GB1159920A - Extrusion of Resins. - Google Patents

Extrusion of Resins.

Info

Publication number
GB1159920A
GB1159920A GB21006/67A GB2100667A GB1159920A GB 1159920 A GB1159920 A GB 1159920A GB 21006/67 A GB21006/67 A GB 21006/67A GB 2100667 A GB2100667 A GB 2100667A GB 1159920 A GB1159920 A GB 1159920A
Authority
GB
United Kingdom
Prior art keywords
grooves
extend
provision
slits
section
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
GB21006/67A
Other languages
English (en)
Inventor
William Rees Foster
Stanley John Skinner
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.)
Monsanto Chemicals Ltd
Original Assignee
Monsanto Chemicals Ltd
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 claimed from GB26765/65A external-priority patent/GB1098408A/en
Application filed by Monsanto Chemicals Ltd filed Critical Monsanto Chemicals Ltd
Priority to GB21006/67A priority Critical patent/GB1159920A/en
Priority to DE19681778416 priority patent/DE1778416A1/de
Priority to US00726061A priority patent/US3723586A/en
Priority to BE714564D priority patent/BE714564A/xx
Priority to FR150498A priority patent/FR94423E/fr
Publication of GB1159920A publication Critical patent/GB1159920A/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
    • B29C44/468—Feeding the material to be shaped into an open space or onto moving surfaces, i.e. to make articles of indefinite length in a plurality of parallel streams which unite during the foaming

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)
GB21006/67A 1965-06-24 1967-05-05 Extrusion of Resins. Expired GB1159920A (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
GB21006/67A GB1159920A (en) 1965-06-24 1967-05-05 Extrusion of Resins.
DE19681778416 DE1778416A1 (de) 1965-06-24 1968-04-26 Extrudieren von Harzen
US00726061A US3723586A (en) 1965-06-24 1968-05-02 A process of extruding a foamable thermoplastic resin
BE714564D BE714564A (https=) 1965-06-24 1968-05-02
FR150498A FR94423E (fr) 1965-06-24 1968-05-03 Procédé et appareil pour produire, par extrusion, une mousse de resine thermoplastique et produit obtenu.

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB26765/65A GB1098408A (en) 1965-06-24 1965-06-24 Extrusion of resins
GB21006/67A GB1159920A (en) 1965-06-24 1967-05-05 Extrusion of Resins.

Publications (1)

Publication Number Publication Date
GB1159920A true GB1159920A (en) 1969-07-30

Family

ID=10155589

Family Applications (1)

Application Number Title Priority Date Filing Date
GB21006/67A Expired GB1159920A (en) 1965-06-24 1967-05-05 Extrusion of Resins.

Country Status (5)

Country Link
US (1) US3723586A (https=)
BE (1) BE714564A (https=)
DE (1) DE1778416A1 (https=)
FR (1) FR94423E (https=)
GB (1) GB1159920A (https=)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2129523C3 (de) * 1971-06-15 1975-10-09 Bayer Ag, 5090 Leverkusen Geschäumte thermoplastische Formkörper
DE4011003A1 (de) * 1990-04-05 1991-10-10 Gerro Plast Gmbh Verfahren zur herstellung von geschaeumten polystyrolfolien
US5225451A (en) * 1992-08-27 1993-07-06 Astro-Valcour, Inc. Ultra low density polyolefin foam, foamable polyolefin compositions and process for making same
US5290822A (en) * 1992-08-27 1994-03-01 Astro-Valcour, Inc. Ultra low density polyolefin foam, foamable polyolefin compositions and process for making same
DK0922554T3 (da) 1997-12-08 2003-10-20 Dow Deutschland Inc Flerlagsskum, fremgangsmåde til dets fremstilling og anvendelse heraf
EP0921148A1 (en) 1997-12-08 1999-06-09 Dow Deutschland Inc. Low density strand foams
US6844055B1 (en) * 1999-12-02 2005-01-18 Dow Global Technologies Inc. Hollow strandfoam and preparation thereof
US7951449B2 (en) * 2002-06-27 2011-05-31 Wenguang Ma Polyester core materials and structural sandwich composites thereof
WO2006102143A2 (en) * 2005-03-18 2006-09-28 Dow Global Technologies Inc. Extrusion die plate

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2766480A (en) * 1952-08-28 1956-10-16 Western Electric Co Methods of and apparatus for extruding cellular plastics
US2766481A (en) * 1952-08-28 1956-10-16 Western Electric Co Methods of and apparatus for extruding cellular plastics
US2848739A (en) * 1955-09-30 1958-08-26 Western Electric Co Methods of and apparatus for making cellular plastic products
GB912888A (https=) * 1959-07-22 1900-01-01
US3321804A (en) * 1964-10-14 1967-05-30 Dow Chemical Co Extrusion of wide thermoplastic film and sheet
GB1084000A (en) * 1964-12-29 1967-09-20 Monsanto Chemicals Extrusion of resins

Also Published As

Publication number Publication date
US3723586A (en) 1973-03-27
FR94423E (fr) 1969-08-14
BE714564A (https=) 1968-11-04
DE1778416A1 (de) 1971-08-05

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Legal Events

Date Code Title Description
PS Patent sealed [section 19, patents act 1949]
PLE Entries relating assignments, transmissions, licences in the register of patents
PCNP Patent ceased through non-payment of renewal fee