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KR860004928A - 알파-올레핀 중합체의 조절분해 또는 크래킹 방법 - Google Patents

알파-올레핀 중합체의 조절분해 또는 크래킹 방법

Info

Publication number
KR860004928A
KR860004928A KR1019850009556A KR850009556A KR860004928A KR 860004928 A KR860004928 A KR 860004928A KR 1019850009556 A KR1019850009556 A KR 1019850009556A KR 850009556 A KR850009556 A KR 850009556A KR 860004928 A KR860004928 A KR 860004928A
Authority
KR
South Korea
Prior art keywords
cracking
alpha
methods
olefin polymers
controlled decomposition
Prior art date
Application number
KR1019850009556A
Other languages
English (en)
Other versions
KR930005820B1 (ko
Inventor
데이비슨 소울
Original Assignee
셀 인터나쵸나아레 레사아치 마아츠샤피 비이부이
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 셀 인터나쵸나아레 레사아치 마아츠샤피 비이부이 filed Critical 셀 인터나쵸나아레 레사아치 마아츠샤피 비이부이
Publication of KR860004928A publication Critical patent/KR860004928A/ko
Application granted granted Critical
Publication of KR930005820B1 publication Critical patent/KR930005820B1/ko
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • C08F8/00—Chemical modification by after-treatment
    • C08F8/50—Partial depolymerisation
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92504—Controlled parameter
    • B29C2948/92704—Temperature
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92819—Location or phase of control
    • B29C2948/92857—Extrusion unit
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/022—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the choice of material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2023/00—Use of polyalkenes or derivatives thereof as moulding material
    • B29K2023/10—Polymers of propylene
    • B29K2023/14—Copolymers of polypropylene
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2029/00—Use of polyvinylalcohols, polyvinylethers, polyvinylaldehydes, polyvinylketones or polyvinylketals or derivatives thereof as moulding material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
    • B29K2105/0002—Condition, form or state of moulded material or of the material to be shaped monomers or prepolymers
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • General Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Artificial Filaments (AREA)
KR1019850009556A 1984-12-19 1985-12-18 알파-올레핀 중합체의 조절분해 또는 크래킹 방법 Expired - Fee Related KR930005820B1 (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US683,748 1984-12-19
US06/683,748 US4578430A (en) 1984-12-19 1984-12-19 Controlled degradation or cracking of alpha-olefin polymers

Publications (2)

Publication Number Publication Date
KR860004928A true KR860004928A (ko) 1986-07-16
KR930005820B1 KR930005820B1 (ko) 1993-06-25

Family

ID=24745292

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019850009556A Expired - Fee Related KR930005820B1 (ko) 1984-12-19 1985-12-18 알파-올레핀 중합체의 조절분해 또는 크래킹 방법

Country Status (18)

Country Link
US (1) US4578430A (ko)
EP (1) EP0185434B1 (ko)
JP (1) JPH0657728B2 (ko)
KR (1) KR930005820B1 (ko)
CN (1) CN1003789B (ko)
AR (1) AR242597A1 (ko)
AT (1) ATE50269T1 (ko)
AU (1) AU577432B2 (ko)
BR (1) BR8506362A (ko)
CA (1) CA1256245A (ko)
DE (1) DE3575934D1 (ko)
ES (1) ES8702445A1 (ko)
HK (1) HK54590A (ko)
IN (1) IN165809B (ko)
NO (1) NO165844C (ko)
NZ (1) NZ214593A (ko)
PT (1) PT81706B (ko)
ZA (1) ZA859682B (ko)

Families Citing this family (38)

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IN166935B (ko) * 1985-01-31 1990-08-11 Himont Inc
US4749505A (en) * 1985-07-08 1988-06-07 Exxon Chemical Patents Inc. Olefin polymer viscosity index improver additive useful in oil compositions
DE3642266A1 (de) * 1986-12-11 1987-04-23 Rauer Kurt Abbau von polyethylen mittels radikalbildner
US4945133A (en) * 1987-09-28 1990-07-31 The Dow Chemical Company Oxidation of halogenated polymers and anticaking halogenated polymers
US4923931A (en) * 1987-09-28 1990-05-08 The Dow Chemical Company Oxidation of halogenated polymers
DE3742845C2 (de) * 1987-12-17 1996-07-11 Danubia Petrochem Deutschland Verfahren zur Herstellung von faserverstärkten Polypropylenbahnen sowie faserverstärkte Polypropylenbahnen
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
US5118433A (en) * 1989-10-12 1992-06-02 Exxon Chemical Patents Inc. Multifunctional viscosity index improver derived from amido-amine and degraded ethylene copolymer exhibiting improved low temperature viscometric properties
US5434221A (en) * 1990-08-23 1995-07-18 Exxon Chemical Patents Inc. Low molecular weight isoolefin polymer
US5262489A (en) * 1990-08-23 1993-11-16 White Donald A Process for producing low molecular weight isoolefin polymers
US5198506A (en) * 1991-05-10 1993-03-30 Phillips Petroleum Company High organic peroxide content polypropylene
USH1375H (en) * 1991-10-15 1994-11-01 Shell Oil Company Polyketone polymer blends
US5405917A (en) * 1992-07-15 1995-04-11 Phillips Petroleum Company Selective admixture of additives for modifying a polymer
US5368919A (en) * 1993-05-20 1994-11-29 Himont Incorporated Propylene polymer compositions containing high melt strength propylene polymer material
US5443898A (en) * 1993-06-29 1995-08-22 Fiberweb North America, Inc. Nonwoven webs and method of making same
DE4432798A1 (de) * 1994-09-15 1996-03-21 Basf Ag Hochflexible Propylen-Ethylen-Copolymerisate
DE4437754A1 (de) * 1994-10-21 1996-04-25 Basf Ag Verfahren zum thermomechanischen Abbau von Polyolefinen
US5594074A (en) * 1995-02-21 1997-01-14 Shell Oil Company Process for improving processability of ultra low melt viscosity polymer
US5578682A (en) * 1995-05-25 1996-11-26 Exxon Chemical Patents Inc. Bimodalization of polymer molecular weight distribution
US5530073A (en) * 1995-06-30 1996-06-25 Amoco Corporation Process for increased peroxide efficiency in controlled rheology polypropylene resin
US5587434A (en) * 1995-10-13 1996-12-24 Union Carbide Chemicals & Plastics Technology Corporation Process for polymer degradation
US5738745A (en) * 1995-11-27 1998-04-14 Kimberly-Clark Worldwide, Inc. Method of improving the photostability of polypropylene compositions
GB9620290D0 (en) * 1996-09-28 1996-11-13 Univ Bradford Reactive polymer processing
US6228951B1 (en) * 1998-08-24 2001-05-08 Japan Polychem Corporation Polypropylene molding material
DE10139738A1 (de) * 2001-08-13 2003-03-06 Armstrong Dlw Ag Verfahren zur Herstellung einer formbaren Masse und deren Verwendung zur Herstellung emissionsarmer Bodenbeläge
US6992146B2 (en) * 2002-08-22 2006-01-31 Sunoco Inc. (R&M) Very low melt viscosity resin
US6855777B2 (en) * 2002-08-22 2005-02-15 Sunoco, Inc. (R&M) Very low melt viscosity resin
EP1633456A1 (en) * 2003-06-05 2006-03-15 Cuno Incorporated Fabrication of filter elements using polyolefins having certain rheological properties
EP1847555A1 (en) * 2006-04-18 2007-10-24 Borealis Technology Oy Multi-branched Polypropylene
CN102203179B (zh) * 2008-10-27 2013-09-11 北欧化工公司 具有高刚度和透明度的挤出吹塑成型瓶子
FR2997338B1 (fr) * 2012-10-30 2015-08-21 Valeo Vision Procede d'injection de pieces minces en plastique
CN104592452A (zh) * 2015-01-19 2015-05-06 洛阳理工学院 一种高接枝率聚丙烯改性料的制备方法
EP3056531B1 (en) 2015-02-10 2020-12-16 Lummus Novolen Technology Gmbh Methods for modifying the rheology of polymers
WO2017002227A1 (ja) * 2015-07-01 2017-01-05 株式会社日本製鋼所 押出機を用いた過酸化物反応方法及び装置
KR101877744B1 (ko) * 2016-11-28 2018-07-13 주식회사 일렘테크놀러지 유동 제어된 폴리부텐-1 수지의 제조방법
EP3578577A1 (en) 2018-06-08 2019-12-11 Lummus Novolen Technology Gmbh Propylene copolymer compositions suitable for foaming
CN109054186B (zh) * 2018-08-24 2021-09-14 任国辉 一种功能性聚烯烃固体降解剂
EP3981801A1 (en) 2020-10-06 2022-04-13 Lummus Novolen Technology Gmbh Method and system for feeding a liquid organic peroxide to a polymer melt processing equipment and method and system for modifying the rheology of polymers

Family Cites Families (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3144436A (en) * 1961-01-04 1964-08-11 Du Pont Process for degrading stereoregular polymers
NL298986A (ko) * 1963-01-09 1900-01-01
US3444155A (en) * 1966-04-15 1969-05-13 Western Petro Chem Corp The Process for preparing degraded polyethylene
US3862265A (en) * 1971-04-09 1975-01-21 Exxon Research Engineering Co Polymers with improved properties and process therefor
JPS5148196B2 (ko) * 1972-03-11 1976-12-18
US4001172A (en) * 1972-04-03 1977-01-04 Exxon Research And Engineering Company Polymers with improved properties and process therefor
US3940379A (en) * 1973-05-21 1976-02-24 Dart Industries, Inc. Process for controlled degradation of propylene polymers
US3898209A (en) * 1973-11-21 1975-08-05 Exxon Research Engineering Co Process for controlling rheology of C{HD 3{B {30 {0 polyolefins
US4087486A (en) * 1975-05-15 1978-05-02 Standard Oil Company (Indiana) Polypropylene composition containing EPR
US4060569A (en) * 1975-12-24 1977-11-29 Petrolite Corporation Hydrocarbon polymers
US4061694A (en) * 1976-12-21 1977-12-06 Dart Industries Inc. Low temperature impact strength molding compositions
US4239546A (en) * 1978-07-21 1980-12-16 Petrolite Corporation Hydrocarbon polymers to improve the hardness of waxes
US4224204A (en) * 1979-03-16 1980-09-23 Petrolite Corporation Use of hydrocarbon polymers to improve oil-containing waxes
US4359495A (en) * 1981-02-25 1982-11-16 Shell Oil Company Retort-sterilizable pouch
US4387185A (en) * 1981-02-25 1983-06-07 Shell Oil Company Cracked blend of propylene copolymer and E/VA
US4387451A (en) * 1981-06-03 1983-06-07 The United States Of America As Represented By The Secretary Of The Navy Low frequency nonresonant acoustic projector
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
US4375531A (en) * 1982-01-11 1983-03-01 Northern Petrochemical Company High impact visbroken polymeric blends

Also Published As

Publication number Publication date
US4578430A (en) 1986-03-25
CA1256245A (en) 1989-06-20
JPS61190510A (ja) 1986-08-25
EP0185434A3 (en) 1986-12-10
NO165844C (no) 1991-04-17
EP0185434A2 (en) 1986-06-25
ATE50269T1 (de) 1990-02-15
IN165809B (ko) 1990-01-13
AR242597A1 (es) 1993-04-30
NO165844B (no) 1991-01-07
NZ214593A (en) 1989-01-06
KR930005820B1 (ko) 1993-06-25
AU577432B2 (en) 1988-09-22
ES550107A0 (es) 1986-12-16
DE3575934D1 (de) 1990-03-15
PT81706A (en) 1986-01-01
HK54590A (en) 1990-07-27
BR8506362A (pt) 1986-09-02
NO855125L (no) 1986-06-20
PT81706B (pt) 1987-11-30
EP0185434B1 (en) 1990-02-07
JPH0657728B2 (ja) 1994-08-03
ES8702445A1 (es) 1986-12-16
CN85109671A (zh) 1986-10-01
AU5141785A (en) 1986-06-26
CN1003789B (zh) 1989-04-05
ZA859682B (en) 1986-08-27

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