GB873209A - Method of preparing shaped articles from isotactic crystallisable polymers - Google Patents

Method of preparing shaped articles from isotactic crystallisable polymers

Info

Publication number
GB873209A
GB873209A GB37641/58A GB3764158A GB873209A GB 873209 A GB873209 A GB 873209A GB 37641/58 A GB37641/58 A GB 37641/58A GB 3764158 A GB3764158 A GB 3764158A GB 873209 A GB873209 A GB 873209A
Authority
GB
United Kingdom
Prior art keywords
polystyrene
temperature
retained
minutes
order transition
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
GB37641/58A
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.)
Montedison SpA
Original Assignee
Montedison SpA
Montecatini Societa Generale per lIndustria Mineraria e Chimica SpA
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 Montedison SpA, Montecatini Societa Generale per lIndustria Mineraria e Chimica SpA filed Critical Montedison SpA
Publication of GB873209A publication Critical patent/GB873209A/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
    • B29C67/00—Shaping techniques not covered by groups B29C39/00 - B29C65/00, B29C70/00 or B29C73/00
    • B29C67/24—Shaping techniques not covered by groups B29C39/00 - B29C65/00, B29C70/00 or B29C73/00 characterised by the choice of material
    • 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
    • B29B9/00—Making granules
    • B29B9/02—Making granules by dividing preformed material
    • B29B9/06—Making granules by dividing preformed material in the form of filamentary material, e.g. combined with extrusion
    • 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
    • B29C67/00—Shaping techniques not covered by groups B29C39/00 - B29C65/00, B29C70/00 or B29C73/00
    • 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
    • B29K2025/00—Use of polymers of vinyl-aromatic compounds or derivatives thereof as moulding material

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Blow-Moulding Or Thermoforming Of Plastics Or The Like (AREA)
GB37641/58A 1957-11-27 1958-11-21 Method of preparing shaped articles from isotactic crystallisable polymers Expired GB873209A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT873209X 1957-11-27

Publications (1)

Publication Number Publication Date
GB873209A true GB873209A (en) 1961-07-19

Family

ID=11330816

Family Applications (1)

Application Number Title Priority Date Filing Date
GB37641/58A Expired GB873209A (en) 1957-11-27 1958-11-21 Method of preparing shaped articles from isotactic crystallisable polymers

Country Status (6)

Country Link
BE (1) BE573324A (xx)
DE (1) DE1138915B (xx)
FR (1) FR1216397A (xx)
GB (1) GB873209A (xx)
IT (1) IT588802A (xx)
NL (2) NL233630A (xx)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3345447A (en) * 1964-07-08 1967-10-03 Hercules Inc Method for forming polypropylene film
DE1264048B (de) * 1966-05-05 1968-03-21 Basf Ag Verfahren zur Herstellung von schlagfesten Styrolpolymerisate enthaltenden Formmassen mit erhoehtem Erweichungspunkt

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3345447A (en) * 1964-07-08 1967-10-03 Hercules Inc Method for forming polypropylene film
DE1264048B (de) * 1966-05-05 1968-03-21 Basf Ag Verfahren zur Herstellung von schlagfesten Styrolpolymerisate enthaltenden Formmassen mit erhoehtem Erweichungspunkt

Also Published As

Publication number Publication date
NL233630A (xx)
FR1216397A (fr) 1960-04-25
DE1138915B (de) 1962-10-31
IT588802A (xx)
NL103376C (xx)
BE573324A (xx)

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