AU5409279A - Creación de Inventos y Patentes con Inteligencia Artificial

AU5409279A – Carboxyalkylated chitin and derivative
– Google Patents

AU5409279A – Carboxyalkylated chitin and derivative
– Google Patents
Carboxyalkylated chitin and derivative

Info

Publication number
AU5409279A

AU5409279A
AU54092/79A
AU5409279A
AU5409279A
AU 5409279 A
AU5409279 A
AU 5409279A
AU 54092/79 A
AU54092/79 A
AU 54092/79A
AU 5409279 A
AU5409279 A
AU 5409279A
AU 5409279 A
AU5409279 A
AU 5409279A
Authority
AU
Australia
Prior art keywords
derivative
carboxyalkylated
chitin
carboxyalkylated chitin
Prior art date
1978-12-29
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.)

Granted

Application number
AU54092/79A
Other versions

AU516027B2
(en

Inventor
Junichi Koshugi
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.)

Kureha Corp

Original Assignee
Kureha Corp
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.)
1978-12-29
Filing date
1979-12-20
Publication date
1980-07-03

1979-12-20
Application filed by Kureha Corp
filed
Critical
Kureha Corp

1980-07-03
Publication of AU5409279A
publication
Critical
patent/AU5409279A/en

1981-05-14
Application granted
granted
Critical

1981-05-14
Publication of AU516027B2
publication
Critical
patent/AU516027B2/en

1999-12-20
Anticipated expiration
legal-status
Critical

Status
Ceased
legal-status
Critical
Current

Links

Espacenet

Global Dossier

Discuss

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

AU54092/79A
1978-12-29
1979-12-20
Carboxyalkylated chitin and derivative

Ceased

AU516027B2
(en)

Applications Claiming Priority (2)

Application Number
Priority Date
Filing Date
Title

JP53161391A

JPS6144082B2
(en)

1978-12-29
1978-12-29

JP16139178

1978-12-29

Publications (2)

Publication Number
Publication Date

AU5409279A
true

AU5409279A
(en)

1980-07-03

AU516027B2

AU516027B2
(en)

1981-05-14

Family
ID=15734193
Family Applications (1)

Application Number
Title
Priority Date
Filing Date

AU54092/79A
Ceased

AU516027B2
(en)

1978-12-29
1979-12-20
Carboxyalkylated chitin and derivative

Country Status (7)

Country
Link

US
(1)

US4304905A
(en)

EP
(1)

EP0013512B1
(en)

JP
(1)

JPS6144082B2
(en)

AU
(1)

AU516027B2
(en)

CA
(1)

CA1118771A
(en)

DE
(1)

DE2963555D1
(en)

DK
(1)

DK2180A
(en)

Families Citing this family (12)

* Cited by examiner, † Cited by third party

Publication number
Priority date
Publication date
Assignee
Title

US4424346A
(en)

1981-06-04
1984-01-03
Canadian Patents And Development Ltd.
Derivatives of chitins, chitosans and other polysaccharides

JPS6249245B2
(en)

1982-12-08
1987-10-19
Ichimaru Fuarukosu Kk

JPH0649726B2
(en)

1984-11-14
1994-06-29
ライオン株式会社

Method for producing anionic chitosan derivative

US4619995A
(en)

1984-12-24
1986-10-28
Nova Chem Limited
N,O-carboxymethyl chitosan and preparative method therefor

IT1219942B
(en)

1988-05-13
1990-05-24
Fidia Farmaceutici

POLYSACCHARIDIC ESTERS

US5077052A
(en)

1988-11-30
1991-12-31
Rhone-Poulenc Sante
Chitosan derivatives useful in compositions for coating feedstuff additives intended for ruminants

GB9023701D0
(en)

1990-10-31
1990-12-12
Efamol Holdings
Medical treatment

US6251959B1
(en)

1996-05-09
2001-06-26
Nippon Suisan Kaisha, Ltd.
Chitin derivatives having carboxylated lower alkyl groups as hydrophilic substituents and hydrophobic substituents, and micellar aqueous composition thereof

DE19725037B4
(en)

1997-06-13
2004-08-05
Cognis Deutschland Gmbh & Co. Kg

Chitin derivatives, process for their preparation and their use

KR19980072168A
(en)

1998-07-28
1998-10-26
한상문

Process for preparing colorless transparent high viscosity 6-o-carboxymethyl-chitin solution and white 6-o-carboxymethyl-chitin powder

CN104725530A
(en)

2014-09-11
2015-06-24
迪沙药业集团有限公司
Preparation method of O-carboxylated chitin

CN110656140A
(en)

2019-10-14
2020-01-07
南京工业大学
Method for improving chitin degradation rate by pretreating chitin with alkali freeze-thaw system

Family Cites Families (11)

* Cited by examiner, † Cited by third party

Publication number
Priority date
Publication date
Assignee
Title

BE455503A
(en)

BE453979A
(en)

US2040879A
(en)

1934-06-21
1936-05-19
Du Pont
Substantially undegraded deacetylated chitin and process for producing the same

US2072771A
(en)

1936-05-11
1937-03-02
Du Pont
Chemical products and process of preparing the same

US2670329A
(en)

1950-08-03
1954-02-23
Phillips Petroleum Co
Drilling muds and methods of using same

US2842049A
(en)

1954-09-22
1958-07-08
Technicolor Corp
Deacetylated chitin mordant

US3251824A
(en)

1961-08-22
1966-05-17
Fmc Corp
Method of preparing stable aqueous dispersion-forming cellulosic aggregates

US4027068A
(en)

1975-09-12
1977-05-31
American Cyanamid Company
Use of chitin derivatives in automobile products

JPS5359700A
(en)

1976-11-10
1978-05-29
Nihon Tennen Gas Kogyo Co Ltd
Production of chitosan

US4195175A
(en)

1978-01-03
1980-03-25
Johnson Edwin L
Process for the manufacture of chitosan

JPH0151481B2
(en)

1979-09-18
1989-11-02
Kureha Chemical Ind Co Ltd

1978

1978-12-29
JP
JP53161391A
patent/JPS6144082B2/ja
not_active
Expired

1979

1979-12-17
US
US06/104,399
patent/US4304905A/en
not_active
Expired – Lifetime

1979-12-20
AU
AU54092/79A
patent/AU516027B2/en
not_active
Ceased

1979-12-21
CA
CA000342462A
patent/CA1118771A/en
not_active
Expired

1979-12-28
DE
DE7979303066T
patent/DE2963555D1/en
not_active
Expired

1979-12-28
EP
EP79303066A
patent/EP0013512B1/en
not_active
Expired

1980

1980-01-02
DK
DK2180A
patent/DK2180A/en
not_active
Application Discontinuation

Also Published As

Publication number
Publication date

DK2180A
(en)

1980-06-30

JPS5590505A
(en)

1980-07-09

CA1118771A
(en)

1982-02-23

JPS6144082B2
(en)

1986-10-01

EP0013512A1
(en)

1980-07-23

DE2963555D1
(en)

1982-10-07

AU516027B2
(en)

1981-05-14

EP0013512B1
(en)

1982-08-11

US4304905A
(en)

1981-12-08

Información de contacto