AU2003283089A1 - A process for obtaining a cellulosic wet sheet and a membrane the equipment used to obtain the membrane and the membrane obtained. - Google Patents

A process for obtaining a cellulosic wet sheet and a membrane the equipment used to obtain the membrane and the membrane obtained.

Info

Publication number: AU2003283089A1
Authority: AU; Australia
Prior art keywords: membrane; obtaining; equipment used; wet sheet; cellulosic wet
Prior art date: 2002-12-05
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.): Abandoned

Application number

AU2003283089A

Inventor

Edna Cristina Kurokawa

Nelson Luiz Ferreira Levy

Pablo Angel Sanchez Podlech

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.)

Individual

Original Assignee

Individual

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.)

2002-12-05

Filing date

2003-11-26

Publication date

2004-06-23

2003-11-26 Application filed by Individual filed Critical Individual

2004-06-23 Publication of AU2003283089A1 publication Critical patent/AU2003283089A1/en

Status Abandoned legal-status Critical Current

Classifications

- D—TEXTILES; PAPER
- D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
- D21C—PRODUCTION OF CELLULOSE BY REMOVING NON-CELLULOSE SUBSTANCES FROM CELLULOSE-CONTAINING MATERIALS; REGENERATION OF PULPING LIQUORS; APPARATUS THEREFOR
- D21C5/00—Other processes for obtaining cellulose, e.g. cooking cotton linters ; Processes characterised by the choice of cellulose-containing starting materials
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D69/00—Semi-permeable membranes for separation processes or apparatus characterised by their form, structure or properties; Manufacturing processes specially adapted therefor
- B01D69/06—Flat membranes
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D71/00—Semi-permeable membranes for separation processes or apparatus characterised by the material; Manufacturing processes specially adapted therefor
- B01D71/06—Organic material
- B01D71/08—Polysaccharides
- B01D71/10—Cellulose; Modified cellulose
- C—CHEMISTRY; METALLURGY
- C12—BIOCHEMISTRY; BEER; SPIRITS; WINE; VINEGAR; MICROBIOLOGY; ENZYMOLOGY; MUTATION OR GENETIC ENGINEERING
- C12P—FERMENTATION OR ENZYME-USING PROCESSES TO SYNTHESISE A DESIRED CHEMICAL COMPOUND OR COMPOSITION OR TO SEPARATE OPTICAL ISOMERS FROM A RACEMIC MIXTURE
- C12P19/00—Preparation of compounds containing saccharide radicals
- C12P19/04—Polysaccharides, i.e. compounds containing more than five saccharide radicals attached to each other by glycosidic bonds

Landscapes

Chemical & Material Sciences (AREA)
Chemical Kinetics & Catalysis (AREA)
Organic Chemistry (AREA)
Life Sciences & Earth Sciences (AREA)
Engineering & Computer Science (AREA)
Zoology (AREA)
Wood Science & Technology (AREA)
Biotechnology (AREA)
Microbiology (AREA)
General Chemical & Material Sciences (AREA)
Health & Medical Sciences (AREA)
Biochemistry (AREA)
Bioinformatics & Cheminformatics (AREA)
General Engineering & Computer Science (AREA)
General Health & Medical Sciences (AREA)
Genetics & Genomics (AREA)
Materials For Medical Uses (AREA)
Nonwoven Fabrics (AREA)

AU2003283089A 2002-12-05 2003-11-26 A process for obtaining a cellulosic wet sheet and a membrane the equipment used to obtain the membrane and the membrane obtained. Abandoned AU2003283089A1 (en)

Applications Claiming Priority (3)

Application Number	Priority Date	Filing Date	Title
BRPI0205499-0		2002-12-05
BR0205499-0A BR0205499A (en)	2002-12-05	2002-12-05	Process for obtaining mat and cellulosic membrane, process for obtaining matted cellulosic that incorporates other materials, culture medium used, closed fermentation trays, drying equipment used, cellulose membrane obtained by such process and uses of said matting and membranes
PCT/BR2003/000174 WO2004050986A1 (en)	2002-12-05	2003-11-26	A process for obtaining a cellulosic wet sheet and a membrane the equipment used to obtain the membrane and the membrane obtained.

Publications (1)

Publication Number	Publication Date
AU2003283089A1 true AU2003283089A1 (en)	2004-06-23

Family

ID=32399291

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
AU2003283089A Abandoned AU2003283089A1 (en)	2002-12-05	2003-11-26	A process for obtaining a cellulosic wet sheet and a membrane the equipment used to obtain the membrane and the membrane obtained.

Country Status (4)

Country	Link
EP (1)	EP1570124A1 (en)
AU (1)	AU2003283089A1 (en)
BR (1)	BR0205499A (en)
WO (1)	WO2004050986A1 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
BRPI0405990B1 (en) *	2004-12-22	2013-08-13		continuous fermentation process for the production of bacterial cellulose blanket.
DE102008046298B4 (en)	2008-09-09	2024-09-12	EPC Engineering & Technologies GmbH	Reaction air treatment plant
DE102008046644A1 (en)	2008-09-09	2010-03-11	Friedrich-Schiller-Universität Jena	Process for the production of bacterially synthesized cellulose and cellulosic material in a flat form
CN102008902B (en) *	2010-10-13	2013-03-13	天津大学	Bacterial cellulose-inorganic nanoparticle hybrid membrane and preparation method thereof
DE102010050311A1 (en)	2010-11-03	2012-05-03	Bsn Medical Gmbh	Wound dressing with a biocellulose layer that adsorbs bacteria
DE102013001002A1 (en)	2013-01-15	2014-07-17	Friedrich-Schiller-Universität Jena	Producing homogeneous biotechnologically derived nanocellulose and cellulose-containing material in sheet form, comprises inoculating bacterial culture in culture vessel, feeding the air continuously and removing culture from vessel

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US4942128A (en) *	1987-03-06	1990-07-17	Board Of Regents, The University Of Texas System	Microbial cellulose modified during synthesis
US4655758A (en) *	1982-12-16	1987-04-07	Johnson & Johnson Products, Inc.	Microbial polysaccharide articles and methods of production
BR8404937A (en) *	1984-10-01	1986-05-06	Bio Fill Ind E Comercio De Pro	PROCESS FOR PREPARING CELLULOSE FILM, CELLULOSE FILM OBTAINED BY THE SAME, ARTIFICIAL SKIN IMPLANT, INJURY TREATMENT PROCESS USING THE REFERRED CELLULOSE FILM AND USE
JP2853165B2 (en) *	1989-05-29	1999-02-03	味の素株式会社	Body tissue adhesion prevention film
JP3468544B2 (en) *	1993-04-20	2003-11-17	日本たばこ産業株式会社	Method for producing edible cellulose
US5846213A (en) *	1997-06-16	1998-12-08	The University Of Western Ontario	Cellulose membrane and method for manufacture thereof

2002
- 2002-12-05 BR BR0205499-0A patent/BR0205499A/en not_active Application Discontinuation
2003
- 2003-11-26 WO PCT/BR2003/000174 patent/WO2004050986A1/en not_active Application Discontinuation
- 2003-11-26 AU AU2003283089A patent/AU2003283089A1/en not_active Abandoned
- 2003-11-26 EP EP03773361A patent/EP1570124A1/en not_active Withdrawn

Also Published As

Publication number	Publication date
BR0205499A (en)	2004-08-03
EP1570124A1 (en)	2005-09-07
WO2004050986A1 (en)	2004-06-17

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Legal Events

Date	Code	Title	Description
2005-08-25	MK6	Application lapsed section 142(2)(f)/reg. 8.3(3) - pct applic. not entering national phase