ES481656A1 - Procedimiento para la preparacion de un polipropileno ade- cuado para laminas sellables. - Google Patents

Procedimiento para la preparacion de un polipropileno ade- cuado para laminas sellables.

Info

Publication number
ES481656A1
ES481656A1 ES481656A ES481656A ES481656A1 ES 481656 A1 ES481656 A1 ES 481656A1 ES 481656 A ES481656 A ES 481656A ES 481656 A ES481656 A ES 481656A ES 481656 A1 ES481656 A1 ES 481656A1
Authority
ES
Spain
Prior art keywords
copolymer
melt extrusion
specific viscosity
reduced specific
prepn
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
ES481656A
Other languages
English (en)
Spanish (es)
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.)
Hoechst AG
Original Assignee
Hoechst 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 Hoechst AG filed Critical Hoechst AG
Publication of ES481656A1 publication Critical patent/ES481656A1/es
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F210/00—Copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
    • C08F210/04—Monomers containing three or four carbon atoms
    • C08F210/06—Propene
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F8/00—Chemical modification by after-treatment
    • C08F8/50—Partial depolymerisation

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
ES481656A 1978-06-24 1979-06-18 Procedimiento para la preparacion de un polipropileno ade- cuado para laminas sellables. Expired ES481656A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2827764A DE2827764C2 (de) 1978-06-24 1978-06-24 Verfahren zur Herstellung eines für siegelfähige Folien geeigneten Polypropylens

Publications (1)

Publication Number Publication Date
ES481656A1 true ES481656A1 (es) 1980-02-16

Family

ID=6042643

Family Applications (1)

Application Number Title Priority Date Filing Date
ES481656A Expired ES481656A1 (es) 1978-06-24 1979-06-18 Procedimiento para la preparacion de un polipropileno ade- cuado para laminas sellables.

Country Status (5)

Country Link
AU (1) AU526083B2 (de)
DE (1) DE2827764C2 (de)
ES (1) ES481656A1 (de)
FR (1) FR2429231B1 (de)
ZA (1) ZA792833B (de)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4384024A (en) * 1981-03-19 1983-05-17 Imperial Chemical Industries Limited Composite heat-sealable films
DE4000695C2 (de) * 1990-01-12 1997-07-03 Huels Chemische Werke Ag Weitgehend amorphe Polyalphaolefine mit enger Molekulargewichtsverteilung, Verfahren zu deren Herstellung und Verwendung für Teppichschwerbeschichtungsmassen oder Schmelzklebstoffe
BE1012068A3 (fr) 1998-07-10 2000-04-04 Solvay Corps creux biorientes a base de terpolymeres statistiques du propylene et procede pour la fabrication de ces corps creux.
EP2208749B1 (de) 2006-07-10 2015-12-16 Borealis Technology Oy Biaxial orientierte Polypropylenfolie
EP1883080B1 (de) 2006-07-10 2009-01-21 Borealis Technology Oy Elektrischer Isolierfilm
EP1892264A1 (de) 2006-08-25 2008-02-27 Borealis Technology Oy Extrusionsbeschichtetes Substrat
ES2326752T3 (es) † 2006-12-18 2009-10-19 Borealis Technology Oy Terpolimero con punto de fusion elevado.

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL298986A (de) * 1963-01-09 1900-01-01
GB1135542A (en) * 1966-02-23 1968-12-04 Asahi Chemical Ind Process for producing polyolefin fibres
US3562788A (en) * 1967-06-08 1971-02-09 Eastman Kodak Co Thermal degradation of polyolefins
AT290114B (de) * 1968-08-12 1971-05-25 Basf Ag Verfahren zum Herstellen von gut weiterverarbeitbarem granulatförmigen Propylen-Polymerisat
DE2637990A1 (de) * 1976-08-24 1978-03-02 Hoechst Ag Propylen-terpolymer
DE2637991A1 (de) * 1976-08-24 1978-03-02 Hoechst Ag Kunststoffolie aus copolymeren und verfahren zur herstellung derselben
DE2637978B2 (de) * 1976-08-24 1979-10-25 Hoechst Ag, 6000 Frankfurt HeiBsiegelfähige Kunststoffolie und Verfahren zu ihrer Herstellung

Also Published As

Publication number Publication date
DE2827764C2 (de) 1988-01-21
ZA792833B (en) 1980-07-30
FR2429231B1 (fr) 1986-03-14
AU4826179A (en) 1980-01-03
DE2827764A1 (de) 1980-01-10
FR2429231A1 (fr) 1980-01-18
AU526083B2 (en) 1982-12-16

Similar Documents

Publication Publication Date Title
CA2157361A1 (en) Aqueous graft copolymer pigment dispersants
EP0334993A3 (de) Halbleitende Kunststoff-Zusammensetzung
ES481656A1 (es) Procedimiento para la preparacion de un polipropileno ade- cuado para laminas sellables.
DE68921647D1 (de) Katalysatorzusammensetzung zur Herstellung von Alpha-olefin-polymeren mit enger Molekulargewichtsverteilung.
EP0343986A3 (de) Suspensions-Polymerisationsverfahren von 4-Acetoxystyrol und Hydrolyse für 4-Hydroxystyrolpolymere
GB1375731A (de)
ES8207561A1 (es) Procedimiento para preparar un gel polimerico hidrofilo de alto peso molecular
IE791043L (en) Polymers with imide groups
JPS57123205A (en) Production of low-molecular weight copolymer
IE46228L (en) Imide polymers
JPS5329291A (en) Cation exchange membrane and production of the same
ES448159A1 (es) Mejoras introducidas en un procedimiento para la preparacionde una mezcla de elastomeros de copoliester.
JPS5721409A (en) Production of ethylene copolymer
GB1477372A (en) Polymeric thickeners
EP0228777A3 (de) Schmelzextrudierbare Zusammensetzung von Perfluorkohlenstoffpolymeren
KR930000551A (ko) 에틸렌 옥사이드/프로필렌 옥사이드 블럭 공중합체를 포함하는 세라믹체용 결합제 조성물
CA2099139A1 (en) Aqueous coating composition and its preparation
EP0376689A3 (de) Polymerfilme aus Metalloporphyrin als leitende Materialien für Elektrokatalysatoren
JPS5750535A (en) Nonaqueous solvent type dispersant
JPS5753512A (en) Water-based resin composition
KR910006381A (ko) 수지 성형체의 도전성 개질 방법
KR910015594A (ko) 5-고리 복소환 단량체의 전기화학적 중합방법
EP0714962A4 (de) Harzzusammensetzungen für beschichtungen
JPS56163144A (en) Polyoxymethylene composition
EP0379076A3 (de) Verwendung von Mischungen von polymeren oberflächenaktiven Mitteln zur Verbesserung der Eigenschaften