FR2240239A1 - Expansible (co)polymethacrylate beads prepn - by polymn under pressure during later stage of reaction - Google Patents

Expansible (co)polymethacrylate beads prepn - by polymn under pressure during later stage of reaction

Info

Publication number
FR2240239A1
FR2240239A1 FR7427690A FR7427690A FR2240239A1 FR 2240239 A1 FR2240239 A1 FR 2240239A1 FR 7427690 A FR7427690 A FR 7427690A FR 7427690 A FR7427690 A FR 7427690A FR 2240239 A1 FR2240239 A1 FR 2240239A1
Authority
FR
France
Prior art keywords
expansible
reaction
polymn
prepn
under pressure
Prior art date
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.)
Granted
Application number
FR7427690A
Other languages
English (en)
French (fr)
Other versions
FR2240239B1 (enExample
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
KH Neochem Co Ltd
Original Assignee
Kyowa Yuka Co 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 Kyowa Yuka Co Ltd filed Critical Kyowa Yuka Co Ltd
Publication of FR2240239A1 publication Critical patent/FR2240239A1/fr
Application granted granted Critical
Publication of FR2240239B1 publication Critical patent/FR2240239B1/fr
Granted 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
    • C08J9/20—Making expandable particles by suspension polymerisation in the presence of 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
    • 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)
  • 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)
FR7427690A 1973-08-11 1974-08-09 Expansible (co)polymethacrylate beads prepn - by polymn under pressure during later stage of reaction Granted FR2240239A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8967273A JPS5653579B2 (enExample) 1973-08-11 1973-08-11

Publications (2)

Publication Number Publication Date
FR2240239A1 true FR2240239A1 (en) 1975-03-07
FR2240239B1 FR2240239B1 (enExample) 1978-02-17

Family

ID=13977224

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7427690A Granted FR2240239A1 (en) 1973-08-11 1974-08-09 Expansible (co)polymethacrylate beads prepn - by polymn under pressure during later stage of reaction

Country Status (2)

Country Link
JP (1) JPS5653579B2 (enExample)
FR (1) FR2240239A1 (enExample)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP5307985B2 (ja) * 2006-04-26 2013-10-02 株式会社ジェイエスピー アクリル系樹脂発泡粒子、発泡性アクリル系樹脂粒子及びアクリル系樹脂発泡粒子成形体の製造方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS525003B2 (enExample) * 1971-12-28 1977-02-09
JPS5311637Y2 (enExample) * 1973-06-05 1978-03-29

Also Published As

Publication number Publication date
JPS5038764A (enExample) 1975-04-10
FR2240239B1 (enExample) 1978-02-17
JPS5653579B2 (enExample) 1981-12-19

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Legal Events

Date Code Title Description
ST Notification of lapse