CA1010196A - Method for producing a modified crystalline propylene polymer - Google Patents

Method for producing a modified crystalline propylene polymer

Info

Publication number
CA1010196A
CA1010196A CA165,756A CA165756A CA1010196A CA 1010196 A CA1010196 A CA 1010196A CA 165756 A CA165756 A CA 165756A CA 1010196 A CA1010196 A CA 1010196A
Authority
CA
Canada
Prior art keywords
producing
propylene polymer
crystalline propylene
modified crystalline
modified
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
CA165,756A
Other languages
English (en)
Other versions
CA165756S (en
Inventor
Kazuo Baba
Toshiaki Shiota
Kikuo Murakami
Kazuo Ono
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
Application granted granted Critical
Publication of CA1010196A publication Critical patent/CA1010196A/en
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K5/00—Use of organic ingredients
    • C08K5/04—Oxygen-containing compounds
    • C08K5/14—Peroxides
    • 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
    • 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
    • C08F2810/00—Chemical modification of a polymer
    • C08F2810/10—Chemical modification of a polymer including a reactive processing step which leads, inter alia, to morphological and/or rheological modifications, e.g. visbreaking
CA165,756A 1972-03-11 1973-03-09 Method for producing a modified crystalline propylene polymer Expired CA1010196A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP47024933A JPS5148196B2 (de) 1972-03-11 1972-03-11

Publications (1)

Publication Number Publication Date
CA1010196A true CA1010196A (en) 1977-05-10

Family

ID=12151872

Family Applications (1)

Application Number Title Priority Date Filing Date
CA165,756A Expired CA1010196A (en) 1972-03-11 1973-03-09 Method for producing a modified crystalline propylene polymer

Country Status (6)

Country Link
US (1) US3887534A (de)
JP (1) JPS5148196B2 (de)
CA (1) CA1010196A (de)
DE (1) DE2311882A1 (de)
GB (1) GB1407356A (de)
NL (1) NL7303405A (de)

Families Citing this family (45)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3940379A (en) * 1973-05-21 1976-02-24 Dart Industries, Inc. Process for controlled degradation of propylene polymers
US4087486A (en) * 1975-05-15 1978-05-02 Standard Oil Company (Indiana) Polypropylene composition containing EPR
US4171338A (en) * 1977-11-01 1979-10-16 Allied Chemical Corporation Process for ultra-high molecular weight, high abrasion resistance, cross-linked polyethylene
US4282076A (en) * 1979-09-17 1981-08-04 Hercules Incorporated Method of visbreaking polypropylene
JPS5747305A (en) * 1980-09-04 1982-03-18 Sumitomo Chem Co Ltd Modifying method of polypropylene
CA1210176A (en) * 1981-06-15 1986-08-19 Michael T. Morman Degradation of polypropylene for future improved processability
US4451589A (en) * 1981-06-15 1984-05-29 Kimberly-Clark Corporation Method of improving processability of polymers and resulting polymer compositions
JPS5832610A (ja) * 1981-08-22 1983-02-25 Showa Denko Kk プロピレン系共重合体の製造方法
JPS5871904A (ja) * 1981-10-23 1983-04-28 Asahi Chem Ind Co Ltd 変性エチレン−αオレフィン共重合体の製造方法
US4489034A (en) * 1982-08-25 1984-12-18 Shell Oil Company Thermoforming process using modified polymer blend
JPS60127310A (ja) * 1983-12-13 1985-07-08 Mitsui Toatsu Chem Inc 透明性、ブロツキング性、耐衝撃性に優れたポリプロピレンフイルム
US4578430A (en) * 1984-12-19 1986-03-25 Shell Oil Company Controlled degradation or cracking of alpha-olefin polymers
US4677025A (en) * 1985-08-30 1987-06-30 Shell Oil Company Unique molecular weight distribution polybutylene blend and film
JPS62252443A (ja) * 1986-04-25 1987-11-04 Chisso Corp 改質プロピレン系重合体の製造方法
US4707524A (en) * 1986-05-06 1987-11-17 Aristech Chemical Corporation Controlled-rheology polypropylene
JPS63308052A (ja) * 1987-06-10 1988-12-15 Chisso Corp 改質プロピレン系重合体組成物の製造方法
CA1331416C (en) * 1987-11-10 1994-08-09 Kizuku Wakatsuki High-strength polypropylene fiber
DE3742845C2 (de) * 1987-12-17 1996-07-11 Danubia Petrochem Deutschland Verfahren zur Herstellung von faserverstärkten Polypropylenbahnen sowie faserverstärkte Polypropylenbahnen
US5264493A (en) * 1988-02-19 1993-11-23 Fina Research, S.A. Process for the treatment of polypropylene
FR2627498B1 (fr) * 1988-02-19 1990-07-06 Labofina Sa Procede de traitement de polypropylene
US5066723A (en) * 1988-07-15 1991-11-19 Exxon Chemical Patents Inc. Impact-modified polymers (p-1304)
US5047485A (en) * 1989-02-21 1991-09-10 Himont Incorporated Process for making a propylene polymer with free-end long chain branching and use thereof
US5126408A (en) * 1990-03-09 1992-06-30 Union Carbide Chemicals & Plastics Technology Corporation Thermoplastic olefins
US5198506A (en) * 1991-05-10 1993-03-30 Phillips Petroleum Company High organic peroxide content polypropylene
US5308906A (en) * 1991-12-11 1994-05-03 Kimberly-Clark Corporation Extrudable elastomeric composition having controlled rate of degradation
US5359004A (en) * 1992-06-05 1994-10-25 Shell Oil Company Cocracked polymer blend and products produced therefrom
US5443898A (en) * 1993-06-29 1995-08-22 Fiberweb North America, Inc. Nonwoven webs and method of making same
US6077914A (en) * 1997-02-20 2000-06-20 Fmc Corporation Process for modifying the rheology of polyolefins
US20040159972A1 (en) * 2000-08-04 2004-08-19 Koschmieder Stefan U. Propylene polymers having agreeable odor characteristics and shaped articles thereof
EP1186618A1 (de) * 2000-09-08 2002-03-13 ATOFINA Research Heterophasische Propylenpolymere mit kontrollierten rheologischen Werten
EP1312617A1 (de) * 2001-11-14 2003-05-21 ATOFINA Research Schlagzähes Polypropen
EP1449878A1 (de) * 2003-02-24 2004-08-25 Borealis Technology Oy Polypropylenmischung
US20040245171A1 (en) * 2003-06-05 2004-12-09 Mark Schimmel Fabrication of filter elements using polyolefins having certain rheological properties
JP2006137850A (ja) * 2004-11-12 2006-06-01 Sumitomo Chemical Co Ltd 変性プロピレン系重合体およびその製造方法
US7255012B2 (en) * 2004-12-01 2007-08-14 Rosemount Inc. Process fluid flow device with variable orifice
EP1923200A1 (de) * 2006-11-20 2008-05-21 Borealis Technology Oy artikel
ATE464181T1 (de) * 2006-12-21 2010-04-15 Borealis Tech Oy Film
DE602006009412D1 (de) * 2006-12-21 2009-11-05 Borealis Tech Oy Film
ES2354383T5 (es) * 2007-08-10 2021-06-21 Borealis Tech Oy Artículo que comprende una composición de polipropileno
WO2009058477A1 (en) * 2007-10-31 2009-05-07 Exxonmobil Chemical Patents Inc. Polypropylene spunbond fibers
EP2067799A1 (de) * 2007-12-05 2009-06-10 Borealis Technology OY Polymer
EP2096197A1 (de) 2008-02-27 2009-09-02 ExxonMobil Chemical Patents Inc. Polypropylen-Spinnvlies-Fasern
WO2010151508A1 (en) 2009-06-23 2010-12-29 Dow Global Technologies Inc. Controlled-rheology polypropylene
EP2354183B1 (de) 2010-01-29 2012-08-22 Borealis AG Formungszusammensetzung
ES2394253T3 (es) 2010-01-29 2013-01-30 Borealis Ag Composición de moldeo de polietileno con una relación de craqueo por tensión/rigidez y resistencia al impacto mejoradas

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL126833C (de) * 1959-01-14
US3117166A (en) * 1959-06-01 1964-01-07 Wallace & Tiernan Inc Peroxy derivatives of 2, 5-dimethylhexane-2, 5-dihydroperoxide
US3086966A (en) * 1959-12-18 1963-04-23 Wallace & Tiernan Inc 2, 5-dimethyl-2, 5-di(t-butylperoxy) hexane
NL285276A (de) * 1961-11-08

Also Published As

Publication number Publication date
JPS4892456A (de) 1973-11-30
US3887534A (en) 1975-06-03
DE2311882A1 (de) 1973-09-20
GB1407356A (en) 1975-09-24
JPS5148196B2 (de) 1976-12-18
NL7303405A (de) 1973-09-13

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