CA2884174C - Manufacture of polylactic acid foams using liquid carbon dioxide - Google Patents

Manufacture of polylactic acid foams using liquid carbon dioxide Download PDF

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Publication number
CA2884174C
CA2884174C CA2884174A CA2884174A CA2884174C CA 2884174 C CA2884174 C CA 2884174C CA 2884174 A CA2884174 A CA 2884174A CA 2884174 A CA2884174 A CA 2884174A CA 2884174 C CA2884174 C CA 2884174C
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Canada
Prior art keywords
pla
resin
impregnated
temperature
weight
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Application number
CA2884174A
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English (en)
French (fr)
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CA2884174A1 (en
Inventor
Jean-Philippe Paul Marie Pierre Garancher
Original Assignee
Biopolymer Network 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.)
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Publication date
Application filed by Biopolymer Network Ltd filed Critical Biopolymer Network Ltd
Publication of CA2884174A1 publication Critical patent/CA2884174A1/en
Application granted granted Critical
Publication of CA2884174C publication Critical patent/CA2884174C/en
Active legal-status Critical Current
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Classifications

    • 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
    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/16—Making expandable particles
    • C08J9/18—Making expandable particles by impregnating polymer particles with the blowing agent
    • 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
    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/04—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
    • C08J9/12—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a physical blowing agent
    • C08J9/122—Hydrogen, oxygen, CO2, nitrogen or noble gases
    • 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
    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/22—After-treatment of expandable particles; Forming foamed products
    • C08J9/228—Forming foamed products
    • C08J9/232—Forming foamed products by sintering expandable particles
    • 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
    • C08J2201/00—Foams characterised by the foaming process
    • C08J2201/02—Foams characterised by the foaming process characterised by mechanical pre- or post-treatments
    • C08J2201/032—Impregnation of a formed object with a gas
    • 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
    • C08J2203/00—Foams characterized by the expanding agent
    • C08J2203/06—CO2, N2 or noble gases
    • 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
    • C08J2367/00—Characterised by the use of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Derivatives of such polymers
    • C08J2367/04—Polyesters derived from hydroxy carboxylic acids, e.g. lactones

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Biological Depolymerization Polymers (AREA)
CA2884174A 2012-09-05 2013-09-05 Manufacture of polylactic acid foams using liquid carbon dioxide Active CA2884174C (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201261697029P 2012-09-05 2012-09-05
US61/697,029 2012-09-05
PCT/IB2013/058296 WO2014037889A1 (en) 2012-09-05 2013-09-05 Manufacture of polylactic acid foams using liquid carbon dioxide

Publications (2)

Publication Number Publication Date
CA2884174A1 CA2884174A1 (en) 2014-03-13
CA2884174C true CA2884174C (en) 2020-01-14

Family

ID=50236608

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2884174A Active CA2884174C (en) 2012-09-05 2013-09-05 Manufacture of polylactic acid foams using liquid carbon dioxide

Country Status (8)

Country Link
US (2) US20150240044A1 (https=)
EP (1) EP2892951A4 (https=)
JP (1) JP2015531415A (https=)
CN (1) CN104736618B (https=)
AU (1) AU2013311315B2 (https=)
CA (1) CA2884174C (https=)
NZ (1) NZ706133A (https=)
WO (1) WO2014037889A1 (https=)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL2017214B1 (en) * 2016-07-22 2018-01-31 Synbra Tech B V Artificial turf suitable for sports fields
CN108084470B (zh) * 2017-12-26 2018-10-16 山东大学 增强聚合物结晶及力学性能的方法、装置及获得的产物
WO2020046657A1 (en) * 2018-08-31 2020-03-05 Natureworks Llc Process for forming polylactide expanded bead foam
CN112406071B (zh) * 2020-11-23 2022-07-12 中国科学院宁波材料技术与工程研究所 耐物理老化的聚乳酸吹塑制品、其制备方法及应用
US12043717B2 (en) * 2020-11-24 2024-07-23 Ricoh Company, Ltd. Foam sheet, product, formed product, and method for producing foam sheet
AU2023257938A1 (en) * 2022-04-19 2024-10-24 Lifoam Industries, Llc Polylactic acid-based bead foam articles having ultra-highly planar particles.
CN114854079B (zh) * 2022-06-20 2023-05-23 台州玉米环保科技有限公司 一种耐温pla吸塑餐饮具的制备方法
CN114874482B (zh) * 2022-06-20 2023-07-21 台州玉米环保科技有限公司 一种耐温pla刀叉勺及其制备方法

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2000136261A (ja) * 1998-08-28 2000-05-16 Mitsui Chemicals Inc 発泡性粒子及びその製造方法
JP2000136255A (ja) * 1998-08-28 2000-05-16 Mitsui Chemicals Inc ポリ乳酸系発泡体及びその製造方法
JP4289547B2 (ja) * 2002-07-01 2009-07-01 株式会社ジェイエスピー ポリ乳酸発泡粒子及びポリ乳酸発泡粒子成形体
CN100344680C (zh) * 2002-07-01 2007-10-24 株式会社Jsp 聚乳酸树脂泡沫粒子及聚乳酸树脂泡沫粒子成型体
EP1683828B1 (en) * 2005-01-25 2011-11-16 Jsp Corporation Expandable polylactic acid resin particles
JP4820623B2 (ja) * 2005-11-02 2011-11-24 積水化成品工業株式会社 発泡性ポリ乳酸系樹脂の製造方法
JP4988210B2 (ja) * 2006-01-18 2012-08-01 帝人化成株式会社 発泡成形品
NZ552936A (en) 2007-01-30 2009-09-25 Biopolymer Network Ltd Methods of manufacture of polylactic acid foams
CN102617999B (zh) * 2007-03-29 2014-06-25 积水化成品工业株式会社 模内发泡成形用聚乳酸系树脂发泡颗粒及其制造方法以及聚乳酸系树脂发泡成形体的制造方法
US8926876B2 (en) * 2007-08-15 2015-01-06 University Of Washington Through Its Center For Commercialization Method for making shapeable microcellular poly lactic acid articles
WO2012138265A1 (en) * 2011-04-04 2012-10-11 Sca Packaging Sweden Ab Highly purified material comprising expanded polylactid acid resin
WO2012138282A1 (en) 2011-04-04 2012-10-11 Siox Machines Ab Method of impregnating and purifying polylactic acid resin

Also Published As

Publication number Publication date
US10167372B2 (en) 2019-01-01
JP2015531415A (ja) 2015-11-02
CN104736618B (zh) 2018-06-08
NZ706133A (en) 2018-02-23
US20150240044A1 (en) 2015-08-27
AU2013311315B2 (en) 2017-01-05
CN104736618A (zh) 2015-06-24
CA2884174A1 (en) 2014-03-13
WO2014037889A1 (en) 2014-03-13
US20180148559A1 (en) 2018-05-31
EP2892951A4 (en) 2016-04-13
EP2892951A1 (en) 2015-07-15
AU2013311315A8 (en) 2015-04-30
AU2013311315A1 (en) 2015-04-09

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