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FR2079295A1 - - Google Patents

Info

Publication number
FR2079295A1
FR2079295A1 FR7103867A FR7103867A FR2079295A1 FR 2079295 A1 FR2079295 A1 FR 2079295A1 FR 7103867 A FR7103867 A FR 7103867A FR 7103867 A FR7103867 A FR 7103867A FR 2079295 A1 FR2079295 A1 FR 2079295A1
Authority
FR
France
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
FR7103867A
Other versions
FR2079295B1 (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.)
Imperial Chemical Industries Ltd
Original Assignee
Imperial Chemical Industries Ltd
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 Imperial Chemical Industries Ltd filed Critical Imperial Chemical Industries Ltd
Publication of FR2079295A1 publication Critical patent/FR2079295A1/fr
Application granted granted Critical
Publication of FR2079295B1 publication Critical patent/FR2079295B1/fr
Expired legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/34—Chemical features in the manufacture of articles consisting of a foamed macromolecular core and a macromolecular surface layer having a higher density than the core
    • 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
    • B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
    • B29C44/02—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of definite length, i.e. discrete articles
    • B29C44/04—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of definite length, i.e. discrete articles consisting of at least two parts of chemically or physically different materials, e.g. having different densities
    • B29C44/0461—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of definite length, i.e. discrete articles consisting of at least two parts of chemically or physically different materials, e.g. having different densities by having different chemical compositions in different places, e.g. having different concentrations of foaming agent, feeding one composition after the other
    • 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
    • B29C45/16—Making multilayered or multicoloured articles
    • B29C45/1642—Making multilayered or multicoloured articles having a "sandwich" structure
    • 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
    • B29K2101/00—Use of unspecified macromolecular compounds as moulding material
    • B29K2101/10—Thermosetting resins

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Manufacturing & Machinery (AREA)
  • Mechanical Engineering (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
FR7103867A 1970-02-06 1971-02-05 Expired FR2079295B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB579270 1970-02-06

Publications (2)

Publication Number Publication Date
FR2079295A1 true FR2079295A1 (fr) 1971-11-12
FR2079295B1 FR2079295B1 (fr) 1975-01-17

Family

ID=9802711

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7103867A Expired FR2079295B1 (fr) 1970-02-06 1971-02-05

Country Status (6)

Country Link
BE (1) BE762436A (fr)
CA (1) CA964424A (fr)
DE (1) DE2105198A1 (fr)
FR (1) FR2079295B1 (fr)
GB (1) GB1305224A (fr)
NL (1) NL7101347A (fr)

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2579128A1 (fr) * 1985-03-25 1986-09-26 Cibie Projecteurs Procede de realisation d'un reflecteur pour projecteur, notamment de vehicule automobile, par injection moulage-bi-matiere; moule pour la mise en oeuvre de ce procede et produit obtenu
EP0309933A1 (fr) * 1987-09-30 1989-04-05 FIAT AUTO S.p.A. Procédé de fabrication d'éléments de construction en matière plastique thermodurcissable, notamment de pièces constitutives pour corps de véhicule automobile par moulage par injection
FR2631883A1 (fr) * 1988-05-27 1989-12-01 Neiman Sa Procede et dispositif d'injection d'au moins deux matieres constituant un reflecteur et reflecteur ainsi obtenu
WO1993016861A1 (fr) * 1992-02-27 1993-09-02 Henniges Elastomer- Und Kunststofftechnik Gmbh & Co. Kg Procede et dispositif de moulage par injection de matieres moulables reticulables
WO1993016860A1 (fr) * 1992-02-27 1993-09-02 Henniges Elastomer- Und Kunststofftechnik Gmbh & Co. Kg Procede et dispositif pour le moulage cadencee, par moulage par injection par cycles de pieces en matiere moulable reticulable
WO1993017855A1 (fr) * 1992-03-05 1993-09-16 Rover Group Limited Procede de moulage par double injection et piece moulee obtenue selon ce procede
EP0894603A1 (fr) * 1997-07-30 1999-02-03 Engel Maschinenbau Gesellschaft m.b.H. Procédé pour mouler par injection des articles
WO2002004192A1 (fr) * 2000-07-12 2002-01-17 Menzolit S.A. Procede utilisant deux materiaux

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59383B2 (ja) * 1977-01-05 1984-01-06 旭化成株式会社 型物の成形法
DE2755336C2 (de) * 1977-12-12 1982-09-16 Gebr. Thonet Ag, 3558 Frankenberg Mit Füßen zu verbindende Platte
BE1002899A6 (nl) * 1989-03-03 1991-07-16 Recticel Werkwijze voor het vervaardigen van voorwerpen met een elastomeren buitenwand en een kunststofschuim kern.
KR100482427B1 (ko) * 2003-12-19 2005-04-14 박장원 성형몸체와 내부 공동구조체가 일체형으로 형성되는 가교발포성형체와 그 성형방법

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
NEANT *

Cited By (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2579128A1 (fr) * 1985-03-25 1986-09-26 Cibie Projecteurs Procede de realisation d'un reflecteur pour projecteur, notamment de vehicule automobile, par injection moulage-bi-matiere; moule pour la mise en oeuvre de ce procede et produit obtenu
EP0197830A1 (fr) * 1985-03-25 1986-10-15 Cibie Projecteurs Procédé de réalisation d'un réflecteur pour projecteur, notamment de véhicule automobile, par injection moulage bi-matière; moule pour la mise en oeuvre de ce procédé et produit obtenu
US4670199A (en) * 1985-03-25 1987-06-02 Cibie Projecteurs Method of producing a reflector for a headlight, particularly for an automobile, by two-material injection molding
EP0309933A1 (fr) * 1987-09-30 1989-04-05 FIAT AUTO S.p.A. Procédé de fabrication d'éléments de construction en matière plastique thermodurcissable, notamment de pièces constitutives pour corps de véhicule automobile par moulage par injection
FR2631883A1 (fr) * 1988-05-27 1989-12-01 Neiman Sa Procede et dispositif d'injection d'au moins deux matieres constituant un reflecteur et reflecteur ainsi obtenu
WO1993016861A1 (fr) * 1992-02-27 1993-09-02 Henniges Elastomer- Und Kunststofftechnik Gmbh & Co. Kg Procede et dispositif de moulage par injection de matieres moulables reticulables
WO1993016860A1 (fr) * 1992-02-27 1993-09-02 Henniges Elastomer- Und Kunststofftechnik Gmbh & Co. Kg Procede et dispositif pour le moulage cadencee, par moulage par injection par cycles de pieces en matiere moulable reticulable
WO1993017855A1 (fr) * 1992-03-05 1993-09-16 Rover Group Limited Procede de moulage par double injection et piece moulee obtenue selon ce procede
GB2280401A (en) * 1992-03-05 1995-02-01 Rover Group A method of forming a moulding by dual injection and a moulding formed in accordance with such a method
GB2280401B (en) * 1992-03-05 1995-11-29 Rover Group A method of forming a moulding by dual injection and a moulding formed in accordance with such a method
EP0894603A1 (fr) * 1997-07-30 1999-02-03 Engel Maschinenbau Gesellschaft m.b.H. Procédé pour mouler par injection des articles
WO2002004192A1 (fr) * 2000-07-12 2002-01-17 Menzolit S.A. Procede utilisant deux materiaux
FR2811607A1 (fr) * 2000-07-12 2002-01-18 Menzolit Procede pour fabriquer des pieces par injection d'au moins deux materiaux polymeriques differents et utilisation de ces pieces

Also Published As

Publication number Publication date
GB1305224A (fr) 1973-01-31
BE762436A (fr) 1971-08-02
NL7101347A (fr) 1971-08-10
CA964424A (en) 1975-03-18
DE2105198A1 (de) 1972-02-17
FR2079295B1 (fr) 1975-01-17

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Legal Events

Date Code Title Description
ST Notification of lapse