CA2003908C - Process and device for uniform distribution of a free-flowing reaction mixture onto a continuously transported substrate - Google Patents

Process and device for uniform distribution of a free-flowing reaction mixture onto a continuously transported substrate

Info

Publication number
CA2003908C
CA2003908C CA002003908A CA2003908A CA2003908C CA 2003908 C CA2003908 C CA 2003908C CA 002003908 A CA002003908 A CA 002003908A CA 2003908 A CA2003908 A CA 2003908A CA 2003908 C CA2003908 C CA 2003908C
Authority
CA
Canada
Prior art keywords
reaction mixture
ventilator
rolls
conveyor belt
substrate
Prior art date
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.)
Expired - Fee Related
Application number
CA002003908A
Other languages
English (en)
French (fr)
Other versions
CA2003908A1 (en
Inventor
Kurt Krippl
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.)
Bayer AG
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 CA2003908A1 publication Critical patent/CA2003908A1/en
Application granted granted Critical
Publication of CA2003908C publication Critical patent/CA2003908C/en
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B05—SPRAYING OR ATOMISING IN GENERAL; APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05C—APPARATUS FOR APPLYING FLUENT MATERIALS TO SURFACES, IN GENERAL
    • B05C11/00—Component parts, details or accessories not specifically provided for in groups B05C1/00 - B05C9/00
    • B05C11/02—Apparatus for spreading or distributing liquids or other fluent materials already applied to a surface ; Controlling means therefor; Control of the thickness of a coating by spreading or distributing liquids or other fluent materials already applied to the coated surface
    • B05C11/06—Apparatus for spreading or distributing liquids or other fluent materials already applied to a surface ; Controlling means therefor; Control of the thickness of a coating by spreading or distributing liquids or other fluent materials already applied to the coated surface with a blast of gas or vapour
    • 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
    • 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
    • B29C44/20—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of indefinite length
    • B29C44/32—Incorporating or moulding on preformed parts, e.g. linings, inserts or reinforcements
    • B29C44/321—Incorporating or moulding on preformed parts, e.g. linings, inserts or reinforcements the preformed part being a lining, e.g. a film or a support lining
    • 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
    • B29C44/36—Feeding the material to be shaped
    • B29C44/46—Feeding the material to be shaped into an open space or onto moving surfaces, i.e. to make articles of indefinite length
    • B29C44/467—Foam spreading or levelling devices

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Robotics (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
  • Molding Of Porous Articles (AREA)
  • Moulding By Coating Moulds (AREA)
  • Laminated Bodies (AREA)
CA002003908A 1988-12-17 1989-11-27 Process and device for uniform distribution of a free-flowing reaction mixture onto a continuously transported substrate Expired - Fee Related CA2003908C (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DEP3842625.0 1988-12-17
DE3842625A DE3842625C1 (US20110009641A1-20110113-C00256.png) 1988-12-17 1988-12-17

Publications (2)

Publication Number Publication Date
CA2003908A1 CA2003908A1 (en) 1990-06-17
CA2003908C true CA2003908C (en) 1999-05-25

Family

ID=6369470

Family Applications (1)

Application Number Title Priority Date Filing Date
CA002003908A Expired - Fee Related CA2003908C (en) 1988-12-17 1989-11-27 Process and device for uniform distribution of a free-flowing reaction mixture onto a continuously transported substrate

Country Status (4)

Country Link
EP (1) EP0374558B1 (US20110009641A1-20110113-C00256.png)
JP (1) JPH02225010A (US20110009641A1-20110113-C00256.png)
CA (1) CA2003908C (US20110009641A1-20110113-C00256.png)
DE (2) DE3842625C1 (US20110009641A1-20110113-C00256.png)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE19741523A1 (de) * 1996-10-01 1998-04-02 Siempelkamp Handling Sys Gmbh Kontinuierliches Verfahren zur Herstellung von flächigen Schaumstoffplatten und Vorrichtung zur Durchführung des Verfahrens
CN109203341B (zh) * 2018-09-07 2020-08-14 江苏德励达新材料有限公司 一种聚氨酯泡沫夹芯板加工设备及泡沫夹芯板加工工艺

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE625615A (US20110009641A1-20110113-C00256.png) * 1961-12-05
GB1092425A (en) * 1965-07-12 1967-11-22 Ici Ltd Manufacture of laminates
DE1778951A1 (de) * 1968-06-22 1971-12-30 Papierfabrik Gmbh Verfahren und Einrichtung zur kontinuierlichen Herstellung von Platten,Bahnen oder Folien unter Anwendung geschaeumter auf mindestens einer Tragunterlage angeordneter Kunststoffschichten
BE777216A (fr) * 1971-01-12 1972-01-14 Continental Gummi Werke Ag Procede et dispositif de fabrication de blocs en matiere moussea surface plane dans des moules ouverts

Also Published As

Publication number Publication date
DE58906770D1 (de) 1994-03-03
DE3842625C1 (US20110009641A1-20110113-C00256.png) 1990-05-31
JPH02225010A (ja) 1990-09-07
EP0374558B1 (de) 1994-01-19
EP0374558A3 (de) 1991-12-04
CA2003908A1 (en) 1990-06-17
EP0374558A2 (de) 1990-06-27

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