	2022-06-24	2023-12-28	国立大学法人大阪大学	Alginic acid salt and hemostatic material containing same

1972
- 1972-02-28 GB GB910372A patent/GB1394741A/en not_active Expired

Cited By (12)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4562110A (en) *	1981-08-18	1985-12-31	Tong David Philip	Process for the production of alginate fibre material and products made therefrom
EP0101849A1 (en)	1982-07-28	1984-03-07	Algina Aktiengesellschaft	Medicine, mixed calcium salts of polymeric anionic carboxylic acids and/or their sulfuric acid esters, process for their preparation and their use
US4793337A (en) *	1986-11-17	1988-12-27	E. R. Squibb & Sons, Inc.	Adhesive structure and products including same
US5197945A (en) *	1988-05-31	1993-03-30	Minnesota Mining And Manufacturing Company	Alginate wound dressing of good integrity
US5238685A (en) *	1988-08-31	1993-08-24	Britcair Limited	Wound dressing
US5840777A (en) *	1992-06-19	1998-11-24	Albany International Corp.	Method of producing polysaccharide foams
EP0586260A1 (en) *	1992-09-04	1994-03-09	Courtaulds Fibres (Holdings) Limited	Alginate gel
US5482932A (en) *	1992-09-04	1996-01-09	Courtaulds Fibres (Holdings) Limited	Alginate gels to the form of fibrous pastes useful as wound dressings
JP3200256B2 (en)	1992-09-04	2001-08-20	テンセルリミティド	Alginate gel
US6372248B1 (en) *	1994-10-28	2002-04-16	Innovative Technologies Limited	Dehydrated hydrogels
WO2019100711A1 (en) *	2017-11-21	2019-05-31	青岛明月海藻集团有限公司	Calcium alginate non-woven fabric and preparation method therefor
WO2023248876A1 (en) *	2022-06-24	2023-12-28	国立大学法人大阪大学	Alginic acid salt and hemostatic material containing same

Publication	Publication Date	Title
ZA735899B (en)	1974-07-31	Catalytic gasification process
ZA734108B (en)	1974-06-26	Continuous encapsulation process
HK62976A (en)	1976-10-15	Polymerization process
YU267073A (en)	1981-11-13	Process for preparing substituted haloacetanilides
GB1394741A (en)	1975-05-21	Calcium alginate conversion process
ZA734748B (en)	1975-02-26	Polymerisation process
MY7800087A (en)	1978-12-31	Crystallization process
GB1407696A (en)	1975-09-24	Isomerisation process
YU35453B (en)	1981-02-28	Process for obtining d-homosteroids
ZA735534B (en)	1975-03-26	Catalytic process
YU82473A (en)	1981-06-30	Process for preparing novel phenyl-formamides
ZA739401B (en)	1975-08-27	Conversion process
ZA73137B (en)	1973-09-26	Novel benzylpyrimidines
ZA737991B (en)	1975-05-28	Food process
ZM8573A1 (en)	1974-01-21	Novel triazino-benzimidazoles
AU6054373A (en)	1975-03-20	Processes
ZA725358B (en)	1973-09-26	Novel carrying aid
ZA74432B (en)	1974-11-27	Freeze-drying process
AU5440073A (en)	1974-10-17	Calcium sulphate refractory
GB1422142A (en)	1976-01-21	Process
AU6043173A (en)	1975-03-20	Process
CA990302A (en)	1976-06-01	Calcium diacetone-2-ketogulonate
ZA733170B (en)	1974-04-24	Novel thiocarbamylsulfenamides
YU35447B (en)	1981-02-28	Process for obtining m-diozane-5-methylamine
GB1422141A (en)	1976-01-21	Process

Legal Events

Date	Code	Title	Description
1975-10-01	PS	Patent sealed
1977-12-21	PLNP	Patent lapsed through nonpayment of renewal fees