FR2325486A1 - Objet en polyolefine et son procede de fabrication - Google Patents

Objet en polyolefine et son procede de fabrication

Info

Publication number
FR2325486A1
FR2325486A1 FR7529770A FR7529770A FR2325486A1 FR 2325486 A1 FR2325486 A1 FR 2325486A1 FR 7529770 A FR7529770 A FR 7529770A FR 7529770 A FR7529770 A FR 7529770A FR 2325486 A1 FR2325486 A1 FR 2325486A1
Authority
FR
France
Prior art keywords
parison
mould
wall
gradient
prods
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.)
Granted
Application number
FR7529770A
Other languages
English (en)
French (fr)
Other versions
FR2325486B1 (OSRAM
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.)
SOLITAIRE PRODUITS ENTRETIEN F
Original Assignee
SOLITAIRE PRODUITS ENTRETIEN F
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 SOLITAIRE PRODUITS ENTRETIEN F filed Critical SOLITAIRE PRODUITS ENTRETIEN F
Priority to FR7529770A priority Critical patent/FR2325486A1/fr
Publication of FR2325486A1 publication Critical patent/FR2325486A1/fr
Application granted granted Critical
Publication of FR2325486B1 publication Critical patent/FR2325486B1/fr
Granted 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
    • B29C49/00—Blow-moulding, i.e. blowing a preform or parison to a desired shape within a mould; Apparatus therefor
    • B29C49/42—Component parts, details or accessories; Auxiliary operations
    • B29C49/64—Heating or cooling preforms, parisons or blown articles
    • B29C49/6472—Heating or cooling preforms, parisons or blown articles in several stages
    • 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
    • B29C37/00—Component parts, details, accessories or auxiliary operations, not covered by group B29C33/00 or B29C35/00
    • B29C37/0053—Moulding articles characterised by the shape of the surface, e.g. ribs, high polish
    • 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
    • B29K2023/00—Use of polyalkenes or derivatives thereof as moulding material
    • 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
    • B29K2023/00—Use of polyalkenes or derivatives thereof as moulding material
    • B29K2023/04—Polymers of ethylene
    • B29K2023/06—PE, i.e. polyethylene
    • 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
    • B29K2023/00—Use of polyalkenes or derivatives thereof as moulding material
    • B29K2023/10—Polymers of propylene
    • B29K2023/12—PP, i.e. polypropylene
    • 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
    • B29K2995/00—Properties of moulding materials, reinforcements, fillers, preformed parts or moulds
    • B29K2995/0018—Properties of moulding materials, reinforcements, fillers, preformed parts or moulds having particular optical properties, e.g. fluorescent or phosphorescent
    • B29K2995/0022—Bright, glossy or shiny surface

Landscapes

  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Blow-Moulding Or Thermoforming Of Plastics Or The Like (AREA)
FR7529770A 1975-09-29 1975-09-29 Objet en polyolefine et son procede de fabrication Granted FR2325486A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7529770A FR2325486A1 (fr) 1975-09-29 1975-09-29 Objet en polyolefine et son procede de fabrication

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7529770A FR2325486A1 (fr) 1975-09-29 1975-09-29 Objet en polyolefine et son procede de fabrication

Publications (2)

Publication Number Publication Date
FR2325486A1 true FR2325486A1 (fr) 1977-04-22
FR2325486B1 FR2325486B1 (OSRAM) 1979-04-06

Family

ID=9160590

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7529770A Granted FR2325486A1 (fr) 1975-09-29 1975-09-29 Objet en polyolefine et son procede de fabrication

Country Status (1)

Country Link
FR (1) FR2325486A1 (OSRAM)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2130670A1 (OSRAM) * 1971-03-26 1972-11-03 Du Pont

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2130670A1 (OSRAM) * 1971-03-26 1972-11-03 Du Pont

Also Published As

Publication number Publication date
FR2325486B1 (OSRAM) 1979-04-06

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Legal Events

Date Code Title Description
TP Transmission of property
ST Notification of lapse