BR8304039A - Processo e instalacao de prensa por extrusao para o controle da fabricacao de perfis consistindo de uma ou varias misturas diferentes de borracha ou de plastico termoplastico - Google Patents

Processo e instalacao de prensa por extrusao para o controle da fabricacao de perfis consistindo de uma ou varias misturas diferentes de borracha ou de plastico termoplastico

Info

Publication number
BR8304039A
BR8304039A BR8304039A BR8304039A BR8304039A BR 8304039 A BR8304039 A BR 8304039A BR 8304039 A BR8304039 A BR 8304039A BR 8304039 A BR8304039 A BR 8304039A BR 8304039 A BR8304039 A BR 8304039A
Authority
BR
Brazil
Prior art keywords
rubber
installation
manufacturing
control
thermoplastic plastic
Prior art date
Application number
BR8304039A
Other languages
English (en)
Inventor
Dietmar Anders
Original Assignee
Berstorff Gmbh Masch Hermann
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 Berstorff Gmbh Masch Hermann filed Critical Berstorff Gmbh Masch Hermann
Publication of BR8304039A publication Critical patent/BR8304039A/pt

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
    • B29C48/36—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die
    • B29C48/49—Means for plasticising or homogenising the moulding material or forcing it through the nozzle or die using two or more extruders to feed one die or nozzle
    • 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
    • B29C48/12—Articles with an irregular circumference when viewed in cross-section, e.g. window profiles
    • 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
    • B29C48/16—Articles comprising two or more components, e.g. co-extruded layers
    • B29C48/18—Articles comprising two or more components, e.g. co-extruded layers the components being layers
    • B29C48/19—Articles comprising two or more components, e.g. co-extruded layers the components being layers the layers being joined at their edges
    • 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
    • B29C48/16—Articles comprising two or more components, e.g. co-extruded layers
    • B29C48/18—Articles comprising two or more components, e.g. co-extruded layers the components being layers
    • B29C48/21—Articles comprising two or more components, e.g. co-extruded layers the components being layers the layers being joined at their surfaces
    • 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
    • B29C48/92—Measuring, controlling or regulating
    • 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
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92009—Measured parameter
    • B29C2948/92019—Pressure
    • 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
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92009—Measured parameter
    • B29C2948/9218—Weight
    • 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
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92323—Location or phase of measurement
    • B29C2948/92361—Extrusion unit
    • B29C2948/92409—Die; Nozzle zone
    • 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
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92323—Location or phase of measurement
    • B29C2948/92438—Conveying, transporting or storage of articles
    • 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
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92504—Controlled parameter
    • B29C2948/9258—Velocity
    • 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
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92504—Controlled parameter
    • B29C2948/92609—Dimensions
    • B29C2948/92647—Thickness
    • 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
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92819—Location or phase of control
    • B29C2948/92857—Extrusion unit
    • B29C2948/92876—Feeding, melting, plasticising or pumping zones, e.g. the melt itself
    • B29C2948/92885—Screw or gear
    • 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
    • B29C2948/00—Indexing scheme relating to extrusion moulding
    • B29C2948/92—Measuring, controlling or regulating
    • B29C2948/92819—Location or phase of control
    • B29C2948/92857—Extrusion unit
    • B29C2948/92904—Die; Nozzle zone
    • 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
    • B29C48/07—Flat, e.g. panels
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29L—INDEXING SCHEME ASSOCIATED WITH SUBCLASS B29C, RELATING TO PARTICULAR ARTICLES
    • B29L2030/00—Pneumatic or solid tyres or parts thereof
    • B29L2030/002—Treads

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
BR8304039A 1983-04-27 1983-07-28 Processo e instalacao de prensa por extrusao para o controle da fabricacao de perfis consistindo de uma ou varias misturas diferentes de borracha ou de plastico termoplastico BR8304039A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE3315184A DE3315184C1 (de) 1983-04-27 1983-04-27 Verfahren und Strangpresseinrichtung zum UEberwachen der Herstellung von Profilen aus einer oder mehreren Kautschuk- oder Kunststoffmischungen

Publications (1)

Publication Number Publication Date
BR8304039A true BR8304039A (pt) 1985-01-22

Family

ID=6197448

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8304039A BR8304039A (pt) 1983-04-27 1983-07-28 Processo e instalacao de prensa por extrusao para o controle da fabricacao de perfis consistindo de uma ou varias misturas diferentes de borracha ou de plastico termoplastico

Country Status (8)

Country Link
US (1) US4515738A (pt)
JP (1) JPS59199230A (pt)
BR (1) BR8304039A (pt)
DE (1) DE3315184C1 (pt)
FR (1) FR2545034B1 (pt)
GB (1) GB2141844B (pt)
IT (1) IT1164304B (pt)
SU (1) SU1175359A3 (pt)

Families Citing this family (39)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3434904C1 (de) * 1984-09-22 1985-10-17 Hermann Berstorff Maschinenbau Gmbh, 3000 Hannover Verfahren und Anlage zum UEberwachen der Abmessungen eines aus einer oder mehreren Mischungen bestehenden,kontinuierlich extrudierten Profilbandes aus Kautschuk oder thermoplastischem Kunststoff
IT1200720B (it) * 1984-09-22 1989-01-27 Berstorff Gmbh Masch Hermann Procedimento e implanto per sorvegliare le dimensioni di un nastro profilato in caucciu' o materale sintetico termoplastico, costituito di una o piu' mescole ed estruso in continuo
DE3530383A1 (de) * 1985-08-24 1987-03-05 Reifenhaeuser Masch Formgebendes werkzeugaggregat fuer eine strangpressvorrichtung fuer thermoplastifizierten kunststoff
DE3534770C1 (de) * 1985-09-30 1986-11-13 Hermann Berstorff Maschinenbau Gmbh, 3000 Hannover Verfahren und Anordnung zum materialverlustarmen Anfahren einer Mehrfachstrangpresse zum Herstellen von aus verschiedenen Kautschuk- oder Kunststoffmischungen bestehendenProfilstraengen,beispielsweise fuer Lauf- oder Seitenstreifen von Fahrzeugreifen
DE3535470A1 (de) * 1985-10-04 1987-04-09 Battenfeld Extrusionstech Verfahren und vorrichtung zum konstanthalten der wandstaerke beim extrudieren von blasfolien, rohren oder rohrfoermigen straengen aus kunststoff
DE3536329A1 (de) * 1985-10-11 1987-04-16 Battenfeld Extrusionstech Verfahren und vorrichtung zum konstanthalten der wandstaerke bei extrudieren von blasfolien, rohren oder rohrfoermigen straengen aus kunststoff
FR2636210B1 (fr) * 1988-09-13 1993-04-09 Kaufler Sa Dispositif pour produire en continu des morceaux de viande sensiblement parallelepipediques
ES2043206T3 (es) * 1989-09-16 1993-12-16 Roehm Gmbh Adaptador de coextrusion
US5128077A (en) * 1991-02-12 1992-07-07 General Tire, Inc. Method for producing multicomponent extrusions having controlled component contributions
US5527499A (en) * 1995-01-31 1996-06-18 Bridgestone/Firestone, Inc. Extrusion apparatus and method with pressure equalization
DE19507598C2 (de) * 1995-03-04 1997-02-20 Uniroyal Englebert Gmbh Mehrkomponentenextruder
US5725814A (en) * 1995-06-07 1998-03-10 Harrel, Inc. Extrusion of an article of varying content
US5695789A (en) * 1995-06-07 1997-12-09 Harrel, Inc. Apparatus for extrusion of an article of varying content
NL1012032C2 (nl) * 1999-03-05 2000-09-06 Wavin Bv Werkwijze voor het vervaardigen van een buis van biaxiaal georiënteerd thermoplastisch kunststofmateriaal.
JP3834199B2 (ja) * 2000-11-22 2006-10-18 住友ゴム工業株式会社 ゴム成形方法およびゴム成形装置
US20060038310A1 (en) * 2004-07-29 2006-02-23 Erik Lipson Method and apparatus for forming extruded striped plastic products with variations in width of the stripes along the length of the products and for blow molding articles formed from such extruded parts
DE602008005667D1 (de) * 2007-05-31 2011-05-05 Michelin Soc Tech Vorrichtung und Methode zur Ummantelung eines Strangs
DE102009004946B4 (de) * 2008-10-22 2015-04-09 Sikora Aktiengesellschaft Verfahren und Vorrichtung zur Messung der Temperatur eines plastifizierten Kunststoffs am Ausgang eines Extruders
DE102009048980A1 (de) * 2009-10-09 2011-04-14 Troester Gmbh & Co. Kg Spritzkopf sowie eine mit einem solchen Spritzkopf ausgestattete Extrusionsvorrichtung
US9227372B2 (en) * 2011-12-19 2016-01-05 The Goodyear Tire & Rubber Company Conicity correction for rubber component extrusion
BR112014015115B1 (pt) * 2011-12-29 2021-03-16 Pirelli Tyre S.P.A. processo e aparelho para construir um pneu
US9636860B2 (en) 2012-05-31 2017-05-02 Mohawk Industries, Inc. Method of manufacturing bulked continuous filament
US10695953B2 (en) 2012-05-31 2020-06-30 Aladdin Manufacturing Corporation Methods for manufacturing bulked continuous carpet filament
US9630353B2 (en) 2012-05-31 2017-04-25 Mohawk Industries, Inc. Method of manufacturing bulked continuous filament
US10532495B2 (en) 2012-05-31 2020-01-14 Aladdin Manufacturing Corporation Methods for manufacturing bulked continuous filament from recycled PET
US11045979B2 (en) 2012-05-31 2021-06-29 Aladdin Manufacturing Corporation Methods for manufacturing bulked continuous filament from recycled PET
US8597553B1 (en) 2012-05-31 2013-12-03 Mohawk Industries, Inc. Systems and methods for manufacturing bulked continuous filament
US10487422B2 (en) 2012-05-31 2019-11-26 Aladdin Manufacturing Corporation Methods for manufacturing bulked continuous filament from colored recycled pet
US10538016B2 (en) 2012-05-31 2020-01-21 Aladdin Manufacturing Corporation Methods for manufacturing bulked continuous carpet filament
DE102013109346A1 (de) * 2013-08-29 2015-03-05 Continental Reifen Deutschland Gmbh Verfahren zur Herstellung von Vormaterial für Fahrzeugreifen
JP6392638B2 (ja) * 2014-11-14 2018-09-19 東洋ゴム工業株式会社 ゴム押出成型装置及び方法
DE102014117068B4 (de) 2014-11-21 2020-04-23 KraussMaffei Extrusion GmbH Mehrfach-Strangpresskopf sowie Laufprofil-Herstellvorrichtung zum Herstellen von Laufprofilen von Fahrzeugreifen
MX2017015611A (es) * 2015-06-12 2018-04-24 Pirelli Metodo y aparato para controlar la extrusion de un producto semiterminado en un proceso de fabricacion de neumaticos.
US10751915B2 (en) 2016-11-10 2020-08-25 Aladdin Manufacturing Corporation Polyethylene terephthalate coloring systems and methods
KR102457552B1 (ko) 2017-01-30 2022-10-21 알라딘 매뉴펙쳐링 코포레이션 착색된 재생 pet 로부터 벌크 연속 필라멘트를 제조하는 방법
JP6520967B2 (ja) * 2017-02-16 2019-05-29 横浜ゴム株式会社 ゴム押出装置およびゴム押出物の製造方法
US11279071B2 (en) 2017-03-03 2022-03-22 Aladdin Manufacturing Corporation Method of manufacturing bulked continuous carpet filament
US11473216B2 (en) 2017-09-15 2022-10-18 Aladdin Manufacturing Corporation Polyethylene terephthalate coloring systems and methods
US11242622B2 (en) 2018-07-20 2022-02-08 Aladdin Manufacturing Corporation Bulked continuous carpet filament manufacturing from polytrimethylene terephthalate

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3125616A (en) * 1964-03-17 Process for the production of thermoplastic polymeric
US2289933A (en) * 1941-05-09 1942-07-14 Mccreary Tire And Rubber Compa Tire tread fabrication
US2382177A (en) * 1941-10-15 1945-08-14 Goodrich Co B F Apparatus for making composite strips
US2897543A (en) * 1958-02-24 1959-08-04 Goodrich Co B F Multi-part extruder head
US3280427A (en) * 1964-02-03 1966-10-25 Cooper Tire & Rubber Co Apparatus for extruding composite black and white rubber strips for white sidewall tires
US3502752A (en) * 1967-02-13 1970-03-24 Gen Cable Corp Control of the dimensions of multiple layers of extruded insulation
DE2201631C3 (de) * 1972-01-14 1979-05-03 Paul Troester Maschinenfabrik, 3000 Hannover Strangpreßkopf zum Herstellen von Flachprofilen aus zwei verschiedenartigen Mischungen
FR2304952A1 (fr) * 1975-03-20 1976-10-15 Lesieur Cotelle Procede et dispositif pour la regulation de l'epaisseur d'une feuille plastique extrudee
US4087499A (en) * 1975-08-07 1978-05-02 The Goodyear Tire & Rubber Company Method for controlling uniformity in tire tread stock
US4088721A (en) * 1976-09-24 1978-05-09 The Goodyear Tire & Rubber Company Method and apparatus for controlling the thickness of extruded stock
US4137025A (en) * 1977-03-07 1979-01-30 Graves Kenneth E Apparatus for measuring and controlling the wall thickness of plastic pipes
US4095156A (en) * 1977-03-21 1978-06-13 Vladimir Alexeevich Borisov Device for automatic dimension control of extruded blanks
DE2723130A1 (de) * 1977-05-23 1978-12-07 Bellaplast Gmbh Verfahren und vorrichtung zum kontinuierlichen steuern des extrudiervorganges in extrudieranlagen
US4097566A (en) * 1977-06-01 1978-06-27 Nucleonics Data Systems Extrusion line control system
JPS5438363A (en) * 1977-08-31 1979-03-22 Toyoda Gosei Co Ltd Apparatus for automatic regulation of outer diameter of extrusion molded product
IT1123875B (it) * 1979-10-17 1986-04-30 Pirelli Testa di estrusione piana
US4428896A (en) * 1982-08-30 1984-01-31 The General Tire & Rubber Company Method of producing an extrudate of controlled size and shape from a roller die

Also Published As

Publication number Publication date
DE3315184C1 (de) 1984-06-28
JPS59199230A (ja) 1984-11-12
GB2141844B (en) 1986-04-30
FR2545034A1 (fr) 1984-11-02
SU1175359A3 (ru) 1985-08-23
GB2141844A (en) 1985-01-03
US4515738A (en) 1985-05-07
IT1164304B (it) 1987-04-08
FR2545034B1 (fr) 1988-04-22
IT8321956A0 (it) 1983-07-06
IT8321956A1 (it) 1985-01-06
GB8322513D0 (en) 1983-09-21

Similar Documents

Publication Publication Date Title
BR8304039A (pt) Processo e instalacao de prensa por extrusao para o controle da fabricacao de perfis consistindo de uma ou varias misturas diferentes de borracha ou de plastico termoplastico
BR9202453A (pt) Processo para formar um revestimento,gesso ou selante elastomerico,termoplastico,e composicao elastomerica
BR8605420A (pt) Processo para a producao de uma composicao polimerica espumada,composicao assim produzida e laminado
BR8803892A (pt) Laminado de polimero resistente a tira de deslizamento de vidro e processo para formar um laminado de uma camada de borracha resistente a intemperies
DE69810809D1 (de) Herstellung von extrudierten getreideprodukten mit einem schnellaufenden schneckenextruder
BR7602880A (pt) Extrusao de borracha processo de produzir uma extrusao de borracha de graus multiplos e matriz de extrusao
BR9400046A (pt) Aparelho de extrusão para fabricar um produto constituído por diferentes misturas de borracha crua e processo de extrusão para formar um produto complexo perfilado constituído por pelo menos duas misturas de borracha diferentes
BR8202710A (pt) Elastomero termoplastico e processo de producao do mesmo
BR8101651A (pt) Tira de banda de rodagem em estado cru pre-formada e processo de construcao de um pneumatico com uma pluralidade de sulcos continuos que se estendem circunferentemente no desenho da banda de rodagem curada
BR9001820A (pt) Composicao elastomerica termoplastica e processo para preparar uma composicao dinamicamente vulcanizada
BR8905656A (pt) Composicao de moldagem de termoplastico e processo para produzir uma composicao de moldagem de termoplastico
BR9002052A (pt) Instalacao de fabricacao de corpos ocos em materia plastica
BR8701447A (pt) Processo para provocar a inibicao de vulcanizacao de composicoes de borracha com incrementacao de densidade de interligacao
BR8602385A (pt) Composicao formadora de espuma e reticulavel e processo de formacao de espuma e reticulacao da composicao
BR8903123A (pt) Processo e extrusor para funcionalizar polimeros de hidrocarbonetos
BR8406722A (pt) Processo para preparar composicoes de borracha;materia-prima de borracha curada e artigo de borracha
ES281564Y (es) Elemento de construccion, de plastico, para fines decorativos y juguetes
BR8506693A (pt) Processo para aplicar ao vidro uma camada de plastico antilacerante
BR8602527A (pt) Processo de producao de clinquer e instalacao para execucao do processo
DE3689258D1 (de) Verfahren zur Herstellung von mit Gummi modifizierten thermoplastischen Harzen.
BR8603585A (pt) Painel de espuma de plastico extrudado e processo para sua obtencao
BR9002985A (pt) Processo para produzir corpos de espuma extrusados
BR8505990A (pt) Composicao vulcanizada de borrachas e processo para a producao de uma composicao vulcanizada
BR6600159U (pt) Porta de veiculo motorizado com elemento auxiliar em material plastico para o suporte da guarnicao da janela
PT101243A (pt) Processo e dispositivo para a moldagem por extrusao de perfis ocos de materiaispolimericos