FR2394575A1 - Particules de polystyrene expansible et procede de preparation - Google Patents

Particules de polystyrene expansible et procede de preparation

Info

Publication number
FR2394575A1
FR2394575A1 FR7817941A FR7817941A FR2394575A1 FR 2394575 A1 FR2394575 A1 FR 2394575A1 FR 7817941 A FR7817941 A FR 7817941A FR 7817941 A FR7817941 A FR 7817941A FR 2394575 A1 FR2394575 A1 FR 2394575A1
Authority
FR
France
Prior art keywords
preparation
polystyrene particles
expandable polystyrene
expandable
particles
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
FR7817941A
Other languages
English (en)
French (fr)
Other versions
FR2394575B1 (da
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.)
Montedison SpA
Original Assignee
Montedison SpA
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
Priority claimed from IT2478477A external-priority patent/IT1115353B/it
Priority claimed from IT25227/77A external-priority patent/IT1080686B/it
Application filed by Montedison SpA filed Critical Montedison SpA
Publication of FR2394575A1 publication Critical patent/FR2394575A1/fr
Application granted granted Critical
Publication of FR2394575B1 publication Critical patent/FR2394575B1/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
    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/0014—Use of organic additives
    • C08J9/0023—Use of organic additives containing oxygen
    • 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
    • C08J2325/00—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 at least one being terminated by an aromatic carbocyclic ring; Derivatives of such polymers
    • C08J2325/02—Homopolymers or copolymers of hydrocarbons
    • C08J2325/04—Homopolymers or copolymers of styrene

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Emergency Medicine (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
FR7817941A 1977-06-17 1978-06-15 Particules de polystyrene expansible et procede de preparation Granted FR2394575A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
IT2478477A IT1115353B (it) 1977-06-17 1977-06-17 Procedimento per la produzione di particelle di polistirene espandibile, per l'ottenimento di corpi stampati a struttura cellulare con elevate caratteristiche
IT25227/77A IT1080686B (it) 1977-06-30 1977-06-30 Particelle di polstirene espandibili migliorate e procedimento per la loro produzione

Publications (2)

Publication Number Publication Date
FR2394575A1 true FR2394575A1 (fr) 1979-01-12
FR2394575B1 FR2394575B1 (da) 1981-08-07

Family

ID=26328538

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7817941A Granted FR2394575A1 (fr) 1977-06-17 1978-06-15 Particules de polystyrene expansible et procede de preparation

Country Status (7)

Country Link
JP (1) JPS5433570A (da)
CA (1) CA1116799A (da)
DE (1) DE2826459A1 (da)
DK (1) DK264378A (da)
FR (1) FR2394575A1 (da)
GB (2) GB1591980A (da)
NL (1) NL7806418A (da)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS58208332A (ja) * 1982-05-28 1983-12-05 Kanegafuchi Chem Ind Co Ltd 良好な成形性を有する発泡性熱可塑性重合体粒子

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2219179A1 (da) * 1973-02-22 1976-05-14 Montedison Spa

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2219179A1 (da) * 1973-02-22 1976-05-14 Montedison Spa

Also Published As

Publication number Publication date
JPS5433570A (en) 1979-03-12
FR2394575B1 (da) 1981-08-07
DK264378A (da) 1978-12-18
GB1591980A (en) 1981-07-01
DE2826459A1 (de) 1979-01-04
NL7806418A (nl) 1978-12-19
GB1591979A (en) 1981-07-01
CA1116799A (en) 1982-01-19

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Legal Events

Date Code Title Description
ST Notification of lapse