HUT48518A - Process for facilitating processing of thermoplastic polymers - Google Patents

Process for facilitating processing of thermoplastic polymers

Info

Publication number
HUT48518A
HUT48518A HU872537A HU253787A HUT48518A HU T48518 A HUT48518 A HU T48518A HU 872537 A HU872537 A HU 872537A HU 253787 A HU253787 A HU 253787A HU T48518 A HUT48518 A HU T48518A
Authority
HU
Hungary
Prior art keywords
thermoplastic polymers
facilitating processing
facilitating
processing
thermoplastic
Prior art date
Application number
HU872537A
Other languages
Hungarian (hu)
Inventor
Zoltan Balajthy
Geza Szekely
Istvan Poka
Peter Seida
Original Assignee
Zoltan Balajthy
Geza Szekely
Istvan Poka
Peter Seida
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 Zoltan Balajthy, Geza Szekely, Istvan Poka, Peter Seida filed Critical Zoltan Balajthy
Priority to HU872537A priority Critical patent/HUT48518A/en
Priority to PCT/HU1988/000039 priority patent/WO1988009716A1/en
Priority to EP88904981A priority patent/EP0316415A1/en
Publication of HUT48518A publication Critical patent/HUT48518A/en

Links

Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C33/00Moulds or cores; Details thereof or accessories therefor
    • B29C33/56Coatings, e.g. enameled or galvanised; Releasing, lubricating or separating agents
    • B29C33/60Releasing, lubricating or separating agents
    • B29C33/62Releasing, lubricating or separating agents based on polymers or oligomers
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C33/00Moulds or cores; Details thereof or accessories therefor
    • B29C33/56Coatings, e.g. enameled or galvanised; Releasing, lubricating or separating agents
    • B29C33/58Applying the releasing agents
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/03Extrusion 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
    • B29C48/09Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels
    • B29C48/10Articles with cross-sections having partially or fully enclosed cavities, e.g. pipes or channels flexible, e.g. blown foils
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25Component parts, details or accessories; Auxiliary operations
    • B29C48/27Cleaning; Purging; Avoiding contamination
    • B29C48/272Cleaning; Purging; Avoiding contamination of dies
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25Component parts, details or accessories; Auxiliary operations
    • B29C48/30Extrusion nozzles or dies
    • B29C48/3001Extrusion nozzles or dies characterised by the material or their manufacturing process
    • B29C48/3003Materials, coating or lining therefor
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29CSHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25Component parts, details or accessories; Auxiliary operations
    • B29C48/30Extrusion nozzles or dies
    • B29C48/32Extrusion nozzles or dies with annular openings, e.g. for forming tubular articles
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B29WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29KINDEXING 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
    • B29K2827/00Use of polyvinylhalogenides or derivatives thereof as mould material
    • B29K2827/12Use of polyvinylhalogenides or derivatives thereof as mould material containing fluorine

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
HU872537A 1987-06-03 1987-06-03 Process for facilitating processing of thermoplastic polymers HUT48518A (en)

Priority Applications (3)

Application Number Priority Date Filing Date Title
HU872537A HUT48518A (en) 1987-06-03 1987-06-03 Process for facilitating processing of thermoplastic polymers
PCT/HU1988/000039 WO1988009716A1 (en) 1987-06-03 1988-06-03 Process and tool to facilitate processing of thermoplastic polymers
EP88904981A EP0316415A1 (en) 1987-06-03 1988-06-03 Process and tool to facilitate processing of thermoplastic polymers

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
HU872537A HUT48518A (en) 1987-06-03 1987-06-03 Process for facilitating processing of thermoplastic polymers

Publications (1)

Publication Number Publication Date
HUT48518A true HUT48518A (en) 1989-06-28

Family

ID=10959892

Family Applications (1)

Application Number Title Priority Date Filing Date
HU872537A HUT48518A (en) 1987-06-03 1987-06-03 Process for facilitating processing of thermoplastic polymers

Country Status (3)

Country Link
EP (1) EP0316415A1 (en)
HU (1) HUT48518A (en)
WO (1) WO1988009716A1 (en)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9619139D0 (en) 1996-09-13 1996-10-23 Unilever Plc Process for stamping detergent bars
RU2272709C2 (en) * 2004-01-21 2006-03-27 Олег Леонидович Куликов Method of molding of thermoplastic polymeric material, the device for its realization and the composition of the thermoplastic polymeric material
MX2012007749A (en) * 2009-12-30 2012-08-01 Dow Global Technologies Llc Method for extruding polymer.
CN103144271A (en) * 2013-03-13 2013-06-12 昆明特瑞特塑胶有限公司 Exit molding device for plastic extruder

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2403476A (en) * 1944-08-08 1946-07-09 Du Pont Extrusion apparatus
US4282177A (en) * 1979-01-08 1981-08-04 Union Carbide Corporation Method for reducing sharkskin melt fracture during extrusion of ethylene polymers
WO1981002996A1 (en) * 1980-04-23 1981-10-29 O Ruiz Profiling die
CA1210918A (en) * 1983-06-28 1986-09-09 Arakalgud V. Ramamurthy Process for substantially eliminating surface melt fracture when extruding ethylene polymers

Also Published As

Publication number Publication date
WO1988009716A1 (en) 1988-12-15
EP0316415A1 (en) 1989-05-24

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Legal Events

Date Code Title Description
DFA9 Temporary protection cancelled due to abandonment