DE3484543D1 - Verfahren zur herstellung eines harzes fuer das blasverfahren. - Google Patents
Verfahren zur herstellung eines harzes fuer das blasverfahren.Info
- Publication number
- DE3484543D1 DE3484543D1 DE8484102253T DE3484543T DE3484543D1 DE 3484543 D1 DE3484543 D1 DE 3484543D1 DE 8484102253 T DE8484102253 T DE 8484102253T DE 3484543 T DE3484543 T DE 3484543T DE 3484543 D1 DE3484543 D1 DE 3484543D1
- Authority
- DE
- Germany
- Prior art keywords
- blowing
- resin
- producing
- 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 - Fee Related
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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29B—PREPARATION OR PRETREATMENT OF THE MATERIAL TO BE SHAPED; MAKING GRANULES OR PREFORMS; RECOVERY OF PLASTICS OR OTHER CONSTITUENTS OF WASTE MATERIAL CONTAINING PLASTICS
- B29B9/00—Making granules
-
- 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
-
- 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
- C08J3/12—Powdering or granulating
-
- 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
- C08J2323/04—Homopolymers or copolymers of ethene
- C08J2323/06—Polyethene
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Chemical & Material Sciences (AREA)
- Blow-Moulding Or Thermoforming Of Plastics Or The Like (AREA)
- Addition Polymer Or Copolymer, Post-Treatments, Or Chemical Modifications (AREA)
- Processes Of Treating Macromolecular Substances (AREA)
- Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP58040027A JPS59166507A (ja) | 1983-03-12 | 1983-03-12 | 中空成形用樹脂の製造方法 |
Publications (1)
Publication Number | Publication Date |
---|---|
DE3484543D1 true DE3484543D1 (de) | 1991-06-13 |
Family
ID=12569417
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE8484102253T Expired - Fee Related DE3484543D1 (de) | 1983-03-12 | 1984-03-02 | Verfahren zur herstellung eines harzes fuer das blasverfahren. |
Country Status (4)
Country | Link |
---|---|
US (1) | US4528151A (de) |
EP (1) | EP0121740B1 (de) |
JP (1) | JPS59166507A (de) |
DE (1) | DE3484543D1 (de) |
Families Citing this family (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5276135A (en) * | 1992-03-20 | 1994-01-04 | E. I. Du Pont De Nemours And Company | Stabilized copolymers of ethylene with ethylenically unsaturated carboxylic acids |
FR2723880B1 (fr) * | 1994-08-30 | 1997-01-03 | Bp Chemicals Snc | Procede pour modifier un polyethylene dans une extrudeuse |
US5728335A (en) * | 1996-06-26 | 1998-03-17 | Union Carbide Chemicals & Plastics Technology Corporation | Process for extrusion |
US6454976B1 (en) * | 1996-06-26 | 2002-09-24 | Union Carbide Chemicals & Plastics Technology Corporation | Pelletizing of broad molecular weight polyethylene |
US5962598A (en) * | 1996-07-26 | 1999-10-05 | Equistar Chemicals, Lp | Polyethlene film composition having broad molecular weight distribution and improved bubble stability |
DE69811850T2 (de) * | 1998-02-13 | 2003-09-04 | Union Carbide Chem Plastic | Extrusionsverfahren |
CN1516709A (zh) * | 2001-07-03 | 2004-07-28 | ������ѧ��ʽ���� | 聚乙烯树脂及其生产方法和包含该聚乙烯树脂作为主要组分的吹塑薄膜 |
US20050012235A1 (en) * | 2001-11-30 | 2005-01-20 | Schregenberger Sandra D | Oxygen tailoring of polyethylene resins |
TW200504093A (en) | 2003-05-12 | 2005-02-01 | Dow Global Technologies Inc | Polymer composition and process to manufacture high molecular weight-high density polyethylene and film therefrom |
US7892466B2 (en) | 2004-08-19 | 2011-02-22 | Univation Technologies, Llc | Oxygen tailoring of polyethylene resins |
US20060038315A1 (en) * | 2004-08-19 | 2006-02-23 | Tunnell Herbert R Iii | Oxygen tailoring of polyethylene resins |
US8202940B2 (en) | 2004-08-19 | 2012-06-19 | Univation Technologies, Llc | Bimodal polyethylene compositions for blow molding applications |
US7451600B2 (en) * | 2005-07-06 | 2008-11-18 | Pratt & Whitney Canada Corp. | Gas turbine engine combustor with improved cooling |
US7754834B2 (en) | 2007-04-12 | 2010-07-13 | Univation Technologies, Llc | Bulk density promoting agents in a gas-phase polymerization process to achieve a bulk particle density |
CN104271612B (zh) | 2012-03-15 | 2017-02-22 | 埃克森美孚化学专利公司 | 聚乙烯的氧整理 |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2715076A (en) * | 1952-11-29 | 1955-08-09 | Du Pont | Process for treating polyethylene structures and articles resulting therefrom |
DE1037115B (de) * | 1956-06-09 | 1958-08-21 | Huels Chemische Werke Ag | Verfahren zum spanlosen Verformen von Polyaethylen |
US3412080A (en) * | 1957-04-02 | 1968-11-19 | Union Carbide Corp | Thermal treatment of high-density polyolefins |
NL261967A (de) * | 1960-03-09 | |||
US3242159A (en) * | 1961-11-27 | 1966-03-22 | Pullman Inc | Treatment of linear polyethylene |
DE1223542B (de) * | 1962-05-14 | 1966-08-25 | Grace W R & Co | Verfahren zur Herstellung von vernetzten Formkoerpern aus Polyaethylen |
CA957473A (en) * | 1970-10-28 | 1974-11-12 | E. I. Du Pont De Nemours And Company | Process for continuously extruding crosslinkable polyethylene compositions |
IT994856B (it) * | 1972-04-25 | 1975-10-20 | Scott G | Procedimento per ottenere polimeri degradabili rapidament |
ZA796121B (en) * | 1978-12-26 | 1981-09-30 | Hoechst Co American | Molding powder of ultra-high molecular weight polyethylene and process for its preparation |
US4246390A (en) * | 1980-04-21 | 1981-01-20 | American Hoechst Corporation | Molding powder of ultra-high molecular weight polyethylene and process for its preparation |
JPS57212029A (en) * | 1981-06-23 | 1982-12-27 | Mitsubishi Chem Ind Ltd | Production of hollow molded article of polyethylene |
JPS5829841A (ja) * | 1981-08-14 | 1983-02-22 | Asahi Chem Ind Co Ltd | 改良されたポリエチレン組成物 |
-
1983
- 1983-03-12 JP JP58040027A patent/JPS59166507A/ja active Granted
- 1983-04-11 US US06/483,877 patent/US4528151A/en not_active Expired - Lifetime
-
1984
- 1984-03-02 DE DE8484102253T patent/DE3484543D1/de not_active Expired - Fee Related
- 1984-03-02 EP EP84102253A patent/EP0121740B1/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
JPS59166507A (ja) | 1984-09-19 |
EP0121740B1 (de) | 1991-05-08 |
US4528151A (en) | 1985-07-09 |
JPH0518842B2 (de) | 1993-03-15 |
EP0121740A1 (de) | 1984-10-17 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8363 | Opposition against the patent | ||
8365 | Fully valid after opposition proceedings | ||
8339 | Ceased/non-payment of the annual fee |