KR840000589A - How to improve processability of polymers and polymer compositions - Google Patents

How to improve processability of polymers and polymer compositions Download PDF

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Publication number
KR840000589A
KR840000589A KR1019820002669A KR820002669A KR840000589A KR 840000589 A KR840000589 A KR 840000589A KR 1019820002669 A KR1019820002669 A KR 1019820002669A KR 820002669 A KR820002669 A KR 820002669A KR 840000589 A KR840000589 A KR 840000589A
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South Korea
Prior art keywords
prolysate
molecular weight
polypropylene
polymer
average molecular
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KR1019820002669A
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Korean (ko)
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KR860001115B1 (en
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티이. 모-만 마카엘 (외 1)
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케니스 에이. 키소우
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    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J3/00—Processes of treating or compounding macromolecular substances
    • C08J3/20—Compounding polymers with additives, e.g. colouring
    • C08J3/22—Compounding polymers with additives, e.g. colouring using masterbatch techniques
    • C08J3/226—Compounding polymers with additives, e.g. colouring using masterbatch techniques using a polymer as a carrier
    • 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
    • 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
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
    • C08L23/26—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers modified by chemical after-treatment
    • C08L23/30—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers modified by chemical after-treatment by oxidation
    • 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
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2323/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
    • C08J2323/02—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers not modified by chemical after treatment
    • C08J2323/10—Homopolymers or copolymers of propene
    • C08J2323/12—Polypropene
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2423/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
    • C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
    • C08L23/10—Homopolymers or copolymers of propene

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  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • General Chemical & Material Sciences (AREA)
  • Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
  • Processes Of Treating Macromolecular Substances (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
  • Artificial Filaments (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Biological Depolymerization Polymers (AREA)

Abstract

내용 없음No content

Description

중합체와 중합체 조성물의 가공성 개선 방법How to improve processability of polymers and polymer compositions

본 내용은 요부공개 건이므로 전문내용을 수록하지 않았음Since this is an open matter, no full text was included.

도면 1은 본 발명의 2 전구분해제 용도를 갖는 폴리프로필렌에 대한 압출 온도에서의 반응시간과 점도 사이의 관계를 나타내는 그래프이다.1 is a graph showing the relationship between the reaction time and viscosity at extrusion temperature for polypropylene with two prolysates use of the present invention.

Claims (8)

a) 높은 평균 분자량을 갖는 폴리프로필젤을 제공하는 단계,a) providing a polypropylgel having a high average molecular weight, b) 190.6℃(375°F)의 폴리프로필렌 중에서의 반감기가 1.5분 이상인 유리기 공급원 전구 분해제를 상기 폴리프로필렌에 가하는 단계,b) adding to the polypropylene a free radical source precursor decomposer having a half-life of at least 1.5 minutes in polypropylene at 190.6 ° C. (375 ° F), c) 과립화 후에 후속되는 분해에 이용할 수 있는 전구 분해제가 최소한 0.01중량% 잔류하는 조건하에서 상기 중합체를 과립화하는 단계로 구성됨을 특징으로 하는 폴리프로필렌 가공 방법.c) granulating the polymer under conditions in which at least 0.01% by weight of the prolysate remains available for subsequent degradation after granulation. 제 1 항에 있어서, 잔여 전구분해제가 거의 완전히 반응하여 필름과 섬유를 생성하기 위해 적합한 낮은 점도 프로필렌 중합체를 생성시키는 조건하에서 상기 과립화된 중합체를 압출시키는 부가적인 단계를 포함함을 특징으로 하는 방법.The method of claim 1, comprising the additional step of extruding the granulated polymer under conditions such that the remaining prolysate reacts almost completely to produce a low viscosity propylene polymer suitable for producing films and fibers. . 제 1 항에 있어서, 상기 전구분해제를 가하기 전에 상기 폴리프로필렌이 약 250,000내지 500,000 범위의 평균 분자량 및 약 10내지 15의 분자량 분포를 가짐을 특징으로 하는 방법.The method of claim 1 wherein the polypropylene has an average molecular weight in the range of about 250,000 to 500,000 and a molecular weight distribution of about 10 to 15 prior to adding the prolysate. 제 1 항에 있어서, 상기 전구분해제가 중합체 중량의 약 0.01내지 0.4%의 양으로 가해지며 상기잔여분이 전구분해제의 75%에 해당함을 특징으로 하는 방법.The method of claim 1 wherein the prolysate is added in an amount of about 0.01 to 0.4% of the polymer weight and the balance corresponds to 75% of the prolysate. 제 2 항에 있어서, 상기 전구분해제가 실질적으로 완전히 반응되어진 후에, 상기 프로필렌 중합체가 약 60,000내지 130,000 범위의 평균 분자량 및 약 2.5내지 4.5의 분자량 분포를 가짐을 특징으로 하는 방법.The method of claim 2 wherein after said prolysing agent has been substantially reacted, said propylene polymer has an average molecular weight ranging from about 60,000 to 130,000 and a molecular weight distribution of about 2.5 to 4.5. 제 1 항에 있어서, 상기 전구분해제가 2,5--디메틸-2.5 비스-(t-부틸퍼옥시) 헥신-3 및 3,6,6,9,9-펜타메틸-3-(에틸 아세테이트)-1,2,4,5-텍스트라옥시 시클로논안으로 이루어진 군에서 선택됨을 특징으로 하는 방법.The method of claim 1, wherein the prolysing agent is 2,5--dimethyl-2.5 bis- (t-butylperoxy) hexin-3 and 3,6,6,9,9-pentamethyl-3- (ethyl acetate) -1,2,4,5-texturaoxy cyclononan. 제 4 항에 있어서, 상기 잔여분이 전구분해제의 90%에 해당함을 특징으로 하는 방법.5. A method according to claim 4, wherein the residue corresponds to 90% of the prolysate. a) 약 250,000내지 500,000 범위의 평균 분자량 및 약 10내지 15의 분자량 분포를 갖는 폴리프로필렌을 제공하는 단계,a) providing a polypropylene having an average molecular weight ranging from about 250,000 to 500,000 and a molecular weight distribution of about 10 to 15, b) 상기 폴리프로필렌에 중합체 중량의 약 0.01내지 0.7%의 양으로, 2,5-디메틸-2'5-비스-(t-부틸퍼옥시) 헥센-3 및 3,6,6,9,9-펜타메틸-3-(에틸 아세테이트)-1,2,4,5-텍스트라옥시 시클로논안으로 이루어진 군에서 선택된 전구 분해제를 가하는 단계,b) 2,5-dimethyl-2'5-bis- (t-butylperoxy) hexene-3 and 3,6,6,9,9 in an amount of from about 0.01 to 0.7% of the weight of the polymer in said polypropylene Adding a proteolytic agent selected from the group consisting of pentamethyl-3- (ethyl acetate) -1,2,4,5-texturaoxy cyclononan, c) 전구 분해제를 함유하는 상기 폴리프로필렌을, 과립화 후에 상기 전구분해제의 75% 이상이 반응하지 않고 남는 조건하에서 과립화하는 단계로 구성됨을 특징으로 하는 폴리프로필렌 가공방법.c) granulating the polypropylene containing a prolysate under granulation under conditions in which at least 75% of the prolysate remains unreacted after granulation. ※ 참고사항 : 최초출원 내용에 의하여 공개하는 것임※ Note: The disclosure is based on the initial application.
KR8202669A 1981-06-15 1982-06-15 Method of improving process-ability of polymers and resulting polymer compositions KR860001115B1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US27393881A 1981-06-15 1981-06-15
US273,938 1981-06-15

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KR840000589A true KR840000589A (en) 1984-02-25
KR860001115B1 KR860001115B1 (en) 1986-08-13

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JP (2) JPS5823804A (en)
KR (1) KR860001115B1 (en)
AU (1) AU554655B2 (en)
BE (1) BE893522A (en)
BR (1) BR8203490A (en)
CA (1) CA1210176A (en)
DE (1) DE3222498C2 (en)
FR (1) FR2507607B1 (en)
GB (1) GB2100268B (en)
IT (1) IT1157210B (en)
LU (1) LU84200A1 (en)
MX (1) MX167645B (en)
NL (1) NL190931C (en)
PH (1) PH19549A (en)
ZA (1) ZA824064B (en)

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JPS6099108A (en) * 1983-11-04 1985-06-03 Tokuyama Soda Co Ltd Preparation of molded article of polypropylene
US4766200A (en) * 1984-06-01 1988-08-23 The Hygenic Corporation Process for improving the melt flow index of thermoplastic polymers
US4966952A (en) * 1984-06-01 1990-10-30 The Hygenic Corporation Thermoplastic polymer composition comprising trans 1,4-polyisoprene
EP0227048A3 (en) * 1985-12-24 1989-03-08 Paul J. Albee, Jr. Peroxide concentrate and polymer carrier
US4707524A (en) * 1986-05-06 1987-11-17 Aristech Chemical Corporation Controlled-rheology polypropylene
US4882407A (en) * 1986-12-23 1989-11-21 The Hygenic Corporation Thermoplastic endodontic composition having improved melt flow index
FR2613722B1 (en) * 1987-04-07 1990-11-23 Bp Chimie Sa PROCESS FOR THE MANUFACTURE OF PROPYLENE HOMOPOLYMER OR COPOLYMER GRANULES
GB2206525B (en) * 1987-07-08 1990-03-07 Courtaulds Films & Packaging Orientated polypropylene films
GB2206524B (en) * 1987-07-08 1990-03-07 Courtaulds Films & Packaging Voided polypropylene films
FR2620079B1 (en) * 1987-09-04 1990-01-19 Arjomari Prioux HIGH-MOULDABILITY REINFORCED THERMOPLASTIC SHEET
FR2627498B1 (en) * 1988-02-19 1990-07-06 Labofina Sa POLYPROPYLENE PROCESSING PROCESS
US5264493A (en) * 1988-02-19 1993-11-23 Fina Research, S.A. Process for the treatment of polypropylene
US5198506A (en) * 1991-05-10 1993-03-30 Phillips Petroleum Company High organic peroxide content polypropylene
AT403581B (en) * 1993-06-07 1998-03-25 Danubia Petrochem Polymere METHOD FOR PRODUCING NEW POLYPROPYLENE BY CHEMICAL DEGRADING
DE4321529A1 (en) * 1993-06-29 1995-01-12 Danubia Petrochem Deutschland Novel polypropylenes obtainable by chemical degradation
US5814404A (en) * 1994-06-03 1998-09-29 Minnesota Mining And Manufacturing Company Degradable multilayer melt blown microfibers
US5594074A (en) * 1995-02-21 1997-01-14 Shell Oil Company Process for improving processability of ultra low melt viscosity polymer
US6423800B1 (en) 1999-05-26 2002-07-23 Fina Technology, Inc. Pelletized polyolefin having ultra-high melt flow and its articles of manufacture
GB0005629D0 (en) * 2000-03-10 2000-05-03 Clariant Int Ltd Light stabilizer composition
DE102011110154A1 (en) * 2011-08-12 2013-02-14 Deutsche Institute Für Textil- Und Faserforschung Denkendorf METHOD FOR THE PRODUCTION OF SURFACE-MODIFIED POLYOLEFIN YARNES, THE POLYOLEFINGARIN THEREFORE AVAILABLE AND THE USE THEREOF

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JPS4833023A (en) * 1971-08-30 1973-05-07
JPS5148196B2 (en) * 1972-03-11 1976-12-18
TR17756A (en) * 1972-07-25 1976-07-01 Oesterr Stickstoffwerke Ag PROCEDURE FOR THE MANUFACTURING OF POLYPROPYLENE WITH MAHDUT MOLECUEL WEIGHT
JPS5635689B2 (en) * 1973-03-13 1981-08-19
US4087486A (en) * 1975-05-15 1978-05-02 Standard Oil Company (Indiana) Polypropylene composition containing EPR
JPS6016974B2 (en) * 1976-10-27 1985-04-30 古河電気工業株式会社 Method for preparing polyolefin resin pellets or particles impregnated with organic peroxide
JPS55742A (en) * 1978-06-20 1980-01-07 Kazuo Saotome Polymer composition composed of polypropylene having relatively low molecular weight
US4296022A (en) * 1980-06-04 1981-10-20 Chevron Research Polypropylene blend compositions

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Publication number Publication date
JPS5823804A (en) 1983-02-12
IT8248643A0 (en) 1982-06-15
DE3222498A1 (en) 1983-01-05
KR860001115B1 (en) 1986-08-13
AU554655B2 (en) 1986-08-28
GB2100268A (en) 1982-12-22
NL190931C (en) 1994-11-01
FR2507607A1 (en) 1982-12-17
FR2507607B1 (en) 1986-08-14
BE893522A (en) 1982-12-15
JPH0798843B2 (en) 1995-10-25
NL190931B (en) 1994-06-01
DE3222498C2 (en) 1994-04-07
MX167645B (en) 1993-03-31
AU8476782A (en) 1982-12-23
BR8203490A (en) 1983-06-07
PH19549A (en) 1986-05-20
IT1157210B (en) 1987-02-11
NL8202406A (en) 1983-01-03
JPH0443924B2 (en) 1992-07-20
GB2100268B (en) 1984-09-19
JPH051111A (en) 1993-01-08
ZA824064B (en) 1983-04-27
CA1210176A (en) 1986-08-19
LU84200A1 (en) 1983-01-20

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