IT1106277B - Procedimento e apparecchio per produrre strutture compatte modellate da mescole di gomma in polvere vulcanizzabili - Google Patents

Procedimento e apparecchio per produrre strutture compatte modellate da mescole di gomma in polvere vulcanizzabili

Info

Publication number
IT1106277B
IT1106277B IT50824/78A IT5082478A IT1106277B IT 1106277 B IT1106277 B IT 1106277B IT 50824/78 A IT50824/78 A IT 50824/78A IT 5082478 A IT5082478 A IT 5082478A IT 1106277 B IT1106277 B IT 1106277B
Authority
IT
Italy
Prior art keywords
rubber powder
vulcanizable rubber
compact structures
powder compounds
produce compact
Prior art date
Application number
IT50824/78A
Other languages
English (en)
Other versions
IT7850824A0 (it
Original Assignee
Bayer Ag
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 Bayer Ag filed Critical Bayer Ag
Publication of IT7850824A0 publication Critical patent/IT7850824A0/it
Application granted granted Critical
Publication of IT1106277B publication Critical patent/IT1106277B/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
    • B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
    • B29C45/17—Component parts, details or accessories; Auxiliary operations
    • B29C45/46—Means for plasticising or homogenising the moulding material or forcing it into the mould
    • B29C45/47—Means for plasticising or homogenising the moulding material or forcing it into the mould using screws
    • 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
    • B29B7/02—Mixing; Kneading non-continuous, with mechanical mixing or kneading devices, i.e. batch type
    • B29B7/06—Mixing; Kneading non-continuous, with mechanical mixing or kneading devices, i.e. batch type with movable mixing or kneading devices
    • B29B7/10—Mixing; Kneading non-continuous, with mechanical mixing or kneading devices, i.e. batch type with movable mixing or kneading devices rotary
    • B29B7/12—Mixing; Kneading non-continuous, with mechanical mixing or kneading devices, i.e. batch type with movable mixing or kneading devices rotary with single shaft
    • B29B7/16—Mixing; Kneading non-continuous, with mechanical mixing or kneading devices, i.e. batch type with movable mixing or kneading devices rotary with single shaft with paddles or arms
    • 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
    • B29B7/34—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices
    • B29B7/38—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary
    • B29B7/40—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with single shaft
    • B29B7/42—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with single shaft with screw or helix
    • B29B7/428—Parts or accessories, e.g. casings, feeding or discharging means
    • B29B7/429—Screws
    • 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
    • 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
    • B29B7/7461—Combinations of dissimilar mixers
    • 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
    • B29B7/7476—Systems, i.e. flow charts or diagrams; Plants
    • B29B7/7495—Systems, i.e. flow charts or diagrams; Plants for mixing rubber
    • 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
    • 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
    • B29C48/50—Details of extruders
    • B29C48/505—Screws
    • B29C48/535—Screws with thread pitch varying along the longitudinal axis
    • 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
    • B29C48/50—Details of extruders
    • B29C48/505—Screws
    • B29C48/55—Screws having reverse-feeding elements

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Manufacturing & Machinery (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
IT50824/78A 1977-08-25 1978-08-23 Procedimento e apparecchio per produrre strutture compatte modellate da mescole di gomma in polvere vulcanizzabili IT1106277B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19772738308 DE2738308A1 (de) 1977-08-25 1977-08-25 Elastische formkoerper

Publications (2)

Publication Number Publication Date
IT7850824A0 IT7850824A0 (it) 1978-08-23
IT1106277B true IT1106277B (it) 1985-11-11

Family

ID=6017265

Family Applications (1)

Application Number Title Priority Date Filing Date
IT50824/78A IT1106277B (it) 1977-08-25 1978-08-23 Procedimento e apparecchio per produrre strutture compatte modellate da mescole di gomma in polvere vulcanizzabili

Country Status (7)

Country Link
US (1) US4246224A (it)
EP (1) EP0000872B1 (it)
JP (1) JPS5443988A (it)
CA (1) CA1110420A (it)
DE (2) DE2738308A1 (it)
ES (1) ES472805A1 (it)
IT (1) IT1106277B (it)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60222225A (ja) * 1984-04-19 1985-11-06 Ikegai Corp 多軸押出機
JPH10216408A (ja) * 1996-12-02 1998-08-18 Kobayashi Seisakusho:Kk 凝集剤の溶解機
DE102006059219B4 (de) * 2006-12-13 2010-09-16 Carl Freudenberg Kg Verfahren zur Elastomerverarbeitung
JP5388373B2 (ja) * 2011-05-30 2014-01-15 株式会社日本製鋼所 材料混練装置及び材料混練方法
ITUA20164096A1 (it) * 2016-06-03 2017-12-03 Nexxus Channel S R L Vite per estrusore di materiali polimerici, estrusore di materiali polimerici comprendente detta vite e metodo per realizzare prodotti polimerici estrusi
CN111531824B (zh) * 2020-04-30 2021-12-07 福建玮晟机械有限公司 一种合成膜生产线

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1032786A (en) * 1962-11-13 1966-06-15 Shell Int Research A method for the manufacture of vulcanised rubber articles
DE1529803B2 (de) * 1964-11-06 1972-02-17 Barmag Barmer Maschinenfabrik Ag, 5600 Wuppertal Schneckenstrangpresse fuer thermoplastische kunststoffe
DE2166744B2 (de) * 1971-10-05 1977-05-18 Ausscheidung aus: 21 49 668 Kabel- und Metallwerke Gutehoffnungshütte Kabelwerk Berlin GmbH, 1000 Berlin Verfahren zum herstellen von langgestrecktem gut aus einer elastomermischung
US3953006A (en) * 1974-02-04 1976-04-27 Thiokol Corporation Portable conversion and dispensing apparatus for curable elastomeric compounds
DE2449489A1 (de) * 1974-10-19 1976-04-29 Bayer Ag Verfahren und vorrichtung zur herstellung von auf enddichte vorplastizierten werkstoffen aus hoch molekularen pulverfoermigen fertigmischungen
CH614401A5 (it) * 1975-10-24 1979-11-30 Toyo Soda Mfg Co Ltd

Also Published As

Publication number Publication date
DE2860752D1 (en) 1981-09-17
IT7850824A0 (it) 1978-08-23
EP0000872B1 (de) 1981-06-10
ES472805A1 (es) 1979-03-16
US4246224A (en) 1981-01-20
CA1110420A (en) 1981-10-13
DE2738308A1 (de) 1979-03-08
EP0000872A1 (de) 1979-03-07
JPS5443988A (en) 1979-04-06

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