FR2229722A1 - - Google Patents

Info

Publication number
FR2229722A1
FR2229722A1 FR7417047A FR7417047A FR2229722A1 FR 2229722 A1 FR2229722 A1 FR 2229722A1 FR 7417047 A FR7417047 A FR 7417047A FR 7417047 A FR7417047 A FR 7417047A FR 2229722 A1 FR2229722 A1 FR 2229722A1
Authority
FR
France
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
FR7417047A
Other languages
French (fr)
Other versions
FR2229722B1 (es
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
Application filed by Montedison SpA filed Critical Montedison SpA
Publication of FR2229722A1 publication Critical patent/FR2229722A1/fr
Application granted granted Critical
Publication of FR2229722B1 publication Critical patent/FR2229722B1/fr
Expired 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
    • C08J9/0061—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof characterized by the use of several polymeric components
    • 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
    • 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
    • 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
    • C08J2423/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers

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)
  • Graft Or Block Polymers (AREA)
FR7417047A 1973-05-18 1974-05-16 Expired FR2229722B1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT2427273A IT987708B (it) 1973-05-18 1973-05-18 Procedimento per la produzione di particelle di polistirene espandibile per l ottenimento di corpi stampati a struttura cellulare con elevate caratteri stiche

Publications (2)

Publication Number Publication Date
FR2229722A1 true FR2229722A1 (es) 1974-12-13
FR2229722B1 FR2229722B1 (es) 1977-03-11

Family

ID=11212856

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7417047A Expired FR2229722B1 (es) 1973-05-18 1974-05-16

Country Status (9)

Country Link
JP (1) JPS5041965A (es)
BE (1) BE815185A (es)
CA (1) CA1033127A (es)
DE (1) DE2424021A1 (es)
DK (1) DK144335C (es)
FR (1) FR2229722B1 (es)
GB (1) GB1467889A (es)
IT (1) IT987708B (es)
NL (1) NL7406524A (es)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0000120A1 (en) * 1977-06-10 1979-01-10 Basf Wyandotte Corporation Beads of expandable polystyrene with stabilized cell structure and process for making them.

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1349495A (fr) * 1962-01-02 1964-01-17 Shell Int Research Procédé de préparation de composés cellulaires polyvinyliques
US3558534A (en) * 1969-03-21 1971-01-26 Michal Niechwiadowicz Molding expandable alkenyl aromatic polymer beads
FR2075492A5 (es) * 1970-01-20 1971-10-08 Monsanto Chemicals
US3682844A (en) * 1970-09-29 1972-08-08 Cupples Container Co Expandable polystyrene and method for producing same

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1349495A (fr) * 1962-01-02 1964-01-17 Shell Int Research Procédé de préparation de composés cellulaires polyvinyliques
US3558534A (en) * 1969-03-21 1971-01-26 Michal Niechwiadowicz Molding expandable alkenyl aromatic polymer beads
FR2075492A5 (es) * 1970-01-20 1971-10-08 Monsanto Chemicals
US3682844A (en) * 1970-09-29 1972-08-08 Cupples Container Co Expandable polystyrene and method for producing same

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0000120A1 (en) * 1977-06-10 1979-01-10 Basf Wyandotte Corporation Beads of expandable polystyrene with stabilized cell structure and process for making them.

Also Published As

Publication number Publication date
JPS5041965A (es) 1975-04-16
FR2229722B1 (es) 1977-03-11
DE2424021A1 (de) 1974-12-12
BE815185A (fr) 1974-11-18
IT987708B (it) 1975-03-20
CA1033127A (en) 1978-06-20
DK144335B (da) 1982-02-22
NL7406524A (es) 1974-11-20
GB1467889A (en) 1977-03-23
DK144335C (da) 1982-07-19

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Legal Events

Date Code Title Description
ST Notification of lapse