DE69713999T2 - Entwässern und Trocknen von EP(D)M - Google Patents

Entwässern und Trocknen von EP(D)M

Info

Publication number
DE69713999T2
DE69713999T2 DE69713999T DE69713999T DE69713999T2 DE 69713999 T2 DE69713999 T2 DE 69713999T2 DE 69713999 T DE69713999 T DE 69713999T DE 69713999 T DE69713999 T DE 69713999T DE 69713999 T2 DE69713999 T2 DE 69713999T2
Authority
DE
Germany
Prior art keywords
dewatering
drying
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
Application number
DE69713999T
Other languages
English (en)
Other versions
DE69713999D1 (de
Inventor
Kevin M Kelleher
Robert E Keffer
James R Frazier
Chris B Gyasi
Donald M Zierold
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Bayer AG
Bayer Corp
Original Assignee
Bayer AG
Bayer Corp
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 Bayer AG, Bayer Corp filed Critical Bayer AG
Publication of DE69713999D1 publication Critical patent/DE69713999D1/de
Application granted granted Critical
Publication of DE69713999T2 publication Critical patent/DE69713999T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F26—DRYING
    • F26B—DRYING SOLID MATERIALS OR OBJECTS BY REMOVING LIQUID THEREFROM
    • F26B5/00—Drying solid materials or objects by processes not involving the application of heat
    • F26B5/14—Drying solid materials or objects by processes not involving the application of heat by applying pressure, e.g. wringing; by brushing; by wiping
    • 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
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/395—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders
    • B29C48/397—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using screws surrounded by a cooperating barrel, e.g. single screw extruders using a single screw
    • 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
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/50—Details of extruders
    • B29C48/505—Screws
    • B29C48/625—Screws characterised by the ratio of the threaded length of the screw to its outside diameter [L/D ratio]
    • 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
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/50—Details of extruders
    • B29C48/76—Venting, drying means; Degassing means
    • B29C48/761—Venting, drying means; Degassing means the vented material being in liquid form
    • 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
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/78—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling
    • B29C48/80—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling at the plasticising zone, e.g. by heating cylinders
    • B29C48/83—Heating or cooling the cylinders
    • B29C48/832—Heating

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Molecular Biology (AREA)
  • General Engineering & Computer Science (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
DE69713999T 1996-12-23 1997-12-10 Entwässern und Trocknen von EP(D)M Expired - Fee Related DE69713999T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US08/773,039 US5729911A (en) 1996-12-23 1996-12-23 Dewatering and drying of EP(D)M

Publications (2)

Publication Number Publication Date
DE69713999D1 DE69713999D1 (de) 2002-08-22
DE69713999T2 true DE69713999T2 (de) 2002-11-28

Family

ID=25097010

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69713999T Expired - Fee Related DE69713999T2 (de) 1996-12-23 1997-12-10 Entwässern und Trocknen von EP(D)M

Country Status (5)

Country Link
US (1) US5729911A (de)
EP (1) EP0850741B1 (de)
JP (1) JPH10193351A (de)
BR (1) BR9706275A (de)
DE (1) DE69713999T2 (de)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9827432D0 (en) * 1998-12-11 1999-02-03 Borealis As Method
US6894109B1 (en) * 1998-12-11 2005-05-17 Borealis Technology Oy Method of producing pelletized polyolefin
US7309729B1 (en) * 2000-03-07 2007-12-18 Rohm And Haas Company Aqueous additive systems for polymeric matrices
US6338029B1 (en) * 1999-06-21 2002-01-08 Xerox Corporation Method for determining when an electric motor is acceptable
JP2005171043A (ja) * 2003-12-10 2005-06-30 Sumitomo Chemical Co Ltd エチレン−プロピレン系共重合体ゴムの輸送方法
US7185604B2 (en) * 2004-04-12 2007-03-06 Debra Leah Holte Orthopedic pet cushion
US7858735B2 (en) * 2009-05-29 2010-12-28 Exxonmobil Chemical Patents Inc. Method and apparatus for elastomer finishing
EP2563819B1 (de) 2010-04-30 2015-04-15 ExxonMobil Chemical Patents Inc. Verfahren zur endbearbeitung von elastomer
WO2017127175A1 (en) 2016-01-22 2017-07-27 Exxonmobil Chemical Patents Inc. High viscosity metallocene polymers with low volatiles content
CN109793797A (zh) * 2017-11-16 2019-05-24 西双版纳华坤生物科技有限责任公司 一种用于系统性红斑狼疮治疗与康复的物质的应用及制备
CN109793806A (zh) * 2017-11-16 2019-05-24 西双版纳华坤生物科技有限责任公司 一种用于改善记忆力的物质的应用及其制备方法
CN109793800A (zh) * 2017-11-16 2019-05-24 西双版纳华坤生物科技有限责任公司 一种预防和治疗动脉粥样硬化的物质的应用及制备方法

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3067462A (en) * 1959-06-10 1962-12-11 Blaw Knox Co Extruder for drying synthetic rubber
GB884089A (en) * 1959-06-10 1961-12-06 Blaw Knox Co Improvements in and relating to drying materials in crumb form
DE1779922A1 (de) * 1961-02-17 1972-01-13 Internat Basic Economy Corp Vorrichtung zum Entfernen von Fluessigkeit aus Elastomeren
NL294351A (de) * 1962-06-22 1900-01-01
US3578740A (en) * 1968-10-08 1971-05-18 Goodrich Gulf Chemical Inc Dewatering pelletizer apparatus
US3672641A (en) * 1970-09-14 1972-06-27 French Oil Mill Machinery Apparatus for removing liquids from elastomeric polymers
US3768171A (en) * 1971-08-16 1973-10-30 Us Rubber Reclaiming Co Inc Drying wet elastomeric material
US4185057A (en) * 1974-05-15 1980-01-22 W Bar E, Inc. Dewatering of plastic materials with controlled gaseous injection
US4508592A (en) * 1976-08-04 1985-04-02 Exxon Research & Engineering Co. Elastomer extrusion drying with gas injection
JPS62290505A (ja) * 1986-06-10 1987-12-17 Nippon Buchiru Kk 押出可能材料の乾燥機
SU1431942A1 (ru) * 1987-02-09 1988-10-23 Предприятие П/Я Р-6956 Черв чна машина дл обезвоживани синтетических каучуков
US5041249A (en) * 1989-12-26 1991-08-20 Exxon Chemical Patent Inc. Process for low-temperature elastomer finishing
DE4402394B4 (de) * 1994-01-27 2005-02-10 Basf Ag Verfahren zur Entwässerung von wasserfeuchtem Pfropfkautschuk

Also Published As

Publication number Publication date
DE69713999D1 (de) 2002-08-22
BR9706275A (pt) 1999-08-17
EP0850741A2 (de) 1998-07-01
US5729911A (en) 1998-03-24
EP0850741B1 (de) 2002-07-17
JPH10193351A (ja) 1998-07-28
EP0850741A3 (de) 1998-11-04

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee