IT945369B - Foglio stirato biassialmente in particolare in polipropilene e procedimento per produrlo - Google Patents

Foglio stirato biassialmente in particolare in polipropilene e procedimento per produrlo

Info

Publication number
IT945369B
IT945369B IT54653/71A IT5465371A IT945369B IT 945369 B IT945369 B IT 945369B IT 54653/71 A IT54653/71 A IT 54653/71A IT 5465371 A IT5465371 A IT 5465371A IT 945369 B IT945369 B IT 945369B
Authority
IT
Italy
Prior art keywords
polypropylene
procedure
producing
biaxially stretched
stretched sheet
Prior art date
Application number
IT54653/71A
Other languages
English (en)
Italian (it)
Original Assignee
Kalle Ag
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 Kalle Ag filed Critical Kalle Ag
Application granted granted Critical
Publication of IT945369B publication Critical patent/IT945369B/it

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
    • C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
    • C08L23/10—Homopolymers or copolymers of propene
    • 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
    • B29C48/03—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
    • B29C48/07—Flat, e.g. panels
    • B29C48/08—Flat, e.g. panels flexible, e.g. films
    • 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
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
    • C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
    • C08L23/04—Homopolymers or copolymers of ethene

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
IT54653/71A 1970-12-14 1971-12-10 Foglio stirato biassialmente in particolare in polipropilene e procedimento per produrlo IT945369B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19702061418 DE2061418A1 (de) 1970-12-14 1970-12-14 Biaxial gestreckte Folie aus Polypropylen oder einem Mischpolymeren oder Mischungen von Polypropylen und Polyäthylen und Verfahren zur Herstellung derselben

Publications (1)

Publication Number Publication Date
IT945369B true IT945369B (it) 1973-05-10

Family

ID=5790894

Family Applications (1)

Application Number Title Priority Date Filing Date
IT54653/71A IT945369B (it) 1970-12-14 1971-12-10 Foglio stirato biassialmente in particolare in polipropilene e procedimento per produrlo

Country Status (9)

Country Link
AT (1) AT312306B (OSRAM)
BE (1) BE776626A (OSRAM)
CA (1) CA980968A (OSRAM)
DE (1) DE2061418A1 (OSRAM)
FR (1) FR2118575A5 (OSRAM)
GB (1) GB1373965A (OSRAM)
IT (1) IT945369B (OSRAM)
LU (1) LU64452A1 (OSRAM)
NL (1) NL7116653A (OSRAM)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5337774A (en) * 1976-09-20 1978-04-07 Toray Industries Method of producing roughened polypropylene film
GB1593311A (en) * 1977-03-30 1981-07-15 Shell Int Research Making cupped articles from mixed polyolefin plastics sheet
DE3323018A1 (de) * 1983-06-25 1985-01-10 Beiersdorf Ag, 2000 Hamburg Klebeband

Also Published As

Publication number Publication date
FR2118575A5 (OSRAM) 1972-07-28
NL7116653A (OSRAM) 1972-06-16
BE776626A (fr) 1972-06-13
LU64452A1 (OSRAM) 1973-07-16
DE2061418A1 (de) 1972-06-22
GB1373965A (en) 1974-11-13
AT312306B (de) 1973-12-27
CA980968A (en) 1976-01-06

Similar Documents

Publication Publication Date Title
IT988010B (it) Perfezionamento negli assorbenti igienici e procedimento di fabbricazione
BE771304A (fr) Tranchant en deux parties
BR7106427D0 (pt) Aperfeicoamentos em filtros
CA963221A (en) Film stretching method and apparatus
BR7107798D0 (pt) Aperfeicoamentos em mecanismos classificadores de valores
BE772810A (fr) Feuille reflechissante amelioree et procede y
BE773433A (fr) Stratifies de matiere expansee
CA930142A (en) Tenter frame
BE768342A (fr) Pellicules de copolycetones
CH501406A (de) Streckgerüst
BR7101241D0 (pt) Esticador aperfeicoado
IT939579B (it) Procedimento e dispositivo per la perforazione di materiali in foglio
IT975527B (it) Pellicole poliolefiniche
IT945369B (it) Foglio stirato biassialmente in particolare in polipropilene e procedimento per produrlo
BE768340A (fr) Pellicules de copolycetones cristallisees
SE419817B (sv) Desinfektionsmedel med veteperoxid i en olja- i-vattenemulsion
DE2135720B2 (de) Kopieblatt und damit hergestelltes druckempfindliches kopiesystem
BG17981A3 (bg) Метод и съоръжение за получаване на синтетични нишки и плоски листове
CH525076A (de) Vorrichtung zum Extrudieren von Kunststoffolienschläuchen
IT949444B (it) Procedimento e dispositivo per formare vassoi sottili in pla stica
AR201868A1 (es) Mejoras en sujetadores autobloqueantes reutilizables
CH523753A (de) Vorrichtung zur Herstellung von Sollreisslinien in blattförmigem Material
IT991184B (it) Struttura in foglio e procedimento per la sua fabbricazione
CH518732A (de) Zusammengesetzter Rührer in chemischen Apparaten
BE768343A (fr) Pellicules de copolycetones orientees