NL290711A - - Google Patents

Info

Publication number
NL290711A
NL290711A NL290711DA NL290711A NL 290711 A NL290711 A NL 290711A NL 290711D A NL290711D A NL 290711DA NL 290711 A NL290711 A NL 290711A
Authority
NL
Netherlands
Application number
Inventor
G Short
Original Assignee
Shell Int Research
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.)
Publication date
Publication of NL290711A publication Critical patent/NL290711A/xx

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
    • C08F297/00—Macromolecular compounds obtained by successively polymerising different monomer systems using a catalyst of the ionic or coordination type without deactivating the intermediate polymer
    • C08F297/06—Macromolecular compounds obtained by successively polymerising different monomer systems using a catalyst of the ionic or coordination type without deactivating the intermediate polymer using a catalyst of the coordination type
    • C08F297/08—Macromolecular compounds obtained by successively polymerising different monomer systems using a catalyst of the ionic or coordination type without deactivating the intermediate polymer using a catalyst of the coordination type polymerising mono-olefins
    • C08F297/083—Macromolecular compounds obtained by successively polymerising different monomer systems using a catalyst of the ionic or coordination type without deactivating the intermediate polymer using a catalyst of the coordination type polymerising mono-olefins the monomers being ethylene or propylene
    • 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
    • C08F10/00—Homopolymers and copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond
NL290711D 1962-03-28 NL290711A (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US183145A US3301921A (en) 1962-03-28 1962-03-28 Isotactic polypropylene modified with ethylene-propylene copolymer

Publications (1)

Publication Number Publication Date
NL290711A true NL290711A (fr) 1900-01-01

Family

ID=22671634

Family Applications (1)

Application Number Title Priority Date Filing Date
NL290711D NL290711A (fr) 1962-03-28

Country Status (8)

Country Link
US (1) US3301921A (fr)
AT (1) AT293011B (fr)
BE (1) BE630087A (fr)
DE (1) DE1520802A1 (fr)
ES (1) ES286438A1 (fr)
GB (1) GB997250A (fr)
NL (1) NL290711A (fr)
SE (1) SE312442B (fr)

Families Citing this family (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3442978A (en) * 1962-12-13 1969-05-06 Avisun Corp Preparation of block copolymers of propylene and ethylene
US3378607A (en) * 1963-12-19 1968-04-16 Exxon Research Engineering Co Production of solid copolymers
US3358055A (en) * 1964-02-20 1967-12-12 Rexall Drug Chemical Alpha-olefin polymerization process
US3435095A (en) * 1964-08-21 1969-03-25 Rexall Drug Chemical Thermal degradation of ethylene/propylene block copolymers
US3358053A (en) * 1964-11-09 1967-12-12 Donald E Hostetler Crystalline propylene polymer, containing 4-10% ethylene, blended with linear polyethylene
US3401212A (en) * 1964-12-02 1968-09-10 Exxon Research Engineering Co Two-stage block copolymerization of propylene and ethylene employing hydrogen
US3525781A (en) * 1965-05-17 1970-08-25 Phillips Petroleum Co Block copolymers prepared by feeding batch prepolymer into a continuous reactor
US3497573A (en) * 1966-01-18 1970-02-24 Dart Ind Inc Block copolymers of propylene and a polar monomer
US3529037A (en) * 1966-10-25 1970-09-15 Hugh John Hagemeyer Jr Polyallomers and process for preparing same
US3480696A (en) * 1966-11-16 1969-11-25 Shell Oil Co Alpha olefin block copolymers and their preparation
US3514501A (en) * 1967-01-09 1970-05-26 Dart Ind Inc Process for preparing block polymers from alpha-olefins
US3478130A (en) * 1967-05-04 1969-11-11 Dart Ind Inc Polypropylene block copolymer and process
US3670053A (en) * 1968-12-10 1972-06-13 Mitsubishi Petrochemical Co Production of modified polypropylenes
US3929932A (en) * 1973-03-26 1975-12-30 Dart Ind Inc High impact compositions of polyethylene and polypropylene block copolymers
US3937758A (en) * 1973-03-26 1976-02-10 Dart Industries Inc. Process for the production of high impact compositions of polyethylene and polypropylene block copolymers
US3960987A (en) * 1973-07-03 1976-06-01 Dart Industries Inc. Process for producing high melt flow poly-olefin polymers
JPH07100751B2 (ja) * 1987-11-11 1995-11-01 出光石油化学株式会社 プロピレン重合体組成物
JPH0639553B2 (ja) * 1987-11-11 1994-05-25 出光石油化学株式会社 プロピレン重合体組成物
US4950720A (en) * 1988-04-29 1990-08-21 Exxon Chemical Patents Inc. Modified polypropylene, process for making and article made from the same
US4999403A (en) * 1988-10-28 1991-03-12 Exxon Chemical Patents Inc. Graft polymers of functionalized ethylene-alpha-olefin copolymer with polypropylene, methods of preparation, and use in polypropylene compositions

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL112419C (fr) * 1955-12-27
US2910461A (en) * 1956-05-14 1959-10-27 Phillips Petroleum Co Continuous process for the production of high molecular weight olefin polymers
US2846427A (en) * 1957-03-14 1958-08-05 Phillips Petroleum Co Treatment of polymers
US3970719A (en) * 1958-01-16 1976-07-20 Phillips Petroleum Company Preparation of block copolymers

Also Published As

Publication number Publication date
AT293011B (de) 1971-09-27
DE1520802A1 (de) 1970-01-08
BE630087A (fr) 1963-09-26
SE312442B (fr) 1969-07-14
ES286438A1 (es) 1963-07-01
GB997250A (en) 1965-07-07
US3301921A (en) 1967-01-31

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