FR902848A - Worm screw press for molding polymers with a high degree of polymerization - Google Patents

Worm screw press for molding polymers with a high degree of polymerization

Info

Publication number
FR902848A
FR902848A FR902848DA FR902848A FR 902848 A FR902848 A FR 902848A FR 902848D A FR902848D A FR 902848DA FR 902848 A FR902848 A FR 902848A
Authority
FR
France
Prior art keywords
polymerization
high degree
worm screw
screw press
molding polymers
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
Other languages
French (fr)
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.)
IG Farbenindustrie AG
Original Assignee
IG Farbenindustrie AG
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 IG Farbenindustrie AG filed Critical IG Farbenindustrie AG
Application granted granted Critical
Publication of FR902848A publication Critical patent/FR902848A/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
    • 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
    • B29C48/86—Thermal treatment of the extrusion moulding material or of preformed parts or layers, e.g. by heating or cooling at the nozzle zone
    • B29C48/865—Heating
    • 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
FR902848D 1942-11-06 1944-03-21 Worm screw press for molding polymers with a high degree of polymerization Expired FR902848A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE902848X 1942-11-06

Publications (1)

Publication Number Publication Date
FR902848A true FR902848A (en) 1945-09-13

Family

ID=6861238

Family Applications (1)

Application Number Title Priority Date Filing Date
FR902848D Expired FR902848A (en) 1942-11-06 1944-03-21 Worm screw press for molding polymers with a high degree of polymerization

Country Status (1)

Country Link
FR (1) FR902848A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2693348A (en) * 1953-07-30 1954-11-02 Joseph Eck & Sohne Continuously operating screw press for plastic compositions
DE1086040B (en) * 1953-07-10 1960-07-28 Kalle Ag Injection head with heated ring nozzle for extrusion presses for the production of hoses from organic thermoplastic

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1086040B (en) * 1953-07-10 1960-07-28 Kalle Ag Injection head with heated ring nozzle for extrusion presses for the production of hoses from organic thermoplastic
US2693348A (en) * 1953-07-30 1954-11-02 Joseph Eck & Sohne Continuously operating screw press for plastic compositions

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