CA1110799A - Elastomer extrusion drying with gas injection - Google Patents

Elastomer extrusion drying with gas injection

Info

Publication number
CA1110799A
CA1110799A CA281,185A CA281185A CA1110799A CA 1110799 A CA1110799 A CA 1110799A CA 281185 A CA281185 A CA 281185A CA 1110799 A CA1110799 A CA 1110799A
Authority
CA
Canada
Prior art keywords
extruder
elastomer
zone
particles
gas
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
Application number
CA281,185A
Other languages
English (en)
French (fr)
Inventor
Ronald C. Kowalski
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.)
ExxonMobil Technology and Engineering Co
Original Assignee
Exxon Research and Engineering Co
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 Exxon Research and Engineering Co filed Critical Exxon Research and Engineering Co
Application granted granted Critical
Publication of CA1110799A publication Critical patent/CA1110799A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • B29B13/00—Conditioning or physical treatment of the material to be shaped
    • B29B13/06—Conditioning or physical treatment of the material to be shaped by drying
    • 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
    • B29C48/03—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor characterised by the shape of the extruded material at extrusion
    • 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
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08C—TREATMENT OR CHEMICAL MODIFICATION OF RUBBERS
    • C08C3/00—Treatment of coagulated rubber
    • 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
    • C08F6/00—Post-polymerisation treatments
    • C08F6/008—Treatment of solid polymer wetted by water or organic solvents, e.g. coagulum, filter cakes
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2021/00—Use of unspecified rubbers as moulding material
CA281,185A 1976-08-04 1977-06-22 Elastomer extrusion drying with gas injection Expired CA1110799A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US71158876A 1976-08-04 1976-08-04
US711,588 1976-08-04

Publications (1)

Publication Number Publication Date
CA1110799A true CA1110799A (en) 1981-10-13

Family

ID=24858682

Family Applications (1)

Application Number Title Priority Date Filing Date
CA281,185A Expired CA1110799A (en) 1976-08-04 1977-06-22 Elastomer extrusion drying with gas injection

Country Status (10)

Country Link
JP (1) JPS5318681A (xx)
AU (1) AU509821B2 (xx)
BE (1) BE857420A (xx)
BR (1) BR7704880A (xx)
CA (1) CA1110799A (xx)
DE (1) DE2734923C2 (xx)
FR (1) FR2360397A1 (xx)
GB (1) GB1590532A (xx)
IT (1) IT1085589B (xx)
NL (1) NL178850C (xx)

Families Citing this family (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4206300A (en) * 1978-06-12 1980-06-03 Standand Oil Company Method for improving color and impact strength of nitrile polymers
JPS5653104A (en) * 1979-10-09 1981-05-12 Mitsui Petrochem Ind Ltd Separation of polymer from polymer solution
DE3433978A1 (de) * 1984-09-15 1986-03-27 Bayer Ag, 5090 Leverkusen Verfahren zur isolierung von polyarylensulfiden
NL8600144A (nl) * 1986-01-23 1987-08-17 Stamicarbon Werkwijze voor het zuiveren van een thermoplastisch polymeer.
DE3840293A1 (de) * 1988-11-30 1990-05-31 Werner & Pfleiderer Verfahren zum entfernen von verunreinigungen aus polymeren kunststoffen und vorrichtung zur durchfuehrung des verfahrens
US4943402A (en) * 1989-10-31 1990-07-24 E. I. Du Pont De Nemours And Company Process for removing chloroprene dimers from polychloroprene
DE4344593C1 (de) * 1993-12-24 1995-02-16 Somos Gmbh Vorrichtung zum Trocknen von Schüttgut
FR2868782B1 (fr) * 2004-04-13 2006-06-16 Solvay Sa Sa Belge Procede de recuperation d'un polymere en solution
EP1815959A4 (en) * 2004-11-19 2012-09-05 Jsr Corp PROCESS FOR DRYING A WET POLYMER
US7858735B2 (en) 2009-05-29 2010-12-28 Exxonmobil Chemical Patents Inc. Method and apparatus for elastomer finishing
JP7106430B2 (ja) * 2018-10-31 2022-07-26 株式会社日本製鋼所 エラストマーまたはゴムの脱水機

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE561507A (xx) * 1956-10-11
DE1779922A1 (de) * 1961-02-17 1972-01-13 Internat Basic Economy Corp Vorrichtung zum Entfernen von Fluessigkeit aus Elastomeren
DE1454801B2 (de) * 1961-02-17 1972-09-07 Verfahren zum entfernen von fluessigkeit aus elastomeren
US3395746A (en) * 1965-12-13 1968-08-06 Union Carbide Corp Method for devolatilizing liquid polymer compositions
US3499878A (en) * 1966-08-24 1970-03-10 Phillips Petroleum Co Removal of water from solid polymers
US3683511A (en) * 1970-09-04 1972-08-15 Firestone Tire & Rubber Co Method of removing volatiles from an elastomer
US3834440A (en) * 1972-09-15 1974-09-10 Polymer Corp Method for drying polymeric materials

Also Published As

Publication number Publication date
DE2734923A1 (de) 1978-02-09
FR2360397B1 (xx) 1982-03-19
BR7704880A (pt) 1978-04-04
DE2734923C2 (de) 1990-05-31
BE857420A (nl) 1978-02-03
AU509821B2 (en) 1980-05-29
NL7707502A (nl) 1978-02-07
NL178850C (nl) 1986-06-02
GB1590532A (en) 1981-06-03
JPS5318681A (en) 1978-02-21
AU2633477A (en) 1979-01-04
IT1085589B (it) 1985-05-28
FR2360397A1 (fr) 1978-03-03
NL178850B (nl) 1986-01-02

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Legal Events

Date Code Title Description
MKEX Expiry