IT201900020871A1 - Attrezzatura per la produzione di una schiuma a base polimerica e procedimento per la sua realizzazione - Google Patents

Attrezzatura per la produzione di una schiuma a base polimerica e procedimento per la sua realizzazione

Info

Publication number
IT201900020871A1
IT201900020871A1 IT102019000020871A IT201900020871A IT201900020871A1 IT 201900020871 A1 IT201900020871 A1 IT 201900020871A1 IT 102019000020871 A IT102019000020871 A IT 102019000020871A IT 201900020871 A IT201900020871 A IT 201900020871A IT 201900020871 A1 IT201900020871 A1 IT 201900020871A1
Authority
IT
Italy
Prior art keywords
realization
polymer
procedure
production
equipment
Prior art date
Application number
IT102019000020871A
Other languages
English (en)
Inventor
Pierpaolo Collarin
Massimo Cassol
Michael Zordani
Original Assignee
Maricell Srl
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 Maricell Srl filed Critical Maricell Srl
Priority to IT102019000020871A priority Critical patent/IT201900020871A1/it
Publication of IT201900020871A1 publication Critical patent/IT201900020871A1/it

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
    • 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
    • B29C44/10—Applying counter-pressure during expanding
    • B29C44/105—Applying counter-pressure during expanding the counterpressure being exerted by a fluid
    • 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
    • B29C33/0038—Moulds or cores; Details thereof or accessories therefor with sealing means or the like
    • 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
    • B29C33/20—Opening, closing or clamping
    • 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
    • B29C43/36—Moulds for making articles of definite length, i.e. discrete articles
    • B29C43/3607—Moulds for making articles of definite length, i.e. discrete articles with sealing means or the like
    • 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
    • B29C44/34—Auxiliary operations
    • B29C44/3469—Cell or pore nucleation
    • B29C44/348—Cell or pore nucleation by regulating the temperature and/or the pressure, e.g. suppression of foaming until the pressure is rapidly decreased
IT102019000020871A 2019-11-12 2019-11-12 Attrezzatura per la produzione di una schiuma a base polimerica e procedimento per la sua realizzazione IT201900020871A1 (it)

Priority Applications (1)

Application Number Priority Date Filing Date Title
IT102019000020871A IT201900020871A1 (it) 2019-11-12 2019-11-12 Attrezzatura per la produzione di una schiuma a base polimerica e procedimento per la sua realizzazione

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT102019000020871A IT201900020871A1 (it) 2019-11-12 2019-11-12 Attrezzatura per la produzione di una schiuma a base polimerica e procedimento per la sua realizzazione

Publications (1)

Publication Number Publication Date
IT201900020871A1 true IT201900020871A1 (it) 2021-05-12

Family

ID=69903831

Family Applications (1)

Application Number Title Priority Date Filing Date
IT102019000020871A IT201900020871A1 (it) 2019-11-12 2019-11-12 Attrezzatura per la produzione di una schiuma a base polimerica e procedimento per la sua realizzazione

Country Status (1)

Country Link
IT (1) IT201900020871A1 (it)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1044533A (en) * 1962-04-18 1966-10-05 Jean Andre Augustin Delbarre Process and apparatus for the manufacture of cellular materials
US4092385A (en) * 1974-11-25 1978-05-30 Institute Po Metaloznanie I Technologia Na Metalite Method of producing molded parts with a smooth noncellular skin and a cellular core from foamable thermoplastic material
US4479914A (en) * 1982-11-01 1984-10-30 Cashiers Plastics Process and mold for molding foamed plastic articles
WO2009022954A1 (en) * 2007-08-16 2009-02-19 Diab International Ab Press system
US20100034918A1 (en) 2007-02-19 2010-02-11 Diab International Ab Dynamic Mould Tool

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1044533A (en) * 1962-04-18 1966-10-05 Jean Andre Augustin Delbarre Process and apparatus for the manufacture of cellular materials
US4092385A (en) * 1974-11-25 1978-05-30 Institute Po Metaloznanie I Technologia Na Metalite Method of producing molded parts with a smooth noncellular skin and a cellular core from foamable thermoplastic material
US4479914A (en) * 1982-11-01 1984-10-30 Cashiers Plastics Process and mold for molding foamed plastic articles
US20100034918A1 (en) 2007-02-19 2010-02-11 Diab International Ab Dynamic Mould Tool
WO2009022954A1 (en) * 2007-08-16 2009-02-19 Diab International Ab Press system

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