IT987708B - Procedimento per la produzione di particelle di polistirene espandibile per l ottenimento di corpi stampati a struttura cellulare con elevate caratteri stiche - Google Patents

Procedimento per la produzione di particelle di polistirene espandibile per l ottenimento di corpi stampati a struttura cellulare con elevate caratteri stiche

Info

Publication number
IT987708B
IT987708B IT2427273A IT2427273A IT987708B IT 987708 B IT987708 B IT 987708B IT 2427273 A IT2427273 A IT 2427273A IT 2427273 A IT2427273 A IT 2427273A IT 987708 B IT987708 B IT 987708B
Authority
IT
Italy
Prior art keywords
procedure
production
cellular structure
molded bodies
polystyrene particles
Prior art date
Application number
IT2427273A
Other languages
English (en)
Italian (it)
Inventor
G Biglione
G Bertazzoni
A Alvares
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
Priority to IT2427273A priority Critical patent/IT987708B/it
Priority to NL7406524A priority patent/NL7406524A/xx
Priority to DK265374A priority patent/DK144335C/da
Priority to FR7417047A priority patent/FR2229722B1/fr
Priority to JP5391274A priority patent/JPS5041965A/ja
Priority to GB2200674A priority patent/GB1467889A/en
Priority to CA200,177A priority patent/CA1033127A/en
Priority to DE19742424021 priority patent/DE2424021A1/de
Priority to BE144444A priority patent/BE815185A/xx
Application granted granted Critical
Publication of IT987708B publication Critical patent/IT987708B/it
Priority to US05/603,812 priority patent/US4020022A/en

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)
IT2427273A 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 IT987708B (it)

Priority Applications (10)

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
DK265374A DK144335C (da) 1973-05-18 1974-05-15 Fremgangsmaade til fremstilling af formede legemer paa basis afexpanderet polystyren
NL7406524A NL7406524A (xx) 1973-05-18 1974-05-15
JP5391274A JPS5041965A (xx) 1973-05-18 1974-05-16
FR7417047A FR2229722B1 (xx) 1973-05-18 1974-05-16
GB2200674A GB1467889A (en) 1973-05-18 1974-05-17 Expandable polymers of styrene
CA200,177A CA1033127A (en) 1973-05-18 1974-05-17 Molding pre-expanded styrene particles
DE19742424021 DE2424021A1 (de) 1973-05-18 1974-05-17 Verfahren zur herstellung von schaeumbaren teilchen auf der grundlage von polystyrol und geformten koerpern aus diesen
BE144444A BE815185A (fr) 1973-05-18 1974-05-17 Procede de production de particules de polystyrene expansible pour obtenir des corps moules a structure alveolaire et a caracteristiques elevees
US05/603,812 US4020022A (en) 1973-05-18 1975-08-12 Process for producing particles of expandable styrene polymers and articles of cellular structure formed from said particles

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 (1)

Publication Number Publication Date
IT987708B true IT987708B (it) 1975-03-20

Family

ID=11212856

Family Applications (1)

Application Number Title Priority Date Filing Date
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

Country Status (9)

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

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2860456D1 (en) * 1977-06-10 1981-03-26 Basf Wyandotte Corp Beads of expandable polystyrene with stabilized cell structure and process for making them.

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL137714C (xx) * 1962-01-02 1900-01-01
US3558534A (en) * 1969-03-21 1971-01-26 Michal Niechwiadowicz Molding expandable alkenyl aromatic polymer beads
GB1297105A (xx) * 1970-01-20 1972-11-22
US3682844A (en) * 1970-09-29 1972-08-08 Cupples Container Co Expandable polystyrene and method for producing same

Also Published As

Publication number Publication date
JPS5041965A (xx) 1975-04-16
FR2229722B1 (xx) 1977-03-11
FR2229722A1 (xx) 1974-12-13
DE2424021A1 (de) 1974-12-12
BE815185A (fr) 1974-11-18
CA1033127A (en) 1978-06-20
DK144335B (da) 1982-02-22
NL7406524A (xx) 1974-11-20
GB1467889A (en) 1977-03-23
DK144335C (da) 1982-07-19

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