IT8049539A0 - Procedimento per produrre polipropilene di migliore stirabilita' - Google Patents

Procedimento per produrre polipropilene di migliore stirabilita'

Info

Publication number
IT8049539A0
IT8049539A0 IT8049539A IT4953980A IT8049539A0 IT 8049539 A0 IT8049539 A0 IT 8049539A0 IT 8049539 A IT8049539 A IT 8049539A IT 4953980 A IT4953980 A IT 4953980A IT 8049539 A0 IT8049539 A0 IT 8049539A0
Authority
IT
Italy
Prior art keywords
procedure
producing polypropylene
better stretchability
stretchability
better
Prior art date
Application number
IT8049539A
Other languages
English (en)
Other versions
IT1174301B (it
Inventor
Shiga Akinobu
Matsuyama Kiyoshi
Kakugo Masahiro
Naito Yukio
Ima Seiichiro
Yamashita Katsuyoshi
Original Assignee
Sumitomo Chemical 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 Sumitomo Chemical Co filed Critical Sumitomo Chemical Co
Publication of IT8049539A0 publication Critical patent/IT8049539A0/it
Application granted granted Critical
Publication of IT1174301B publication Critical patent/IT1174301B/it

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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
  • Polymerisation Methods In General (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
IT49539/80A 1979-08-24 1980-08-22 Proccedimento per produrre polipropi lene di migliore stirabilita' IT1174301B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP10834179A JPS5632512A (en) 1979-08-24 1979-08-24 Production of polypropylene having improved stretchability

Publications (2)

Publication Number Publication Date
IT8049539A0 true IT8049539A0 (it) 1980-08-22
IT1174301B IT1174301B (it) 1987-07-01

Family

ID=14482225

Family Applications (1)

Application Number Title Priority Date Filing Date
IT49539/80A IT1174301B (it) 1979-08-24 1980-08-22 Proccedimento per produrre polipropi lene di migliore stirabilita'

Country Status (10)

Country Link
US (2) US4355144A (it)
JP (1) JPS5632512A (it)
BE (1) BE884884A (it)
CA (1) CA1139499A (it)
DE (1) DE3031766A1 (it)
FR (1) FR2463781B1 (it)
GB (1) GB2055862B (it)
IT (1) IT1174301B (it)
NL (1) NL187749C (it)
SG (1) SG43184G (it)

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3461811D1 (en) * 1983-01-25 1987-02-05 Mitsui Petrochemical Ind Film-forming propylene copolymer, film thereof and process for production of the film
JPH0445210U (it) * 1990-08-20 1992-04-16
SG78354A1 (en) * 1993-12-06 2001-02-20 Sumitomo Chemical Co Alpha-olefin polymers alpha-olefin polymerizing catalyst and process for producing alpha-olefin polymers
DE69426859T2 (de) * 1993-12-07 2001-07-26 Sumitomo Chemical Co Verfahren zur Herstellung von Polyolefinen für biaxial orientierte Folie und Katalysator für Olefinpolymerisation
DE4417118A1 (de) * 1994-05-16 1995-11-23 Hoechst Ag Biaxial hochorientierte Polypropylenfolie, Verfahren zu ihrer Herstellung und ihre Verwendung
JP3569739B2 (ja) 1996-11-25 2004-09-29 出光石油化学株式会社 プロピレン系ランダム共重合体の製造方法
US5972061A (en) * 1998-04-08 1999-10-26 Nykyforuk; Craig Wellhead separation system
DE19813399A1 (de) * 1998-03-26 1999-09-30 Basf Ag Statistische Propylencopolymerisate
KR101873134B1 (ko) 2013-12-18 2018-06-29 보레알리스 아게 향상된 강성/인성 균형을 가진 bopp 필름

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR1477315A (fr) * 1965-05-28 1967-04-14 Rexall Drug Chemical Procédé perfectionné de polymérisation du propylène
DE1805886A1 (de) * 1967-11-04 1969-09-04 Mitsubishi Petrochemical Co Heissverschweissbare biaxial orientierte Polypropylenschichtfilme und Verfahren zu deren Herstellung
CH543546A (fr) 1971-03-23 1973-10-31 Solvay Système catalytique de polymérisation des alpha-oléfines
ZA715063B (en) * 1971-07-29 1972-09-27 Chamber Of Mines Services Ltd Control mechanism for rock cutting equipment
JPS5551778B2 (it) * 1973-09-27 1980-12-26
JPS52110793A (en) * 1976-03-15 1977-09-17 Sumitomo Chem Co Ltd Preparation of highly crystalline olefin polymers
JPS537786A (en) * 1976-07-09 1978-01-24 Sumitomo Chem Co Ltd Preparation of propylene polymer or copolymer
NL185455C (nl) * 1976-09-08 1990-04-17 Sumitomo Chemical Co Werkwijze ter bereiding van een vaste titaantrichloridekatalysator en werkwijze ter bereiding van alkeenpolymeren.
JPS54106597A (en) * 1978-02-08 1979-08-21 Chisso Corp Continuous production of propylene-ethylene random copolymer
JPS55748A (en) * 1978-06-20 1980-01-07 Sumitomo Chem Co Ltd Preparation of propylene copolymer

Also Published As

Publication number Publication date
NL8004678A (nl) 1981-02-26
US4355144A (en) 1982-10-19
GB2055862A (en) 1981-03-11
US4414373A (en) 1983-11-08
BE884884A (fr) 1980-12-16
JPS5632512A (en) 1981-04-02
FR2463781B1 (fr) 1986-05-09
GB2055862B (en) 1984-04-04
JPS646211B2 (it) 1989-02-02
NL187749B (nl) 1991-08-01
DE3031766A1 (de) 1981-03-26
CA1139499A (en) 1983-01-11
IT1174301B (it) 1987-07-01
FR2463781A1 (fr) 1981-02-27
SG43184G (en) 1985-02-08
DE3031766C2 (it) 1991-02-28
NL187749C (nl) 1992-01-02

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Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19970829