IT1157210B - METHOD TO IMPROVE THE PROCESSABILITY OF POLYMERS AND RESULTING COMPOSITIONS - Google Patents
METHOD TO IMPROVE THE PROCESSABILITY OF POLYMERS AND RESULTING COMPOSITIONSInfo
- 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)
- Extrusion Moulding Of Plastics Or The Like (AREA)
- Biological Depolymerization Polymers (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 (en) | 1982-06-15 |
IT1157210B true IT1157210B (en) | 1987-02-11 |
Family
ID=23046062
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IT48643/82A IT1157210B (en) | 1981-06-15 | 1982-06-15 | METHOD TO IMPROVE THE PROCESSABILITY OF POLYMERS AND RESULTING COMPOSITIONS |
Country Status (15)
Country | Link |
---|---|
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) |
Families Citing this family (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
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 |
Family Cites Families (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
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 |
-
1982
- 1982-06-03 CA CA000404450A patent/CA1210176A/en not_active Expired
- 1982-06-09 ZA ZA824064A patent/ZA824064B/en unknown
- 1982-06-10 AU AU84767/82A patent/AU554655B2/en not_active Expired
- 1982-06-14 PH PH27421A patent/PH19549A/en unknown
- 1982-06-14 NL NL8202406A patent/NL190931C/en not_active IP Right Cessation
- 1982-06-14 BR BR8203490A patent/BR8203490A/en unknown
- 1982-06-14 MX MX193140A patent/MX167645B/en unknown
- 1982-06-15 BE BE0/208354A patent/BE893522A/en not_active IP Right Cessation
- 1982-06-15 GB GB8217270A patent/GB2100268B/en not_active Expired
- 1982-06-15 LU LU84200A patent/LU84200A1/en unknown
- 1982-06-15 KR KR8202669A patent/KR860001115B1/en active
- 1982-06-15 IT IT48643/82A patent/IT1157210B/en active
- 1982-06-15 JP JP57102925A patent/JPS5823804A/en active Granted
- 1982-06-15 FR FR8210435A patent/FR2507607B1/en not_active Expired
- 1982-06-15 DE DE3222498A patent/DE3222498C2/en not_active Expired - Lifetime
-
1991
- 1991-11-14 JP JP3297561A patent/JPH0798843B2/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
JPS5823804A (en) | 1983-02-12 |
KR840000589A (en) | 1984-02-25 |
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 |
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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Legal Events
Date | Code | Title | Description |
---|---|---|---|
TA | Fee payment date (situation as of event date), data collected since 19931001 |
Effective date: 19950630 |