JPWO2022004692A1 - - Google Patents

Info

Publication number
JPWO2022004692A1
JPWO2022004692A1 JP2022534018A JP2022534018A JPWO2022004692A1 JP WO2022004692 A1 JPWO2022004692 A1 JP WO2022004692A1 JP 2022534018 A JP2022534018 A JP 2022534018A JP 2022534018 A JP2022534018 A JP 2022534018A JP WO2022004692 A1 JPWO2022004692 A1 JP WO2022004692A1
Authority
JP
Japan
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.)
Pending
Application number
JP2022534018A
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 filed Critical
Publication of JPWO2022004692A1 publication Critical patent/JPWO2022004692A1/ja
Pending legal-status Critical Current

Links

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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
    • B29C44/34—Auxiliary operations
    • B29C44/3461—Making or treating expandable particles
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F220/00—Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical or a salt, anhydride ester, amide, imide or nitrile thereof
    • C08F220/02—Monocarboxylic acids having less than ten carbon atoms; Derivatives thereof
    • C08F220/10—Esters
    • C08F220/12—Esters of monohydric alcohols or phenols
    • C08F220/14—Methyl esters, e.g. methyl (meth)acrylate
    • 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
    • C08J9/14—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 organic
    • C08J9/141—Hydrocarbons
    • 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
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2033/00—Use of polymers of unsaturated acids or derivatives thereof as moulding material
    • B29K2033/04—Polymers of esters
    • B29K2033/12—Polymers of methacrylic acid esters, e.g. PMMA, i.e. polymethylmethacrylate
    • 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
    • C08J2203/14—Saturated hydrocarbons, e.g. butane; Unspecified hydrocarbons
    • 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
    • C08J2333/00—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Derivatives of such polymers
    • C08J2333/04—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Derivatives of such polymers esters
    • C08J2333/06—Characterised by the use of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and only one being terminated by only one carboxyl radical, or of salts, anhydrides, esters, amides, imides, or nitriles thereof; Derivatives of such polymers esters of esters containing only carbon, hydrogen, and oxygen, the oxygen atom being present only as part of the carboxyl radical
    • C08J2333/10—Homopolymers or copolymers of methacrylic acid esters
    • C08J2333/12—Homopolymers or copolymers of methyl methacrylate

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
JP2022534018A 2020-06-30 2021-06-29 Pending JPWO2022004692A1 (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2020113414 2020-06-30
PCT/JP2021/024453 WO2022004692A1 (ja) 2020-06-30 2021-06-29 発泡性メタクリル酸メチル系樹脂粒子、メタクリル酸メチル系樹脂発泡粒子、メタクリル酸メチル系樹脂発泡成形体および消失模型

Publications (1)

Publication Number Publication Date
JPWO2022004692A1 true JPWO2022004692A1 (ja) 2022-01-06

Family

ID=79316206

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2022534018A Pending JPWO2022004692A1 (ja) 2020-06-30 2021-06-29

Country Status (4)

Country Link
EP (1) EP4174121A4 (ja)
JP (1) JPWO2022004692A1 (ja)
CN (1) CN115867601B (ja)
WO (1) WO2022004692A1 (ja)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2023189759A1 (ja) * 2022-03-29 2023-10-05 株式会社カネカ 発泡性メタクリル酸メチル系樹脂粒子、メタクリル酸メチル系樹脂発泡粒子、メタクリル酸メチル系樹脂発泡成形体および消失模型
CN115505162A (zh) * 2022-09-29 2022-12-23 宁波格林美孚新材料科技有限公司 一种使用超临界二氧化碳发泡的消失模铸造模型材料及其制备方法和应用

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001123001A (ja) * 1999-10-26 2001-05-08 Hitachi Chem Co Ltd 発泡性メタクリル酸メチル系樹脂粒子及び発泡成形品
JP3987261B2 (ja) * 2000-02-25 2007-10-03 株式会社カネカ 発泡性メタクリル酸メチル系樹脂粒子、及びこれを用いた発泡体
JP2001270959A (ja) * 2000-03-28 2001-10-02 Hitachi Chem Co Ltd 発泡性樹脂粒子の製造法、発泡性樹脂粒子及び発泡成形品
JP4670226B2 (ja) * 2003-04-16 2011-04-13 株式会社カネカ スチレン系樹脂粒子の製造方法、及び発泡性スチレン系樹脂粒子の製造方法
JP4835007B2 (ja) * 2005-03-02 2011-12-14 株式会社カネカ 発泡性メタクリル酸メチル系樹脂粒子及びこれを用いた発泡体
JP6225781B2 (ja) 2014-03-25 2017-11-08 株式会社ジェイエスピー 発泡性アクリル系樹脂粒子、アクリル系樹脂発泡粒子、アクリル系樹脂発泡粒子成形体
JP6670245B2 (ja) * 2014-09-22 2020-03-18 株式会社カネカ 発泡性メタクリル酸メチル系樹脂粒子、予備発泡粒子、発泡成形体、及び消失模型
JP2018135407A (ja) * 2017-02-20 2018-08-30 株式会社カネカ メタクリル酸メチル系発泡粒子
JP2018135408A (ja) * 2017-02-20 2018-08-30 株式会社カネカ 発泡性メタクリル酸メチル系樹脂粒子の製造方法
JP7019410B2 (ja) * 2017-12-25 2022-02-15 株式会社カネカ 発泡性メタクリル酸メチル系樹脂粒子

Also Published As

Publication number Publication date
EP4174121A1 (en) 2023-05-03
WO2022004692A1 (ja) 2022-01-06
EP4174121A4 (en) 2024-06-26
CN115867601A (zh) 2023-03-28
CN115867601B (zh) 2024-05-03

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Effective date: 20240417