BRPI0520573A2 - processo para a preparação de ácido polilático - Google Patents
processo para a preparação de ácido poliláticoInfo
- Publication number
- BRPI0520573A2 BRPI0520573A2 BRPI0520573-5A BRPI0520573A BRPI0520573A2 BR PI0520573 A2 BRPI0520573 A2 BR PI0520573A2 BR PI0520573 A BRPI0520573 A BR PI0520573A BR PI0520573 A2 BRPI0520573 A2 BR PI0520573A2
- Authority
- BR
- Brazil
- Prior art keywords
- carboxylic acid
- preparation
- bimodal
- molar mass
- polyhydroxy carboxylic
- Prior art date
Links
- 238000000034 method Methods 0.000 title abstract 3
- 238000002360 preparation method Methods 0.000 title abstract 3
- 229920000747 poly(lactic acid) Polymers 0.000 title 1
- 239000004626 polylactic acid Substances 0.000 title 1
- 150000001732 carboxylic acid derivatives Chemical class 0.000 abstract 4
- 230000002902 bimodal effect Effects 0.000 abstract 2
- 238000009826 distribution Methods 0.000 abstract 2
- 239000002253 acid Substances 0.000 abstract 1
- -1 aromatic diol Chemical class 0.000 abstract 1
- 239000002131 composite material Substances 0.000 abstract 1
- 238000002347 injection Methods 0.000 abstract 1
- 239000007924 injection Substances 0.000 abstract 1
- 238000004519 manufacturing process Methods 0.000 abstract 1
- 239000000463 material Substances 0.000 abstract 1
- 239000002114 nanocomposite Substances 0.000 abstract 1
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 abstract 1
- 229920002959 polymer blend Polymers 0.000 abstract 1
Classifications
-
- 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)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Polyesters Or Polycarbonates (AREA)
- Biological Depolymerization Polymers (AREA)
- Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)
Abstract
PROCESSO PARA A PREPARAçãO DE áCIDO POLILáTICO. A presente invenção descreve um ácido poliidroxicarboxilico que tem distribuição de massa molar bimodal ou multimodal, um processo para a preparação deste, o uso de um diol aromático que tem um único anel de benzeno para a preparação de ácido poilidroxicarboxílico, em particular ácido poliidroxicarboxílico que tem distribuição de massa molar bimodal ou muItimodal, como também um método de preparar mercadorias moldadas por injeção ou película assoprada, misturas de polímero, materiais de compósito ou materiais de nanocompósito, usando o referido ácido poliidroxicarboxílico.
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/NL2005/000699 WO2007037673A1 (en) | 2005-09-28 | 2005-09-28 | Novel process for the preparation of polylactic acid |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| BRPI0520573A2 true BRPI0520573A2 (pt) | 2009-05-19 |
Family
ID=35169432
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| BRPI0520573-5A BRPI0520573A2 (pt) | 2005-09-28 | 2005-09-28 | processo para a preparação de ácido polilático |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US20090036600A1 (pt) |
| EP (1) | EP1937746A1 (pt) |
| JP (1) | JP2009510212A (pt) |
| CN (1) | CN101296964A (pt) |
| AU (1) | AU2005336726A1 (pt) |
| BR (1) | BRPI0520573A2 (pt) |
| CA (1) | CA2623637A1 (pt) |
| NO (1) | NO20081988L (pt) |
| WO (1) | WO2007037673A1 (pt) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5292775B2 (ja) * | 2007-07-09 | 2013-09-18 | 東レ株式会社 | ポリ乳酸系樹脂の製造方法 |
| US8071690B2 (en) | 2008-01-23 | 2011-12-06 | Tate & Lyle Ingredients Americas Llc | Lactic acid based compositions with enhanced properties |
| CN102002147B (zh) * | 2010-10-15 | 2012-05-30 | 浙江大学 | 高分子量高结晶性聚乳酸材料的熔融/固相缩聚制备方法 |
| KR101806256B1 (ko) | 2011-02-18 | 2017-12-07 | 술저 켐테크 악티엔게젤샤프트 | 폴리하이드록시-카르복실산의 제조 방법 |
| EP3030265B1 (en) * | 2013-08-07 | 2021-11-17 | Rutgers, The State University of New Jersey | Polymeric biomaterials derived from monomers comprising hydroxyacids and phenol compounds and their medical uses |
| US11548979B2 (en) * | 2019-12-27 | 2023-01-10 | Dak Americas Llc | Poly(glycolic acid) for containers and films with reduced gas permeability |
| CN114044891B (zh) * | 2021-12-01 | 2023-08-29 | 青岛科技大学 | 一种聚己内酯的制备方法 |
| CN114044886B (zh) * | 2021-12-01 | 2023-08-29 | 青岛科技大学 | 一种聚己内酯的生产方法 |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4896851A (en) * | 1988-06-10 | 1990-01-30 | The Boeing Company | Mounting attachment for structural stringers |
| WO1991018858A1 (fr) * | 1990-05-25 | 1991-12-12 | Mitsubishi Petrochemical Company Limited | Procede de para-methylolation d'un compose phenolique |
| ES2139646T3 (es) * | 1991-12-19 | 2000-02-16 | Mitsui Chemicals Inc | Acido polihidroxido carboxilico y su procedimiento de obtencion. |
| US5338822A (en) * | 1992-10-02 | 1994-08-16 | Cargill, Incorporated | Melt-stable lactide polymer composition and process for manufacture thereof |
| DE4412317A1 (de) * | 1993-04-21 | 1994-10-27 | Basf Ag | Polylactid mit verbreiterter Molmassenverteilung |
| US5587555A (en) * | 1994-06-03 | 1996-12-24 | B-Line Systems, Inc. | Conductor holding device |
| FR2840048B1 (fr) * | 2002-05-23 | 2004-12-10 | Airbus France | Dispositif de fixation d'objets allonges sur un support plat |
| JP2005154718A (ja) * | 2003-11-05 | 2005-06-16 | Unitika Ltd | ポリ(ヒドロキシカルボン酸)樹脂およびその製造方法 |
-
2005
- 2005-09-28 JP JP2008533266A patent/JP2009510212A/ja active Pending
- 2005-09-28 CN CNA2005800517267A patent/CN101296964A/zh active Pending
- 2005-09-28 EP EP05787423A patent/EP1937746A1/en not_active Withdrawn
- 2005-09-28 AU AU2005336726A patent/AU2005336726A1/en not_active Abandoned
- 2005-09-28 BR BRPI0520573-5A patent/BRPI0520573A2/pt not_active IP Right Cessation
- 2005-09-28 CA CA002623637A patent/CA2623637A1/en not_active Abandoned
- 2005-09-28 WO PCT/NL2005/000699 patent/WO2007037673A1/en not_active Ceased
- 2005-09-28 US US12/067,987 patent/US20090036600A1/en not_active Abandoned
-
2008
- 2008-04-25 NO NO20081988A patent/NO20081988L/no not_active Application Discontinuation
Also Published As
| Publication number | Publication date |
|---|---|
| EP1937746A1 (en) | 2008-07-02 |
| AU2005336726A1 (en) | 2007-04-05 |
| WO2007037673A1 (en) | 2007-04-05 |
| JP2009510212A (ja) | 2009-03-12 |
| US20090036600A1 (en) | 2009-02-05 |
| CA2623637A1 (en) | 2007-04-05 |
| CN101296964A (zh) | 2008-10-29 |
| NO20081988L (no) | 2008-04-25 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| B08F | Application fees: application dismissed [chapter 8.6 patent gazette] |
Free format text: REFERENTE A 6A 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: NAO APRESENTADA A GUIA DE CUMPRIMENTO DE EXIGENCIA. REFERENTE A 6A ANUIDADE. |