IT1014640B - Procedimento e dispositivo per la fabbricazione di sagomati par tendo da materiali sintetici costi tuiti da piu componenti in uno stampo per colata - Google Patents

Procedimento e dispositivo per la fabbricazione di sagomati par tendo da materiali sintetici costi tuiti da piu componenti in uno stampo per colata

Info

Publication number
IT1014640B
IT1014640B IT23432/74A IT2343274A IT1014640B IT 1014640 B IT1014640 B IT 1014640B IT 23432/74 A IT23432/74 A IT 23432/74A IT 2343274 A IT2343274 A IT 2343274A IT 1014640 B IT1014640 B IT 1014640B
Authority
IT
Italy
Prior art keywords
casting
mold
procedure
manufacture
several components
Prior art date
Application number
IT23432/74A
Other languages
English (en)
Italian (it)
Original Assignee
Demag Kunststofftech
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
Priority claimed from DE2331241A external-priority patent/DE2331241A1/de
Application filed by Demag Kunststofftech filed Critical Demag Kunststofftech
Application granted granted Critical
Publication of IT1014640B publication Critical patent/IT1014640B/it

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
    • B29B7/00—Mixing; Kneading
    • B29B7/30—Mixing; Kneading continuous, with mechanical mixing or kneading devices
    • B29B7/58—Component parts, details or accessories; Auxiliary operations
    • B29B7/60—Component parts, details or accessories; Auxiliary operations for feeding, e.g. end guides for the incoming material
    • B29B7/603—Component parts, details or accessories; Auxiliary operations for feeding, e.g. end guides for the incoming material in measured doses, e.g. proportioning of several materials
    • 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
    • B29B7/00—Mixing; Kneading
    • B29B7/74—Mixing; Kneading using other mixers or combinations of mixers, e.g. of dissimilar mixers ; Plant
    • B29B7/7404—Mixing devices specially adapted for foamable substances
    • B29B7/7409—Mixing devices specially adapted for foamable substances with supply of gas
    • 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
    • B29B7/00—Mixing; Kneading
    • B29B7/74—Mixing; Kneading using other mixers or combinations of mixers, e.g. of dissimilar mixers ; Plant
    • B29B7/7457—Mixing heads without moving stirrer
    • 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
    • B29B7/00—Mixing; Kneading
    • B29B7/74—Mixing; Kneading using other mixers or combinations of mixers, e.g. of dissimilar mixers ; Plant
    • B29B7/7471—Mixers in which the mixing takes place at the inlet of a mould, e.g. mixing chambers situated in the mould opening
    • 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
    • B29B7/00—Mixing; Kneading
    • B29B7/74—Mixing; Kneading using other mixers or combinations of mixers, e.g. of dissimilar mixers ; Plant
    • B29B7/76—Mixers with stream-impingement mixing head
    • B29B7/7615—Mixers with stream-impingement mixing head characterised by arrangements for controlling, measuring or regulating, e.g. for feeding or proportioning the components
    • 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
    • B29B7/00—Mixing; Kneading
    • B29B7/74—Mixing; Kneading using other mixers or combinations of mixers, e.g. of dissimilar mixers ; Plant
    • B29B7/76—Mixers with stream-impingement mixing head
    • B29B7/7631—Parts; Accessories
    • B29B7/7636—Construction of the feed orifices, bores, ports
    • B29B7/7642—Adjustable feed orifices, e.g. for controlling the rate of feeding
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L75/00—Compositions of polyureas or polyurethanes; Compositions of derivatives of such polymers
    • C08L75/04—Polyurethanes
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G2101/00—Manufacture of cellular products

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
  • Polyurethanes Or Polyureas (AREA)
IT23432/74A 1973-06-19 1974-05-31 Procedimento e dispositivo per la fabbricazione di sagomati par tendo da materiali sintetici costi tuiti da piu componenti in uno stampo per colata IT1014640B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2331241A DE2331241A1 (de) 1973-06-19 1973-06-19 Verfahren und vorrichtung zur herstellung von formteilen aus sich aus mehreren komponenten bildenden kunststoffen in einer giessform, bei dem die komponenten vor dem einbringen in die giessform miteinander vermischt werden

Publications (1)

Publication Number Publication Date
IT1014640B true IT1014640B (it) 1977-04-30

Family

ID=5884472

Family Applications (1)

Application Number Title Priority Date Filing Date
IT23432/74A IT1014640B (it) 1973-06-19 1974-05-31 Procedimento e dispositivo per la fabbricazione di sagomati par tendo da materiali sintetici costi tuiti da piu componenti in uno stampo per colata

Country Status (6)

Country Link
AT (1) AT353472B (enrdf_load_stackoverflow)
CH (1) CH575285A5 (enrdf_load_stackoverflow)
FR (1) FR2241398B1 (enrdf_load_stackoverflow)
GB (1) GB1460775A (enrdf_load_stackoverflow)
IT (1) IT1014640B (enrdf_load_stackoverflow)
NL (1) NL7407160A (enrdf_load_stackoverflow)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2440022C2 (de) * 1974-08-21 1982-07-08 Bayer Ag, 5090 Leverkusen Verfahren zur Herstellung von Dämm- und Leichtbaustoffen und Vorrichtung zur Durchführung dieses Verfahrens
DE2543302C3 (de) * 1975-09-27 1979-10-11 5090 Leverkusen Verfahren zum Herstellen von Reaktionsgemischen für die Herstellung von Polyurethanschaumstoffen und Vorrichtung zur Durchführung des Verfahrens
DE3244037A1 (de) * 1982-11-27 1984-05-30 Bayer Ag, 5090 Leverkusen Verfahren und vorrichtung zum herstellen eines fliessfaehigen, zu schaumstoff ausreagierenden gemisches aus fliessfaehigen komponenten
GB2199837A (en) * 1987-01-15 1988-07-20 Garcia Don Jose Sanchis Producing foam articles
DE102010000856A1 (de) * 2010-01-13 2011-07-14 Endress + Hauser GmbH + Co. KG, 79689 Vergussanlage
CN107107385A (zh) * 2014-12-17 2017-08-29 Fb设计有限公司 用来将填充材料同时注射在包括多个分隔开的腔室的船中的系统
ES2988634T3 (es) * 2022-07-26 2024-11-21 Henkel Ag & Co Kgaa Dispositivo para proporcionar un plástico y procedimiento relacionado para dosificar un plástico

Also Published As

Publication number Publication date
FR2241398B1 (enrdf_load_stackoverflow) 1978-11-17
FR2241398A1 (enrdf_load_stackoverflow) 1975-03-21
AT353472B (de) 1979-11-12
NL7407160A (enrdf_load_stackoverflow) 1974-12-23
CH575285A5 (enrdf_load_stackoverflow) 1976-05-14
GB1460775A (en) 1977-01-06
ATA433374A (de) 1979-04-15

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