GB1226422A - - Google Patents

Info

Publication number
GB1226422A
GB1226422A GB1226422DA GB1226422A GB 1226422 A GB1226422 A GB 1226422A GB 1226422D A GB1226422D A GB 1226422DA GB 1226422 A GB1226422 A GB 1226422A
Authority
GB
United Kingdom
Prior art keywords
extruder
rotor
stator
rotaryplate
uniformly distributed
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
Other languages
English (en)
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 filed Critical
Publication of GB1226422A publication Critical patent/GB1226422A/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
    • 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
    • B29C44/36—Feeding the material to be shaped
    • B29C44/46—Feeding the material to be shaped into an open space or onto moving surfaces, i.e. to make articles of indefinite length
    • B29C44/50—Feeding the material to be shaped into an open space or onto moving surfaces, i.e. to make articles of indefinite length using pressure difference, e.g. by extrusion or by spraying
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2027/00—Use of polyvinylhalogenides or derivatives thereof as moulding material
    • B29K2027/06—PVC, i.e. polyvinylchloride
    • 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)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
GB1226422D 1967-05-26 1968-05-21 Expired GB1226422A (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR108054A FR1532472A (fr) 1967-05-26 1967-05-26 Procédé de préparation de mousses de compositions polymères ou copolymères non plastifiées, à base de chlorure de vinyle, par extrusion, et mousses de faibles densités en résultant

Publications (1)

Publication Number Publication Date
GB1226422A true GB1226422A (enrdf_load_stackoverflow) 1971-03-31

Family

ID=8631725

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1226422D Expired GB1226422A (enrdf_load_stackoverflow) 1967-05-26 1968-05-21

Country Status (5)

Country Link
BE (1) BE715660A (enrdf_load_stackoverflow)
DE (1) DE1778630C2 (enrdf_load_stackoverflow)
FR (1) FR1532472A (enrdf_load_stackoverflow)
GB (1) GB1226422A (enrdf_load_stackoverflow)
NL (1) NL155756B (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2366795A (en) * 2000-09-13 2002-03-20 Procter & Gamble Preparation of a foam component by extrusion

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1073620A (en) * 1975-03-25 1980-03-18 Seizaburo Watanabe Extrusion foamed article and process for producing the same

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1261670B (de) * 1957-08-19 1968-02-22 Gruenzweig & Hartmann Verfahren zur kontinuierlichen Herstellung von Zellkoerpern aus Polymerisaten von Vinylchlorid oder vinylaromatischen Monomeren
NL300591A (enrdf_load_stackoverflow) * 1963-11-05
FR1461398A (fr) * 1965-05-19 1966-02-25 Pechiney Saint Gobain Appareil d'extrusion à plateau tournant destiné au travail des hauts polymères

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2366795A (en) * 2000-09-13 2002-03-20 Procter & Gamble Preparation of a foam component by extrusion

Also Published As

Publication number Publication date
BE715660A (enrdf_load_stackoverflow) 1968-11-25
NL155756B (nl) 1978-02-15
NL6806934A (enrdf_load_stackoverflow) 1968-11-27
DE1778630B1 (de) 1974-03-28
DE1778630C2 (de) 1974-10-31
FR1532472A (fr) 1968-07-12

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee