SE313179B - - Google Patents

Info

Publication number
SE313179B
SE313179B SE13301/67A SE1330167A SE313179B SE 313179 B SE313179 B SE 313179B SE 13301/67 A SE13301/67 A SE 13301/67A SE 1330167 A SE1330167 A SE 1330167A SE 313179 B SE313179 B SE 313179B
Authority
SE
Sweden
Application number
SE13301/67A
Inventor
R Gregorian
Original Assignee
Grace W R & Co
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 Grace W R & Co filed Critical Grace W R & Co
Publication of SE313179B publication Critical patent/SE313179B/xx

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
    • B29C61/00—Shaping by liberation of internal stresses; Making preforms having internal stresses; Apparatus therefor
    • B29C61/003—Shaping by liberation of internal stresses; Making preforms having internal stresses; Apparatus therefor characterised by the choice of material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29D—PRODUCING PARTICULAR ARTICLES FROM PLASTICS OR FROM SUBSTANCES IN A PLASTIC STATE
    • B29D7/00—Producing flat articles, e.g. films or sheets
    • B29D7/01—Films or sheets
    • 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/001—Combinations of extrusion moulding with other shaping operations
    • B29C48/0018—Combinations of extrusion moulding with other shaping operations combined with shaping by orienting, stretching or shrinking, e.g. film blowing
    • 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/001—Combinations of extrusion moulding with other shaping operations
    • B29C48/0019—Combinations of extrusion moulding with other shaping operations combined with shaping by flattening, folding or bending
    • 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/09—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
    • 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
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • B29C48/09—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
    • B29C48/10—Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels flexible, e.g. blown foils

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
SE13301/67A 1966-10-20 1967-09-27 SE313179B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US58795766A 1966-10-20 1966-10-20

Publications (1)

Publication Number Publication Date
SE313179B true SE313179B (de) 1969-08-04

Family

ID=24351872

Family Applications (1)

Application Number Title Priority Date Filing Date
SE13301/67A SE313179B (de) 1966-10-20 1967-09-27

Country Status (5)

Country Link
US (1) US3465072A (de)
BE (1) BE704320A (de)
DE (1) DE1704687A1 (de)
GB (1) GB1143037A (de)
SE (1) SE313179B (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4277594A (en) * 1979-05-23 1981-07-07 Reynolds Metals Company Heat shrinkable polyethylene film and method for its manufacture
JPS5628826A (en) * 1979-08-20 1981-03-23 Kohjin Co Ltd Thermoshrinking film and manufacturing thereof
US4436888A (en) 1982-10-05 1984-03-13 E. I. Du Pont De Nemours And Company Method for making balanced low shrink tension polyolefin film
CN102909813A (zh) * 2012-10-15 2013-02-06 常州海川卓越密封材料有限公司 一种共混改性超疏水表面的制备方法

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA452846A (en) * 1948-05-03 1948-11-23 T. Stephenson Wilbur Continuous method of making vinylidene chloride polymer tubing
US3022543A (en) * 1958-02-07 1962-02-27 Grace W R & Co Method of producing film having improved shrink energy
DE1404350A1 (de) * 1958-06-02 1968-10-03 Dow Chemical Co Herstellung rohrfoermiger thermoplastischer Filme
US2979777A (en) * 1958-11-06 1961-04-18 Du Pont Tubular film stretching process
US3193547A (en) * 1961-09-07 1965-07-06 Gloucester Eng Co Inc Method and apparatus for extruding plastic
US3337663A (en) * 1963-10-22 1967-08-22 Jun Taga Method for producing thin walled tubings or tubular or flat films from thermoplastic materials, and an apparatus thereof

Also Published As

Publication number Publication date
DE1704687A1 (de) 1971-05-19
BE704320A (de) 1968-02-01
GB1143037A (en) 1969-02-19
US3465072A (en) 1969-09-02

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