IT1157210B - Metodo per migliorare la processabilita' di polimeri e composizioni risultanti - Google Patents
Metodo per migliorare la processabilita' di polimeri e composizioni risultantiInfo
- Publication number
- IT1157210B IT1157210B IT48643/82A IT4864382A IT1157210B IT 1157210 B IT1157210 B IT 1157210B IT 48643/82 A IT48643/82 A IT 48643/82A IT 4864382 A IT4864382 A IT 4864382A IT 1157210 B IT1157210 B IT 1157210B
- Authority
- IT
- Italy
- Prior art keywords
- processability
- polymers
- improve
- resulting compositions
- compositions
- Prior art date
Links
Classifications
-
- 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
Landscapes
- 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)
- Biological Depolymerization Polymers (AREA)
- Extrusion Moulding Of Plastics Or The Like (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US27393881A | 1981-06-15 | 1981-06-15 |
Publications (2)
Publication Number | Publication Date |
---|---|
IT8248643A0 IT8248643A0 (it) | 1982-06-15 |
IT1157210B true IT1157210B (it) | 1987-02-11 |
Family
ID=23046062
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT48643/82A IT1157210B (it) | 1981-06-15 | 1982-06-15 | Metodo per migliorare la processabilita' di polimeri e composizioni risultanti |
Country Status (15)
Country | Link |
---|---|
JP (2) | JPS5823804A (nl) |
KR (1) | KR860001115B1 (nl) |
AU (1) | AU554655B2 (nl) |
BE (1) | BE893522A (nl) |
BR (1) | BR8203490A (nl) |
CA (1) | CA1210176A (nl) |
DE (1) | DE3222498C2 (nl) |
FR (1) | FR2507607B1 (nl) |
GB (1) | GB2100268B (nl) |
IT (1) | IT1157210B (nl) |
LU (1) | LU84200A1 (nl) |
MX (1) | MX167645B (nl) |
NL (1) | NL190931C (nl) |
PH (1) | PH19549A (nl) |
ZA (1) | ZA824064B (nl) |
Families Citing this family (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6099108A (ja) * | 1983-11-04 | 1985-06-03 | Tokuyama Soda Co Ltd | ポリプロピレン成形品の製造方法 |
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 (fr) * | 1987-04-07 | 1990-11-23 | Bp Chimie Sa | Procede de fabrication de granules d'homopolymere ou de copolymere de propylene |
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 (fr) * | 1987-09-04 | 1990-01-19 | Arjomari Prioux | Feuille thermoplastique renforcee de haute moulabilite |
FR2627498B1 (fr) * | 1988-02-19 | 1990-07-06 | Labofina Sa | Procede de traitement de polypropylene |
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 (de) * | 1993-06-07 | 1998-03-25 | Danubia Petrochem Polymere | Verfahren zur herstellung von neuen polypropylenen durch chemische degradierung |
DE4321529A1 (de) * | 1993-06-29 | 1995-01-12 | Danubia Petrochem Deutschland | Neue, durch chemische Degradierung erhältliche Polypropylene |
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 (de) * | 2011-08-12 | 2013-02-14 | Deutsche Institute Für Textil- Und Faserforschung Denkendorf | Verfahren zur herstellung von oberflächenmodifizierten polyolefin-garnen, die danach erhältlichen polyolefingarne sowie deren verwendung |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS4833023A (nl) * | 1971-08-30 | 1973-05-07 | ||
JPS5148196B2 (nl) * | 1972-03-11 | 1976-12-18 | ||
TR17756A (tr) * | 1972-07-25 | 1976-07-01 | Oesterr Stickstoffwerke Ag | Mahdut molekuel agirligi dagilisina sahip polipropilenin imal edilmesine mahsus usul |
JPS5635689B2 (nl) * | 1973-03-13 | 1981-08-19 | ||
US4087486A (en) * | 1975-05-15 | 1978-05-02 | Standard Oil Company (Indiana) | Polypropylene composition containing EPR |
JPS6016974B2 (ja) * | 1976-10-27 | 1985-04-30 | 古河電気工業株式会社 | 有機過酸化物を含浸付着させたポリオレフイン系樹脂ペレツト又は粒子の調製方法 |
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 |
-
1982
- 1982-06-03 CA CA000404450A patent/CA1210176A/en not_active Expired
- 1982-06-09 ZA ZA824064A patent/ZA824064B/xx unknown
- 1982-06-10 AU AU84767/82A patent/AU554655B2/en not_active Expired
- 1982-06-14 BR BR8203490A patent/BR8203490A/pt unknown
- 1982-06-14 PH PH27421A patent/PH19549A/en unknown
- 1982-06-14 NL NL8202406A patent/NL190931C/nl not_active IP Right Cessation
- 1982-06-14 MX MX193140A patent/MX167645B/es unknown
- 1982-06-15 BE BE0/208354A patent/BE893522A/fr not_active IP Right Cessation
- 1982-06-15 LU LU84200A patent/LU84200A1/fr unknown
- 1982-06-15 DE DE3222498A patent/DE3222498C2/de not_active Expired - Lifetime
- 1982-06-15 KR KR8202669A patent/KR860001115B1/ko active
- 1982-06-15 IT IT48643/82A patent/IT1157210B/it active
- 1982-06-15 FR FR8210435A patent/FR2507607B1/fr not_active Expired
- 1982-06-15 JP JP57102925A patent/JPS5823804A/ja active Granted
- 1982-06-15 GB GB8217270A patent/GB2100268B/en not_active Expired
-
1991
- 1991-11-14 JP JP3297561A patent/JPH0798843B2/ja not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
BE893522A (fr) | 1982-12-15 |
IT8248643A0 (it) | 1982-06-15 |
GB2100268B (en) | 1984-09-19 |
ZA824064B (en) | 1983-04-27 |
NL190931B (nl) | 1994-06-01 |
JPS5823804A (ja) | 1983-02-12 |
MX167645B (es) | 1993-03-31 |
DE3222498C2 (de) | 1994-04-07 |
GB2100268A (en) | 1982-12-22 |
JPH051111A (ja) | 1993-01-08 |
FR2507607B1 (fr) | 1986-08-14 |
JPH0798843B2 (ja) | 1995-10-25 |
KR860001115B1 (ko) | 1986-08-13 |
AU8476782A (en) | 1982-12-23 |
JPH0443924B2 (nl) | 1992-07-20 |
FR2507607A1 (fr) | 1982-12-17 |
NL8202406A (nl) | 1983-01-03 |
AU554655B2 (en) | 1986-08-28 |
CA1210176A (en) | 1986-08-19 |
BR8203490A (pt) | 1983-06-07 |
PH19549A (en) | 1986-05-20 |
DE3222498A1 (de) | 1983-01-05 |
LU84200A1 (fr) | 1983-01-20 |
KR840000589A (ko) | 1984-02-25 |
NL190931C (nl) | 1994-11-01 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
TA | Fee payment date (situation as of event date), data collected since 19931001 |
Effective date: 19950630 |