BR112012025557A2 - hidrogel, e, método para fabricar um hidrogel - Google Patents

hidrogel, e, método para fabricar um hidrogel

Info

Publication number
BR112012025557A2
BR112012025557A2 BR112012025557A BR112012025557A BR112012025557A2 BR 112012025557 A2 BR112012025557 A2 BR 112012025557A2 BR 112012025557 A BR112012025557 A BR 112012025557A BR 112012025557 A BR112012025557 A BR 112012025557A BR 112012025557 A2 BR112012025557 A2 BR 112012025557A2
Authority
BR
Brazil
Prior art keywords
hydrogel
compound
making
salt solution
polysaccharide derivative
Prior art date
Application number
BR112012025557A
Other languages
English (en)
Inventor
Hiroaki Kaneko
Masaya Ito
Taishi Tanaka
Yuka Yamamoto
Original Assignee
Teijin 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.)
Filing date
Publication date
Application filed by Teijin Ltd filed Critical Teijin Ltd
Publication of BR112012025557A2 publication Critical patent/BR112012025557A2/pt

Links

Classifications

    • 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
    • A61L27/00—Materials for grafts or prostheses or for coating grafts or prostheses
    • A61L27/50—Materials characterised by their function or physical properties, e.g. injectable or lubricating compositions, shape-memory materials, surface modified materials
    • A61L27/52—Hydrogels or hydrocolloids
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L1/00—Compositions of cellulose, modified cellulose or cellulose derivatives
    • C08L1/08—Cellulose derivatives
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00—Cosmetics or similar toiletry preparations
    • A61K8/18—Cosmetics or similar toiletry preparations characterised by the composition
    • A61K8/72—Cosmetics or similar toiletry preparations characterised by the composition containing organic macromolecular compounds
    • A61K8/73—Polysaccharides
    • 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
    • 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
    • A61L15/42—Use of materials characterised by their function or physical properties
    • A61L15/60—Liquid-swellable gel-forming materials, e.g. super-absorbents
    • 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
    • A61L27/00—Materials for grafts or prostheses or for coating grafts or prostheses
    • A61L27/14—Macromolecular materials
    • A61L27/20—Polysaccharides
    • 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
    • A61L31/00—Materials for other surgical articles, e.g. stents, stent-grafts, shunts, surgical drapes, guide wires, materials for adhesion prevention, occluding devices, surgical gloves, tissue fixation devices
    • 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
    • A61L31/00—Materials for other surgical articles, e.g. stents, stent-grafts, shunts, surgical drapes, guide wires, materials for adhesion prevention, occluding devices, surgical gloves, tissue fixation devices
    • A61L31/04—Macromolecular materials
    • A61L31/042—Polysaccharides
    • 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
    • A61L31/00—Materials for other surgical articles, e.g. stents, stent-grafts, shunts, surgical drapes, guide wires, materials for adhesion prevention, occluding devices, surgical gloves, tissue fixation devices
    • A61L31/14—Materials characterised by their function or physical properties, e.g. injectable or lubricating compositions, shape-memory materials, surface modified materials
    • A61L31/145—Hydrogels or hydrocolloids
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B11/00—Preparation of cellulose ethers
    • C08B11/20—Post-etherification treatments of chemical or physical type, e.g. mixed etherification in two steps, including purification
    • 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
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J3/00—Processes of treating or compounding macromolecular substances
    • C08J3/02—Making solutions, dispersions, lattices or gels by other methods than by solution, emulsion or suspension polymerisation techniques
    • C08J3/03—Making solutions, dispersions, lattices or gels by other methods than by solution, emulsion or suspension polymerisation techniques in aqueous media
    • C08J3/075—Macromolecular gels
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L1/00—Compositions of cellulose, modified cellulose or cellulose derivatives
    • C08L1/08—Cellulose derivatives
    • C08L1/26—Cellulose ethers
    • C08L1/28—Alkyl ethers
    • C08L1/286—Alkyl ethers substituted with acid radicals, e.g. carboxymethyl cellulose [CMC]
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2301/00—Characterised by the use of cellulose, modified cellulose or cellulose derivatives
    • C08J2301/08—Cellulose derivatives
    • C08J2301/26—Cellulose ethers
    • C08J2301/28—Alkyl ethers

Abstract

hidrogel, e, método para fabricar um hidrogel. é revelado um hidrogel que compreende um derivado de polissacarídeo polianiônico com um grupo hidrofóbico introduzido por ligação covalente, e uma solução de sal com uma concentração de sal de 50 mm-200 mm. o método de fabricação do hidrogel inclui: uma etapa na qual o composto que inclui uma diluição de hidrogel com uma estrutura agregada com um tamanho médio de partícula de 100-200nm, um derivado de polissacarídeo polianiônico com um hidrofóbico introduzido a partir deste, e uma solução de sal de 50-200mm são preparados; e uma etapa na qual o composto é tratado pelo calor. o hidrogel possui estabilidade a longo prazo, e pode ser filtrado por meio de um filtro poroso com um diâmetro de poro de 5 <109> ou mais.
BR112012025557A 2010-04-22 2011-04-21 hidrogel, e, método para fabricar um hidrogel BR112012025557A2 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2010098942 2010-04-22
PCT/JP2011/060342 WO2011132800A1 (ja) 2010-04-22 2011-04-21 ハイドロゲル

Publications (1)

Publication Number Publication Date
BR112012025557A2 true BR112012025557A2 (pt) 2016-06-28

Family

ID=44834314

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112012025557A BR112012025557A2 (pt) 2010-04-22 2011-04-21 hidrogel, e, método para fabricar um hidrogel

Country Status (11)

Country Link
US (1) US20130034592A1 (pt)
EP (1) EP2562212A4 (pt)
JP (1) JP5542200B2 (pt)
KR (1) KR20130092408A (pt)
CN (1) CN102844367A (pt)
AU (1) AU2011243517B2 (pt)
BR (1) BR112012025557A2 (pt)
CA (1) CA2797017A1 (pt)
MX (1) MX2012012097A (pt)
RU (1) RU2012149629A (pt)
WO (1) WO2011132800A1 (pt)

Families Citing this family (13)

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US8668863B2 (en) 2008-02-26 2014-03-11 Board Of Regents, The University Of Texas System Dendritic macroporous hydrogels prepared by crystal templating
EP2624874A4 (en) 2010-10-08 2014-04-02 Univ Texas ADHESIVE MEMBRANE WITH ALGINATE AND HYALURONIC ACID FOR BIOMEDICAL APPLICATIONS
WO2012048283A1 (en) 2010-10-08 2012-04-12 Board Of Regents, The University Of Texas System One-step processing of hydrogels for mechanically robust and chemically desired features
US11565027B2 (en) 2012-12-11 2023-01-31 Board Of Regents, The University Of Texas System Hydrogel membrane for adhesion prevention
CN114214314A (zh) 2014-06-24 2022-03-22 生物辐射实验室股份有限公司 数字式pcr条码化
US10227478B2 (en) 2014-07-24 2019-03-12 Smith & Nephew, Inc. Resilient foams and uses thereof
CN110139932A (zh) 2016-12-19 2019-08-16 生物辐射实验室股份有限公司 液滴加标的相邻性保留的标签化dna
US11186862B2 (en) 2017-06-20 2021-11-30 Bio-Rad Laboratories, Inc. MDA using bead oligonucleotide
EP4180534A1 (en) 2017-11-02 2023-05-17 Bio-Rad Laboratories, Inc. Transposase-based genomic analysis
WO2019152395A1 (en) 2018-01-31 2019-08-08 Bio-Rad Laboratories, Inc. Methods and compositions for deconvoluting partition barcodes
US11479816B2 (en) 2018-08-20 2022-10-25 Bio-Rad Laboratories, Inc. Nucleotide sequence generation by barcode bead-colocalization in partitions
JP7462948B2 (ja) 2018-08-28 2024-04-08 京都府公立大学法人 多孔質三次元細胞培養用足場材料及びその製造方法
CN114432338B (zh) * 2022-02-07 2024-04-09 南京易亨制药有限公司 一种耐酸碱性能的聚合物水凝胶及其制备方法和其应用

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL275218A (pt) * 1962-02-23 1964-10-12
IT1281886B1 (it) 1995-05-22 1998-03-03 Fidia Advanced Biopolymers Srl Processo per la preparazione di idrogel ottenuti da derivati chimici dell'acido ialuronico mediante irradiazioni ultraviolette e loro
US6869938B1 (en) 1997-06-17 2005-03-22 Fziomed, Inc. Compositions of polyacids and polyethers and methods for their use in reducing adhesions
JP2004018750A (ja) 2002-06-18 2004-01-22 Seikagaku Kogyo Co Ltd 親水性を向上したヒアルロン酸誘導体の製造方法
JP4902134B2 (ja) * 2005-04-25 2012-03-21 帝人株式会社 癒着防止材
EP1911769B1 (en) 2005-08-04 2013-10-30 Teijin Limited Cellulose derivative
KR20090109120A (ko) * 2007-02-06 2009-10-19 데이진 가부시키가이샤 셀룰로오스 유도체 및 그 제조 방법
JP5242921B2 (ja) * 2007-02-06 2013-07-24 帝人株式会社 ホスファチジルエタノールアミン結合多糖類の製造方法
JP2010035744A (ja) * 2008-08-04 2010-02-18 Teijin Ltd 癒着防止材
KR20110042340A (ko) 2008-08-05 2011-04-26 데이진 가부시키가이샤 하이드로겔
BRPI0924305A2 (pt) * 2009-02-19 2016-01-26 Teijin Ltd material de reparo da disfunção de nervo

Also Published As

Publication number Publication date
KR20130092408A (ko) 2013-08-20
EP2562212A4 (en) 2013-12-11
US20130034592A1 (en) 2013-02-07
JP5542200B2 (ja) 2014-07-09
AU2011243517A1 (en) 2012-11-08
CN102844367A (zh) 2012-12-26
WO2011132800A1 (ja) 2011-10-27
AU2011243517B2 (en) 2014-02-13
CA2797017A1 (en) 2011-10-27
MX2012012097A (es) 2012-12-17
JPWO2011132800A1 (ja) 2013-07-18
EP2562212A1 (en) 2013-02-27
RU2012149629A (ru) 2014-05-27

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Legal Events

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B08F Application dismissed because of non-payment of annual fees [chapter 8.6 patent gazette]

Free format text: REFERENTE A 5A ANUIDADE.

B08K Patent lapsed as no evidence of payment of the annual fee has been furnished to inpi [chapter 8.11 patent gazette]

Free format text: EM VIRTUDE DO ARQUIVAMENTO PUBLICADO NA RPI 2386 DE 27-09-2016 E CONSIDERANDO AUSENCIA DE MANIFESTACAO DENTRO DOS PRAZOS LEGAIS, INFORMO QUE CABE SER MANTIDO O ARQUIVAMENTO DO PEDIDO DE PATENTE, CONFORME O DISPOSTO NO ARTIGO 12, DA RESOLUCAO 113/2013.