BE771338A - Preparation de perles deformees de polymeres du styrene. - Google Patents

Preparation de perles deformees de polymeres du styrene.

Info

Publication number
BE771338A
BE771338A BE771338A BE771338A BE771338A BE 771338 A BE771338 A BE 771338A BE 771338 A BE771338 A BE 771338A BE 771338 A BE771338 A BE 771338A BE 771338 A BE771338 A BE 771338A
Authority
BE
Belgium
Prior art keywords
deformed
preparation
polymer beads
styrene polymer
styrene
Prior art date
Application number
BE771338A
Other languages
English (en)
Original Assignee
Pechiney Saint Gobain
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 to FR7005966A priority Critical patent/FR2079991A5/fr
Application filed by Pechiney Saint Gobain filed Critical Pechiney Saint Gobain
Priority to BE771338A priority patent/BE771338A/fr
Publication of BE771338A publication Critical patent/BE771338A/fr

Links

Classifications

    • 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
    • C08F12/00—Homopolymers and 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
    • C08F12/02—Monomers containing only one unsaturated aliphatic radical
    • C08F12/04—Monomers containing only one unsaturated aliphatic radical containing one ring
    • C08F12/06—Hydrocarbons
    • C08F12/08—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
    • 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

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)
  • Lubricants (AREA)
BE771338A 1970-02-19 1971-08-13 Preparation de perles deformees de polymeres du styrene. BE771338A (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
FR7005966A FR2079991A5 (en) 1970-02-19 1970-02-19 Asymmetrical polystyrene pearls - by agitated suspension polymn in the presence of colloid protectors
BE771338A BE771338A (fr) 1970-02-19 1971-08-13 Preparation de perles deformees de polymeres du styrene.

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR7005966A FR2079991A5 (en) 1970-02-19 1970-02-19 Asymmetrical polystyrene pearls - by agitated suspension polymn in the presence of colloid protectors
BE771338A BE771338A (fr) 1970-02-19 1971-08-13 Preparation de perles deformees de polymeres du styrene.

Publications (1)

Publication Number Publication Date
BE771338A true BE771338A (fr) 1972-02-16

Family

ID=25656930

Family Applications (1)

Application Number Title Priority Date Filing Date
BE771338A BE771338A (fr) 1970-02-19 1971-08-13 Preparation de perles deformees de polymeres du styrene.

Country Status (2)

Country Link
BE (1) BE771338A (fr)
FR (1) FR2079991A5 (fr)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3331570A1 (de) * 1983-09-01 1985-03-21 Chemische Werke Hüls AG, 4370 Marl Verfahren zum steuern der groesse der perlen bei der herstellung von expandierbaren styrolpolymerisaten durch suspensionspolymerisation
DE10243905A1 (de) * 2002-09-20 2004-04-01 Basf Ag Mischungen treibmittelfreier Mikrogranulate

Also Published As

Publication number Publication date
FR2079991A5 (en) 1971-11-12

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