GB1137339A - A process for the production of foam from polymers and/or copolymers of vinyl chloride - Google Patents

A process for the production of foam from polymers and/or copolymers of vinyl chloride

Info

Publication number
GB1137339A
GB1137339A GB3771667A GB3771667A GB1137339A GB 1137339 A GB1137339 A GB 1137339A GB 3771667 A GB3771667 A GB 3771667A GB 3771667 A GB3771667 A GB 3771667A GB 1137339 A GB1137339 A GB 1137339A
Authority
GB
United Kingdom
Prior art keywords
zone
cooling
pressure
atm
weight
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
GB3771667A
Other languages
English (en)
Inventor
Carel Jan Breukink
Jacob Vermeulen
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.)
SHELL INT RESEARCH
Shell Internationale Research Maatschappij BV
Original Assignee
SHELL INT RESEARCH
Shell Internationale Research Maatschappij BV
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 SHELL INT RESEARCH, Shell Internationale Research Maatschappij BV filed Critical SHELL INT RESEARCH
Publication of GB1137339A publication Critical patent/GB1137339A/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
    • C08J9/04—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
    • C08J9/12—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a physical blowing agent
    • C08J9/14—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a physical blowing agent organic
    • C08J9/142—Compounds containing oxygen but no halogen atom
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
    • B29C44/34—Auxiliary operations
    • B29C44/3442—Mixing, kneading or conveying the foamable material
    • 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
    • C08J9/04—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
    • C08J9/12—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a physical blowing agent
    • C08J9/14—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a physical blowing agent organic
    • C08J9/143—Halogen containing compounds
    • 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
    • C08J2327/00—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 a halogen; Derivatives of such polymers
    • C08J2327/02—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 a halogen; Derivatives of such polymers not modified by chemical after-treatment
    • C08J2327/04—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 a halogen; Derivatives of such polymers not modified by chemical after-treatment containing chlorine atoms
    • C08J2327/06—Homopolymers or copolymers of vinyl chloride

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)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
GB3771667A 1966-08-18 1967-08-16 A process for the production of foam from polymers and/or copolymers of vinyl chloride Expired GB1137339A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
NL6611678A NL6611678A (enrdf_load_stackoverflow) 1966-08-18 1966-08-18

Publications (1)

Publication Number Publication Date
GB1137339A true GB1137339A (en) 1968-12-18

Family

ID=19797443

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3771667A Expired GB1137339A (en) 1966-08-18 1967-08-16 A process for the production of foam from polymers and/or copolymers of vinyl chloride

Country Status (4)

Country Link
BE (1) BE702706A (enrdf_load_stackoverflow)
DE (1) DE1729005A1 (enrdf_load_stackoverflow)
GB (1) GB1137339A (enrdf_load_stackoverflow)
NL (1) NL6611678A (enrdf_load_stackoverflow)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0039117A1 (en) * 1980-04-26 1981-11-04 Stamicarbon B.V. Rigid polyvinyl chloride foam
EP0074647A1 (en) * 1981-09-14 1983-03-23 The B.F. GOODRICH Company Foamed chlorinated polyvinyl chloride and compositions for making same
GB2179886A (en) * 1985-07-24 1987-03-18 Sekisui Plastics Method and apparatus for production of foamed thermoplastics material
CH691046A5 (de) * 1996-06-05 2001-04-12 Veka Ag Thermoplastischer Werkstoff.
WO2005052042A3 (en) * 2003-11-25 2005-12-08 Honeywell Int Inc Mixtures of hydrofluorcarbons and acids as foam blowing agents

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DK183380A (da) * 1979-05-11 1980-11-12 Shinetsu Chemical Co Fremgangsmaade til fremstilling af opskummet cellelegeme af harpiks paa vinylchloridbasis
US4401612A (en) * 1981-06-17 1983-08-30 The B. F. Goodrich Company Method and apparatus for extruding foam polymeric materials involving the use of an extrusion screw having spaced multiple flight mixing means thereon
US4409165A (en) * 1981-06-18 1983-10-11 The B. F. Goodrich Company Method and apparatus for extruding a cellular product
US4393017A (en) * 1981-06-18 1983-07-12 The B. F. Goodrich Company Apparatus and method for making foamed resin products

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0039117A1 (en) * 1980-04-26 1981-11-04 Stamicarbon B.V. Rigid polyvinyl chloride foam
EP0039118A1 (en) * 1980-04-26 1981-11-04 Stamicarbon B.V. Rigid polyvinyl chloride foam
EP0040443A3 (en) * 1980-04-26 1981-12-02 Stamicarbon B.V. Method for the preparation of rigid polyvinyl chloride foams
EP0074647A1 (en) * 1981-09-14 1983-03-23 The B.F. GOODRICH Company Foamed chlorinated polyvinyl chloride and compositions for making same
GB2179886A (en) * 1985-07-24 1987-03-18 Sekisui Plastics Method and apparatus for production of foamed thermoplastics material
GB2179886B (en) * 1985-07-24 1989-09-20 Sekisui Plastics Method and apparatus for production of foamed thermoplastics material
CH691046A5 (de) * 1996-06-05 2001-04-12 Veka Ag Thermoplastischer Werkstoff.
WO2005052042A3 (en) * 2003-11-25 2005-12-08 Honeywell Int Inc Mixtures of hydrofluorcarbons and acids as foam blowing agents

Also Published As

Publication number Publication date
BE702706A (enrdf_load_stackoverflow) 1968-02-16
NL6611678A (enrdf_load_stackoverflow) 1968-02-19
DE1729005A1 (de) 1971-06-03

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