JPS646211B2 - - Google Patents

Info

Publication number
JPS646211B2
JPS646211B2 JP54108341A JP10834179A JPS646211B2 JP S646211 B2 JPS646211 B2 JP S646211B2 JP 54108341 A JP54108341 A JP 54108341A JP 10834179 A JP10834179 A JP 10834179A JP S646211 B2 JPS646211 B2 JP S646211B2
Authority
JP
Japan
Prior art keywords
catalyst
polymerization
ethylene
titanium
weight
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
JP54108341A
Other languages
English (en)
Japanese (ja)
Other versions
JPS5632512A (en
Inventor
Akinobu Shiga
Noryoshi Matsuyama
Masahiro Kakugo
Yukio Naito
Seiichiro Kon
Katsuyoshi Yamashita
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.)
Sumitomo Chemical Co Ltd
Original Assignee
Sumitomo Chemical Co Ltd
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 Ltd filed Critical Sumitomo Chemical Co Ltd
Priority to JP10834179A priority Critical patent/JPS5632512A/ja
Priority to GB8025604A priority patent/GB2055862B/en
Priority to NLAANVRAGE8004678,A priority patent/NL187749C/xx
Priority to CA000358718A priority patent/CA1139499A/en
Priority to DE19803031766 priority patent/DE3031766A1/de
Priority to FR8018370A priority patent/FR2463781B1/fr
Priority to IT49539/80A priority patent/IT1174301B/it
Priority to BE0/201833A priority patent/BE884884A/fr
Publication of JPS5632512A publication Critical patent/JPS5632512A/ja
Priority to US06/257,431 priority patent/US4355144A/en
Priority to US06/399,146 priority patent/US4414373A/en
Priority to SG43184A priority patent/SG43184G/en
Publication of JPS646211B2 publication Critical patent/JPS646211B2/ja
Granted 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

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)
JP10834179A 1979-08-24 1979-08-24 Production of polypropylene having improved stretchability Granted JPS5632512A (en)

Priority Applications (11)

Application Number Priority Date Filing Date Title
JP10834179A JPS5632512A (en) 1979-08-24 1979-08-24 Production of polypropylene having improved stretchability
GB8025604A GB2055862B (en) 1979-08-24 1980-07-25 Catalytic process of polymerizing propylene to polypropylene
NLAANVRAGE8004678,A NL187749C (nl) 1979-08-24 1980-08-19 Werkwijze voor de bereiding van propeencopolymeren, die 0,1-1 gew.% etheen bevatten.
CA000358718A CA1139499A (en) 1979-08-24 1980-08-21 Process for producing polypropylene having improved stretchability
FR8018370A FR2463781B1 (fr) 1979-08-24 1980-08-22 Procede pour la production de polypropylene ayant une aptitude a l'etirage amelioree
DE19803031766 DE3031766A1 (de) 1979-08-24 1980-08-22 Polypropylen mit verbesserter reckbarkeit bzw. verstreckbarkeit, verfahren zu seiner herstellung und seine verwendung
IT49539/80A IT1174301B (it) 1979-08-24 1980-08-22 Proccedimento per produrre polipropi lene di migliore stirabilita'
BE0/201833A BE884884A (fr) 1979-08-24 1980-08-22 Procede de production de polypropylene ayant une meilleure aptitude a l'etirage
US06/257,431 US4355144A (en) 1979-08-24 1981-04-24 Process for producing a propylene-ethylene copolymer having improved stretchability
US06/399,146 US4414373A (en) 1979-08-24 1982-07-16 Propylene-ethylene copolymer having improved stretchability
SG43184A SG43184G (en) 1979-08-24 1984-06-14 Catalytic process of polymerizing propylene to polypropylene

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
JPS5632512A JPS5632512A (en) 1981-04-02
JPS646211B2 true JPS646211B2 (OSRAM) 1989-02-02

Family

ID=14482225

Family Applications (1)

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

Country Status (10)

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

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0445210U (OSRAM) * 1990-08-20 1992-04-16

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0115940B2 (en) * 1983-01-25 1997-03-19 Mitsui Petrochemical Industries, Ltd. Film-forming propylene copolymer, film thereof and process for production of the film
EP0844259B1 (en) * 1993-12-06 2002-09-25 Sumitomo Chemical Company, Limited Alpha-olefin polymers, alpha olefin-polymerizing catalyst and process for producing alpha-olefin polymers
DE69434077T2 (de) * 1993-12-07 2006-03-02 Sumitomo Chemical Co. Ltd. Verwendung von Polypropylen für die Herstellung einer biaxial orientierten Folie und so durch Strecken hergestellte Folie
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
JP6203405B2 (ja) 2013-12-18 2017-09-27 ボレアリス エージー 剛性／靭性バランスが改良されたｂｏｐｐフィルム

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 (OSRAM) * 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

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0445210U (OSRAM) * 1990-08-20 1992-04-16

Also Published As

Publication number Publication date
US4414373A (en) 1983-11-08
NL8004678A (nl) 1981-02-26
SG43184G (en) 1985-02-08
GB2055862A (en) 1981-03-11
JPS5632512A (en) 1981-04-02
FR2463781A1 (fr) 1981-02-27
CA1139499A (en) 1983-01-11
NL187749B (nl) 1991-08-01
GB2055862B (en) 1984-04-04
DE3031766A1 (de) 1981-03-26
NL187749C (nl) 1992-01-02
IT8049539A0 (it) 1980-08-22
DE3031766C2 (OSRAM) 1991-02-28
US4355144A (en) 1982-10-19
IT1174301B (it) 1987-07-01
FR2463781B1 (fr) 1986-05-09
BE884884A (fr) 1980-12-16

Similar Documents

Publication Publication Date Title
US4304890A (en) Method for producing propylene copolymers using a catalyst activated prior to copolymerization
CA1152697A (en) Process for producing propylene copolymer
CA1265646A (en) PROCESS FOR THE START UP OF POLYMERISATION OR COPOLYMERISATION IN THE GAS PHASE OF .alpha.-OLEFINS IN THE PRESENCE OF A ZIEGLER-NATTA CATALYST SYSTEM
US6248831B1 (en) High strength polyethylene film
JPH07507819A (ja) シリカ支持遷移金属触媒
US4576994A (en) Process for the preparation of a polypropylene molding composition
FR2458561A1 (fr) Procede pour la polymerisation d'ethylene
JPS6020405B2 (ja) 低密度ポリエチレンの製造方法
EP0351151A2 (en) Production of polyethylene materials having improved strength and modulus qualities
US4337326A (en) Process for producing propylene-ethylene block copolymers
CA1115683A (en) Preparation of solid titanium trichloride and propylene polymers using same
JPS646211B2 (OSRAM)
JPS6351170B2 (OSRAM)
JPS6150087B2 (OSRAM)
JPH0699513B2 (ja) 高強度・高弾性率ポリエチレン材料の製造方法
JPH01272612A (ja) プロピレン共重合体組成物の製造方法
JPS646212B2 (OSRAM)
JPS63159408A (ja) 高強度・高弾性率ポリエチレン材料の製造方法
JPS5928574B2 (ja) ポリオレフインの製造方法
JP3384815B2 (ja) 低融点超高分子量エチレン系共重合体の製造方法
JPH0581604B2 (OSRAM)
JPS63245408A (ja) 高溶融粘弾性ポリプロピレンの連続製造法
JPS5898315A (ja) ポリオレフイン共重合体の粉体流動性改良法
JPH0142285B2 (OSRAM)
JPH01217015A (ja) プロピレン重合体の製造法