ES543993A0 - Procedimiento para la obtencion de articulos termoplasticos conformados por inyeccion de policarbonato - Google Patents

Procedimiento para la obtencion de articulos termoplasticos conformados por inyeccion de policarbonato

Info

Publication number
ES543993A0
ES543993A0 ES543993A ES543993A ES543993A0 ES 543993 A0 ES543993 A0 ES 543993A0 ES 543993 A ES543993 A ES 543993A ES 543993 A ES543993 A ES 543993A ES 543993 A0 ES543993 A0 ES 543993A0
Authority
ES
Spain
Prior art keywords
procedure
thermoplastic articles
polycarbonate injection
obtaining thermoplastic
conformed
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.)
Granted
Application number
ES543993A
Other languages
English (en)
Other versions
ES8605721A1 (es
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
Original Assignee
Bayer 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 Bayer AG filed Critical Bayer AG
Publication of ES8605721A1 publication Critical patent/ES8605721A1/es
Publication of ES543993A0 publication Critical patent/ES543993A0/es
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
    • B29B9/00—Making granules
    • B29B9/12—Making granules characterised by structure or composition
    • 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
    • B29B9/02—Making granules by dividing preformed material
    • B29B9/06—Making granules by dividing preformed material in the form of filamentary material, e.g. combined with 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
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C2045/0091—Pellets or granules, e.g. their structure, composition, length, height, width
    • 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
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • 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
    • B29K2069/00—Use of PC, i.e. polycarbonates or derivatives thereof, as moulding material

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
  • Shaping By String And By Release Of Stress In Plastics And The Like (AREA)
  • Manufacture Of Macromolecular Shaped Articles (AREA)
ES543993A 1984-06-09 1985-06-07 Procedimiento para la obtencion de articulos termoplasticos conformados por inyeccion de policarbonato Expired ES8605721A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19843421647 DE3421647A1 (de) 1984-06-09 1984-06-09 Verfahren zur herstellung von polycarbonat-spritzgussformkoerpern

Publications (2)

Publication Number Publication Date
ES8605721A1 ES8605721A1 (es) 1986-01-16
ES543993A0 true ES543993A0 (es) 1986-01-16

Family

ID=6238089

Family Applications (1)

Application Number Title Priority Date Filing Date
ES543993A Expired ES8605721A1 (es) 1984-06-09 1985-06-07 Procedimiento para la obtencion de articulos termoplasticos conformados por inyeccion de policarbonato

Country Status (6)

Country Link
US (1) US4699745A (es)
EP (1) EP0164641B1 (es)
JP (1) JPS613710A (es)
CA (1) CA1247314A (es)
DE (2) DE3421647A1 (es)
ES (1) ES8605721A1 (es)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI895172A0 (fi) * 1989-10-31 1989-10-31 Biocon Oy Kompositmaterial.
US5187256A (en) * 1990-12-03 1993-02-16 The Dow Chemical Company Uniform distribution polycarbonate pellet
WO1996026241A2 (en) * 1995-02-14 1996-08-29 The Dow Chemical Company Polymer pellets, process for their preparation and moulded articles obtained therefrom
US5662857A (en) * 1995-08-29 1997-09-02 Taiwan Liton Electronic Co., Ltd. Process of making an LED reflector
KR20010040764A (ko) * 1998-02-09 2001-05-15 빌프리더 하이더 중합체 입자
DE19815717C2 (de) * 1998-04-08 2000-07-27 Bayer Ag Vakuolenfreie Polymergranulate
DE19933476B4 (de) * 1999-07-16 2006-09-28 Rieter Automatik Gmbh Verfahren und Vorrichtung zur Zuleitung und Behandlung von Kunststoffsträngen
US7135545B2 (en) * 2004-04-29 2006-11-14 Essilor International Compagnie General D'optique High molecular weight lenses formed from viscosity-specific polycarbonate

Family Cites Families (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE714708C (de) * 1938-11-01 1941-12-05 Ig Farbenindustrie Ag Verfahren zur Herstellung von Formstuecken aus Superpolyamiden nach dem Spritzgussverfahren
BE564009A (es) * 1957-01-17
DE1229722B (de) * 1957-11-29 1966-12-01 Dow Chemical Co Verfahren zum Herstellen verschaeumbarer Formmassen aus vinylaromatischen Polymerisaten
DE1179355B (de) * 1958-01-08 1964-10-08 Bayer Ag Verfahren und Vorrichtung zum Verstrecken von Bahnen aus chmolekularen thermo-plastischen Kunststoffen
NL129962C (es) * 1959-04-25
NL256449A (es) * 1959-10-01 1900-01-01
NL129118C (es) * 1959-11-21
US3424832A (en) * 1967-04-10 1969-01-28 Dow Chemical Co Processing of plastic
US3796785A (en) * 1971-03-15 1974-03-12 Bayer Ag Method of stretching a thermoplastic sheet using a shortened stretching zone
US4540534A (en) * 1983-10-11 1985-09-10 American Optical Corporation Apparatus and method for injection molding lenses

Also Published As

Publication number Publication date
DE3421647A1 (de) 1985-12-12
EP0164641A2 (de) 1985-12-18
DE3579501D1 (de) 1990-10-11
JPS613710A (ja) 1986-01-09
US4699745A (en) 1987-10-13
ES8605721A1 (es) 1986-01-16
EP0164641A3 (en) 1988-07-27
CA1247314A (en) 1988-12-28
EP0164641B1 (de) 1990-09-05

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Legal Events

Date Code Title Description
MM4A Patent lapsed

Effective date: 19960401