GB1238881A - - Google Patents

Info

Publication number
GB1238881A
GB1238881A GB1238881DA GB1238881A GB 1238881 A GB1238881 A GB 1238881A GB 1238881D A GB1238881D A GB 1238881DA GB 1238881 A GB1238881 A GB 1238881A
Authority
GB
United Kingdom
Prior art keywords
polymer
acrylonitrile
jan
heating
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
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 GB1238881A publication Critical patent/GB1238881A/en
Expired legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
    • B29B13/00—Conditioning or physical treatment of the material to be shaped
    • B29B13/02—Conditioning or physical treatment of the material to be shaped by heating
    • B29B13/023—Half-products, e.g. films, plates
    • 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
    • B29C51/00—Shaping by thermoforming, i.e. shaping sheets or sheet like preforms after heating, e.g. shaping sheets in matched moulds or by deep-drawing; Apparatus therefor
    • B29C51/002—Shaping by thermoforming, i.e. shaping sheets or sheet like preforms after heating, e.g. shaping sheets in matched moulds or by deep-drawing; Apparatus therefor characterised by the choice of 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
    • C08J3/00—Processes of treating or compounding macromolecular substances
    • C08J3/28—Treatment by wave energy or particle radiation

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
GB1238881D 1968-01-25 1968-01-25 Expired GB1238881A (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB389768 1968-01-25

Publications (1)

Publication Number Publication Date
GB1238881A true GB1238881A (enrdf_load_stackoverflow) 1971-07-14

Family

ID=9766926

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1238881D Expired GB1238881A (enrdf_load_stackoverflow) 1968-01-25 1968-01-25

Country Status (3)

Country Link
BE (1) BE769930A (enrdf_load_stackoverflow)
CA (1) CA986637A (enrdf_load_stackoverflow)
GB (1) GB1238881A (enrdf_load_stackoverflow)

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4335227A (en) * 1979-08-02 1982-06-15 Emery Industries, Inc. Rubber compositions and method of vulcanizing same in ultrahigh-frequency field
US4452943A (en) * 1971-09-10 1984-06-05 Conrad Goldman Thermoforming of thermoplastic polymers
US4597922A (en) * 1984-05-29 1986-07-01 Shell Oil Company Molding RF moldable thermoplastic compositions
US4921647A (en) * 1988-10-27 1990-05-01 Shell Oil Company Method of shaping a laminated thermoplastic billet
US4937021A (en) * 1988-09-19 1990-06-26 Shell Oil Company Laminated billet process
EP0638404A1 (en) * 1993-07-23 1995-02-15 Palboard Ltd. Method and apparatus for producing plastic products
US6588772B2 (en) 2000-12-28 2003-07-08 The Burton Corporation Sintered sheet plastic material and gliding board base material
RU2294830C2 (ru) * 2005-01-19 2007-03-10 Федеральное государственное унитарное предприятие Самарский электромеханический завод (ФГУП "СЭМЗ") Способ литьевого прессования мелкоразмерных изделий
RU2294831C2 (ru) * 2005-01-19 2007-03-10 Федеральное государственное унитарное предприятие Самарский электромеханический завод (ФГУП "СЭМЗ") Способ прямого горячего прессования мелкоразмерных изделий

Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4452943A (en) * 1971-09-10 1984-06-05 Conrad Goldman Thermoforming of thermoplastic polymers
US4335227A (en) * 1979-08-02 1982-06-15 Emery Industries, Inc. Rubber compositions and method of vulcanizing same in ultrahigh-frequency field
US4597922A (en) * 1984-05-29 1986-07-01 Shell Oil Company Molding RF moldable thermoplastic compositions
US4937021A (en) * 1988-09-19 1990-06-26 Shell Oil Company Laminated billet process
US4921647A (en) * 1988-10-27 1990-05-01 Shell Oil Company Method of shaping a laminated thermoplastic billet
EP0638404A1 (en) * 1993-07-23 1995-02-15 Palboard Ltd. Method and apparatus for producing plastic products
US5589260A (en) * 1993-07-23 1996-12-31 Palboard Ltd. Method and apparatus for producing plastic products
US6588772B2 (en) 2000-12-28 2003-07-08 The Burton Corporation Sintered sheet plastic material and gliding board base material
RU2294830C2 (ru) * 2005-01-19 2007-03-10 Федеральное государственное унитарное предприятие Самарский электромеханический завод (ФГУП "СЭМЗ") Способ литьевого прессования мелкоразмерных изделий
RU2294831C2 (ru) * 2005-01-19 2007-03-10 Федеральное государственное унитарное предприятие Самарский электромеханический завод (ФГУП "СЭМЗ") Способ прямого горячего прессования мелкоразмерных изделий

Also Published As

Publication number Publication date
CA986637A (en) 1976-03-30
BE769930A (fr) 1971-11-16

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Legal Events

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