CA1021912A - Manufacture of particulate expandable styrene polymers requiring short minimum residence times in the mold - Google Patents

Manufacture of particulate expandable styrene polymers requiring short minimum residence times in the mold

Info

Publication number
CA1021912A
CA1021912A CA177,701A CA177701A CA1021912A CA 1021912 A CA1021912 A CA 1021912A CA 177701 A CA177701 A CA 177701A CA 1021912 A CA1021912 A CA 1021912A
Authority
CA
Canada
Prior art keywords
mold
manufacture
residence times
styrene polymers
expandable styrene
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.)
Expired
Application number
CA177,701A
Other versions
CA177701S (en
Inventor
Heinz Burger
Karl Buchholz
Ludwig Zuern
Erhard Stahnecker
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.)
BASF SE
Original Assignee
BASF SE
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 BASF SE filed Critical BASF SE
Application granted granted Critical
Publication of CA1021912A publication Critical patent/CA1021912A/en
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
    • C08J9/16—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
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F279/00—Macromolecular compounds obtained by polymerising monomers on to polymers of monomers having two or more carbon-to-carbon double bonds as defined in group C08F36/00
    • C08F279/02—Macromolecular compounds obtained by polymerising monomers on to polymers of monomers having two or more carbon-to-carbon double bonds as defined in group C08F36/00 on to polymers of conjugated dienes
    • 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)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Polymerisation Methods In General (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
CA177,701A 1972-08-03 1973-07-31 Manufacture of particulate expandable styrene polymers requiring short minimum residence times in the mold Expired CA1021912A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19722238128 DE2238128C2 (en) 1972-08-03 1972-08-03 Process for the production of expandable, particulate styrene polymers with a short minimum mold residence time

Publications (1)

Publication Number Publication Date
CA1021912A true CA1021912A (en) 1977-12-06

Family

ID=5852521

Family Applications (1)

Application Number Title Priority Date Filing Date
CA177,701A Expired CA1021912A (en) 1972-08-03 1973-07-31 Manufacture of particulate expandable styrene polymers requiring short minimum residence times in the mold

Country Status (8)

Country Link
JP (1) JPS5721527B2 (en)
AR (1) AR195845A1 (en)
AU (1) AU475819B2 (en)
BR (1) BR7305951D0 (en)
CA (1) CA1021912A (en)
DE (1) DE2238128C2 (en)
ES (1) ES417542A1 (en)
FR (1) FR2194732A1 (en)

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3192169A (en) * 1965-01-07 1965-06-29 Kenneth W Doak Method of making expandable polymeric styrene particles
FR1480502A (en) * 1965-05-13 1967-05-12 Foster Grant Co Inc Process for preparing expandable plastic particles
DE1256888B (en) * 1966-01-15 1967-12-21 Basf Ag Reduction of the minimum dwell time in the production of cell bodies from styrene polymers

Also Published As

Publication number Publication date
FR2194732A1 (en) 1974-03-01
ES417542A1 (en) 1976-03-01
AU475819B2 (en) 1976-09-02
DE2238128C2 (en) 1984-07-12
DE2238128A1 (en) 1974-03-14
AU5865073A (en) 1975-01-30
FR2194732B1 (en) 1978-10-20
JPS5721527B2 (en) 1982-05-08
AR195845A1 (en) 1973-11-09
JPS4959890A (en) 1974-06-11
BR7305951D0 (en) 1974-05-16

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