GR3003663T3 - - Google Patents

Info

Publication number
GR3003663T3
GR3003663T3 GR920400093T GR920400093T GR3003663T3 GR 3003663 T3 GR3003663 T3 GR 3003663T3 GR 920400093 T GR920400093 T GR 920400093T GR 920400093 T GR920400093 T GR 920400093T GR 3003663 T3 GR3003663 T3 GR 3003663T3
Authority
GR
Greece
Prior art keywords
molten
composition
gaskets
melt
moulded
Prior art date
Application number
GR920400093T
Other languages
English (en)
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=10632877&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=GR3003663(T3) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed filed Critical
Publication of GR3003663T3 publication Critical patent/GR3003663T3/el

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
    • B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
    • B29C43/003—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor characterised by the choice of material
    • 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
    • B29C31/00—Handling, e.g. feeding of the material to be shaped, storage of plastics material before moulding; Automation, i.e. automated handling lines in plastics processing plants, e.g. using manipulators or robots
    • B29C31/04—Feeding of the material to be moulded, e.g. into a mould cavity
    • B29C31/042—Feeding of the material to be moulded, e.g. into a mould cavity using dispensing heads, e.g. extruders, placed over or apart from the moulds
    • B29C31/048—Feeding of the material to be moulded, e.g. into a mould cavity using dispensing heads, e.g. extruders, placed over or apart from the moulds the material being severed at the dispensing head exit, e.g. as ring, drop or gob, and transported immediately into the mould, e.g. by gravity
    • 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
    • B29C33/00—Moulds or cores; Details thereof or accessories therefor
    • B29C33/56—Coatings, e.g. enameled or galvanised; Releasing, lubricating or separating agents
    • B29C33/60—Releasing, lubricating or separating agents
    • 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
    • B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
    • B29C43/32—Component parts, details or accessories; Auxiliary operations
    • B29C43/34—Feeding the material to the mould or the compression means
    • B29C2043/3433—Feeding the material to the mould or the compression means using dispensing heads, e.g. extruders, placed over or apart from the moulds
    • 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
    • B29C43/00—Compression moulding, i.e. applying external pressure to flow the moulding material; Apparatus therefor
    • 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
    • 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
    • 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
    • B29K2021/00—Use of unspecified rubbers as moulding material
    • 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
    • B29K2023/00—Use of polyalkenes or derivatives thereof as moulding material
    • B29K2023/04—Polymers of ethylene
    • B29K2023/06—PE, i.e. polyethylene
    • 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
    • B29K2023/00—Use of polyalkenes or derivatives thereof as moulding material
    • B29K2023/04—Polymers of ethylene
    • B29K2023/08—Copolymers of ethylene
    • B29K2023/083—EVA, i.e. ethylene vinyl acetate copolymer
    • 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
    • B29K2031/00—Use of polyvinylesters or derivatives thereof as moulding material
    • B29K2031/04—Polymers of vinyl acetate, e.g. PVAc, i.e. polyvinyl acetate
    • 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
    • B29L2031/00—Other particular articles
    • B29L2031/26—Sealing devices, e.g. packaging for pistons or pipe joints
    • 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
    • B29L2031/00—Other particular articles
    • B29L2031/56—Stoppers or lids for bottles, jars, or the like, e.g. closures
    • B29L2031/565—Stoppers or lids for bottles, jars, or the like, e.g. closures for containers
GR920400093T 1988-03-04 1992-01-27 GR3003663T3 (el)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB888805243A GB8805243D0 (en) 1988-03-04 1988-03-04 Melt extruded polymeric compositions & processes of moulding them

Publications (1)

Publication Number Publication Date
GR3003663T3 true GR3003663T3 (el) 1993-03-16

Family

ID=10632877

Family Applications (1)

Application Number Title Priority Date Filing Date
GR920400093T GR3003663T3 (el) 1988-03-04 1992-01-27

Country Status (12)

Country Link
US (1) US4968469A (el)
EP (1) EP0331485B1 (el)
JP (1) JP2901632B2 (el)
AT (1) ATE69763T1 (el)
AU (1) AU611537B2 (el)
CA (1) CA1323169C (el)
DE (2) DE331485T1 (el)
ES (1) ES2012741T3 (el)
GB (1) GB8805243D0 (el)
GR (1) GR3003663T3 (el)
PH (1) PH25366A (el)
ZA (1) ZA891372B (el)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2058039T3 (es) * 1990-09-28 1996-02-16 Grace W R & Co Envases y composiciones para hermetizarlos.
GB9026053D0 (en) * 1990-11-30 1991-01-16 Grace W R & Co Containers and compositions for sealing them
AU656588B2 (en) * 1991-06-20 1995-02-09 Chemtura Corporation Automotive weatherstripping
GB9206697D0 (en) * 1992-03-27 1992-05-13 Grace W R & Co Foamable compositions for container closure gaskets
US6868892B2 (en) * 1999-10-01 2005-03-22 International Engine Intellectual Property Company, Llc Ceramic fiber core for casting
EP1167441B1 (en) * 2000-06-29 2015-07-29 3M Innovative Properties Company Fluoroelastomer composition comprising a mineral oil
ITBO20020683A1 (it) 2002-10-31 2004-05-01 Sacmi Dispositivo per il prelievo di dosi di materiale plastico da un estrusore
US6806313B2 (en) 2003-03-05 2004-10-19 W. R. Grace & Co.-Conn. Erucamide-free closure and liner compositions

Family Cites Families (24)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2558584A (en) * 1946-05-29 1951-06-26 Gen Electric Processing of synthetic rubbers with oily organopolysiloxane
IT563327A (el) * 1955-12-05
NL126303C (el) * 1965-01-08 1900-01-01
US3705122A (en) * 1967-07-27 1972-12-05 Zapata Industries Inc Compositions for molding sealing liners or the like having contrasting colors
US3600309A (en) * 1968-01-12 1971-08-17 Wyrough & Loser Solid lubricant for reducing die-plating and die-drag during the extrusion of viscous rubber and elastomeric plastic compositions
US3940455A (en) * 1970-08-31 1976-02-24 The United States Of America As Represented By The Secretary Of The Navy Hydrocarbon polymers
JPS4828542A (el) * 1971-08-18 1973-04-16
JPS50129639A (el) * 1974-04-02 1975-10-14
US4277431A (en) * 1977-11-30 1981-07-07 H-C Industries, Inc. Method of dispensing metered charges of material
US4497765A (en) * 1979-09-21 1985-02-05 H-C Industries, Inc. Process for making a closure
US4343754A (en) * 1979-09-21 1982-08-10 H-C Industries, Inc. Process and apparatus for molding liners in container closures
CA1158822A (en) * 1980-07-11 1983-12-20 William S. Spamer Low friction track and extrusion process
AU560751B2 (en) * 1981-07-24 1987-04-16 H-C Industries Inc. Plastic bottle closure
JPS58132038A (ja) * 1982-02-01 1983-08-06 Mitsubishi Monsanto Chem Co 耐摩耗性スチレン系樹脂組成物及びその製造方法
IT1156679B (it) * 1982-10-07 1987-02-04 Sacmi Cooperativa Macchinari I Apparecchiatura per formare la guarnizione in materiale plastico in tappi comprendenti uno scodellino, come i tappi a vite, a corona e simili
US4535113A (en) * 1984-03-13 1985-08-13 Union Carbide Corporation Olefin polymer compositions containing silicone additives and the use thereof in the production of film material
US4622193A (en) * 1984-06-15 1986-11-11 Exxon Research & Engineering Co. Method for making free flowing coated rubber pellets
US4623589A (en) * 1985-02-13 1986-11-18 Usm Corporation Particulate polymeric materials and methods for using particulate polymeric materials
JPH0618952B2 (ja) * 1985-02-28 1994-03-16 三井石油化学工業株式会社 ポリ４−メチル−１−ペンテン組成物及びその製法
IT1202154B (it) * 1985-06-24 1989-02-02 Sacmi Apparecchiatura per l'applicazione di una guarnizione all'interno di tappi comprendenti uno scodellino,come i tappi a vite ed a corona
JPS62106904A (ja) * 1985-11-05 1987-05-18 Nippon Synthetic Chem Ind Co Ltd:The 品質の改善されたエチレン−酢酸ビニル共重合体ケン化物ペレツトの製造方法
DE3620690C2 (de) * 1986-06-20 1994-02-17 Ds Chemie Gmbh Dichtungselement
US4740341A (en) * 1986-08-29 1988-04-26 Mobil Oil Corporation Linear polyethylene, fluorocarbon polymer and polyalkylsiloxane compositions, and improved method of film extrusion using same
JPS63264667A (ja) * 1987-04-22 1988-11-01 Mitsui Toatsu Chem Inc 芳香族ポリスルホン樹脂成形材料

Also Published As

Publication number Publication date
JPH01280508A (ja) 1989-11-10
JP2901632B2 (ja) 1999-06-07
AU611537B2 (en) 1991-06-13
DE68900459D1 (de) 1992-01-09
EP0331485B1 (en) 1991-11-27
PH25366A (en) 1991-05-13
ES2012741A4 (es) 1990-04-16
AU3093889A (en) 1989-09-07
US4968469A (en) 1990-11-06
DE331485T1 (de) 1990-05-23
ES2012741T3 (es) 1992-05-16
EP0331485A1 (en) 1989-09-06
ZA891372B (en) 1989-11-29
ATE69763T1 (de) 1991-12-15
GB8805243D0 (en) 1988-04-07
CA1323169C (en) 1993-10-19

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