BRPI0307077A2 - método para secar polímeros biodegradáveis - Google Patents

método para secar polímeros biodegradáveis

Info

Publication number
BRPI0307077A2
BRPI0307077A2 BRPI0307077A BRPI0307077A BRPI0307077A2 BR PI0307077 A2 BRPI0307077 A2 BR PI0307077A2 BR PI0307077 A BRPI0307077 A BR PI0307077A BR PI0307077 A BRPI0307077 A BR PI0307077A BR PI0307077 A2 BRPI0307077 A2 BR PI0307077A2
Authority
BR
Brazil
Prior art keywords
biodegradable polymers
drying
drying biodegradable
composition
solvent
Prior art date
Application number
BRPI0307077A
Other languages
English (en)
Inventor
Gaudet Julie
Masaro Laurent
Blouin Marco
Lapointe Patrick
Boily Sabin
Original Assignee
Biomatera Inc
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 Biomatera Inc filed Critical Biomatera Inc
Publication of BRPI0307077A2 publication Critical patent/BRPI0307077A2/pt

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26—DRYING
    • F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B3/00—Drying solid materials or objects by processes involving the application of heat
    • F26B3/32—Drying solid materials or objects by processes involving the application of heat by development of heat within the materials or objects to be dried, e.g. by fermentation or other microbiological action
    • F26B3/34—Drying solid materials or objects by processes involving the application of heat by development of heat within the materials or objects to be dried, e.g. by fermentation or other microbiological action by using electrical effects
    • F26B3/347—Electromagnetic heating, e.g. induction heating or heating using microwave energy
    • 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
    • C08B3/00—Preparation of cellulose esters of organic acids
    • C08B3/22—Post-esterification treatments, including purification
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B30/00—Preparation of starch, degraded or non-chemically modified starch, amylose, or amylopectin
    • C08B30/06—Drying; Forming
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B30/00—Preparation of starch, degraded or non-chemically modified starch, amylose, or amylopectin
    • C08B30/08—Concentration of starch suspensions
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08B—POLYSACCHARIDES; DERIVATIVES THEREOF
    • C08B5/00—Preparation of cellulose esters of inorganic acids, e.g. phosphates
    • C08B5/02—Cellulose nitrate, i.e. nitrocellulose
    • C08B5/04—Post-esterification treatments, e.g. densification of powders, including purification
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
    • C08G63/88—Post-polymerisation treatment
    • C08G63/90—Purification; Drying
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
    • C08G63/02—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds
    • C08G63/06—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds derived from hydroxycarboxylic acids
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G63/00—Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
    • C08G63/02—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds
    • C08G63/06—Polyesters derived from hydroxycarboxylic acids or from polycarboxylic acids and polyhydroxy compounds derived from hydroxycarboxylic acids
    • C08G63/08—Lactones or lactides

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Biochemistry (AREA)
  • Materials Engineering (AREA)
  • Microbiology (AREA)
  • Biomedical Technology (AREA)
  • Electromagnetism (AREA)
  • Biotechnology (AREA)
  • Physics & Mathematics (AREA)
  • Molecular Biology (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Polyesters Or Polycarbonates (AREA)
  • Processing Of Solid Wastes (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)
  • Preparation Of Compounds By Using Micro-Organisms (AREA)
  • Fertilizers (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Manufacturing Of Micro-Capsules (AREA)
BRPI0307077A 2002-01-22 2003-01-22 método para secar polímeros biodegradáveis BRPI0307077A2 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US34943002P 2002-01-22 2002-01-22
PCT/CA2003/000071 WO2003062438A1 (en) 2002-01-22 2003-01-22 Method of drying biodegradable polymers

Publications (1)

Publication Number Publication Date
BRPI0307077A2 true BRPI0307077A2 (pt) 2017-06-20

Family

ID=27613278

Family Applications (1)

Application Number Title Priority Date Filing Date
BRPI0307077A BRPI0307077A2 (pt) 2002-01-22 2003-01-22 método para secar polímeros biodegradáveis

Country Status (11)

Country Link
US (1) US20050223587A1 (pt)
EP (1) EP1468102B1 (pt)
JP (1) JP4323957B2 (pt)
CN (1) CN100406567C (pt)
AT (1) ATE432357T1 (pt)
AU (1) AU2003201573B2 (pt)
BR (1) BRPI0307077A2 (pt)
CA (1) CA2473521C (pt)
DE (1) DE60327737D1 (pt)
RU (1) RU2340632C2 (pt)
WO (1) WO2003062438A1 (pt)

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CN102816811B (zh) * 2011-06-10 2014-11-05 中国科学院过程工程研究所 微波干法或半干法预处理生物质的方法
US8524855B1 (en) * 2011-10-12 2013-09-03 The United States Of America, As Represented By The Secretary Of Agriculture Production of stable polyesters by microwave heating of carboxylic acid:polyol blends
RU2467029C1 (ru) * 2011-10-25 2012-11-20 Российская Федерация, От Имени Которой Выступает Министерство Промышленности И Торговли Российской Федерации Способ получения биоразлагаемых полиэфиров
RU2522564C2 (ru) * 2012-10-30 2014-07-20 Общество с ограниченной ответственностью "Техальцел" (ООО "Техальцел") Способ изготовления дисперсного природного полимера
CN106188315A (zh) * 2016-07-13 2016-12-07 段振华 一种马蹄淀粉微波干燥的方法
EP3687309B1 (en) 2017-09-28 2024-02-14 Specialty Operations France Process for drying polysaccharides
JP7080437B2 (ja) * 2019-05-29 2022-06-06 兼松エンジニアリング株式会社 連続抽出・乾燥装置
CN114294905B (zh) * 2021-11-19 2023-04-25 中粮生物科技股份有限公司 利用红外或微波干燥聚羟基脂肪酸酯的方法

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Also Published As

Publication number Publication date
CN1643155A (zh) 2005-07-20
JP2005514954A (ja) 2005-05-26
RU2340632C2 (ru) 2008-12-10
RU2004124244A (ru) 2005-05-27
DE60327737D1 (de) 2009-07-09
CN100406567C (zh) 2008-07-30
AU2003201573B2 (en) 2009-02-26
US20050223587A1 (en) 2005-10-13
JP4323957B2 (ja) 2009-09-02
WO2003062438A1 (en) 2003-07-31
ATE432357T1 (de) 2009-06-15
CA2473521A1 (en) 2003-07-31
CA2473521C (en) 2014-04-15
EP1468102A1 (en) 2004-10-20
EP1468102B1 (en) 2009-05-27

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Legal Events

Date Code Title Description
B06H Technical and formal requirements: requirement cancelled [chapter 6.8 patent gazette]
B08F Application dismissed because of non-payment of annual fees [chapter 8.6 patent gazette]
B08K Patent lapsed as no evidence of payment of the annual fee has been furnished to inpi [chapter 8.11 patent gazette]