GB1356587A - Producting resin sheet - Google Patents

Producting resin sheet

Info

Publication number
GB1356587A
GB1356587A GB172071A GB172071A GB1356587A GB 1356587 A GB1356587 A GB 1356587A GB 172071 A GB172071 A GB 172071A GB 172071 A GB172071 A GB 172071A GB 1356587 A GB1356587 A GB 1356587A
Authority
GB
United Kingdom
Prior art keywords
foamed
resin
sheet
concave surface
resin sheet
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
GB172071A
Other languages
English (en)
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 Ltd
Original Assignee
Monsanto 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
Application filed by Monsanto Ltd filed Critical Monsanto Ltd
Priority to GB172071A priority Critical patent/GB1356587A/en
Priority to AU37708/72A priority patent/AU3770872A/en
Priority to BE777888A priority patent/BE777888R/xx
Priority to FR7200614A priority patent/FR2121695B2/fr
Publication of GB1356587A publication Critical patent/GB1356587A/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
    • 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
    • B29C44/20—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of indefinite length
    • B29C44/28—Expanding the moulding material on continuous moving surfaces without restricting the upwards growth of the foam
    • 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
    • B29C44/505—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 extruding the compound through a flat die
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2007/00—Flat articles, e.g. films or sheets

Landscapes

  • Extrusion Moulding Of Plastics Or The Like (AREA)
GB172071A 1971-01-13 1971-01-13 Producting resin sheet Expired GB1356587A (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
GB172071A GB1356587A (en) 1971-01-13 1971-01-13 Producting resin sheet
AU37708/72A AU3770872A (en) 1971-01-13 1972-01-07 Producing resin sheet
BE777888A BE777888R (fr) 1971-01-13 1972-01-10 Fabrication par extrusion de feuilles de resine
FR7200614A FR2121695B2 (cs) 1971-01-13 1972-01-10

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB172071A GB1356587A (en) 1971-01-13 1971-01-13 Producting resin sheet

Publications (1)

Publication Number Publication Date
GB1356587A true GB1356587A (en) 1974-06-12

Family

ID=9726845

Family Applications (1)

Application Number Title Priority Date Filing Date
GB172071A Expired GB1356587A (en) 1971-01-13 1971-01-13 Producting resin sheet

Country Status (4)

Country Link
AU (1) AU3770872A (cs)
BE (1) BE777888R (cs)
FR (1) FR2121695B2 (cs)
GB (1) GB1356587A (cs)

Also Published As

Publication number Publication date
AU3770872A (en) 1973-07-12
FR2121695A2 (cs) 1972-08-25
FR2121695B2 (cs) 1977-12-23
BE777888R (fr) 1972-07-10

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Legal Events

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