DK47692A - Fremgangsmaade til fremstilling af polyurethanskum samt apparat til udfoerelse af fremgangsmaaden - Google Patents

Fremgangsmaade til fremstilling af polyurethanskum samt apparat til udfoerelse af fremgangsmaaden Download PDF

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Publication number
DK47692A
DK47692A DK047692A DK47692A DK47692A DK 47692 A DK47692 A DK 47692A DK 047692 A DK047692 A DK 047692A DK 47692 A DK47692 A DK 47692A DK 47692 A DK47692 A DK 47692A
Authority
DK
Denmark
Prior art keywords
procedure
polyurethan
food
carrying
manufacturing
Prior art date
Application number
DK047692A
Other languages
English (en)
Other versions
DK173953B1 (da
DK47692D0 (da
Inventor
Guenter Rebers
Wolfgang Cholewczynski
Original Assignee
Kloeckner Ferromatik Desma
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 Kloeckner Ferromatik Desma filed Critical Kloeckner Ferromatik Desma
Publication of DK47692D0 publication Critical patent/DK47692D0/da
Publication of DK47692A publication Critical patent/DK47692A/da
Application granted granted Critical
Publication of DK173953B1 publication Critical patent/DK173953B1/da

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
    • B29B7/34—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
    • B29B7/424—Mixing; Kneading continuous, with mechanical mixing or kneading devices with movable mixing or kneading devices rotary with single shaft with screw or helix with conical screw surrounded by conical casing
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01F—MIXING, e.g. DISSOLVING, EMULSIFYING OR DISPERSING
    • B01F31/00—Mixers with shaking, oscillating, or vibrating mechanisms
    • B01F31/40—Mixers with shaking, oscillating, or vibrating mechanisms with an axially oscillating rotary stirrer
    • B01F31/401—Mixers with shaking, oscillating, or vibrating mechanisms with an axially oscillating rotary stirrer for material flowing continuously axially therethrough
    • 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
    • B29B7/7414—Mixing devices specially adapted for foamable substances with supply of gas with rotatable stirrer, e.g. using an intermeshing rotor-stator system
    • 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
    • B29B7/80—Component parts, details or accessories; Auxiliary operations
    • 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
    • B29B7/80—Component parts, details or accessories; Auxiliary operations
    • B29B7/802—Constructions or methods for cleaning the mixing or kneading device
    • 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
    • B29C44/3442—Mixing, kneading or conveying the foamable material

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
  • Polyurethanes Or Polyureas (AREA)
  • Mixers Of The Rotary Stirring Type (AREA)
DK199200476A 1991-04-09 1992-04-08 Fremgangsmåde til fremstilling af polyurethanskum samt apparat til udførelse af fremgangsmåden DK173953B1 (da)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE4111458A DE4111458C1 (da) 1991-04-09 1991-04-09
DE4111458 1991-04-09

Publications (3)

Publication Number Publication Date
DK47692D0 DK47692D0 (da) 1992-04-08
DK47692A true DK47692A (da) 1992-10-10
DK173953B1 DK173953B1 (da) 2002-03-04

Family

ID=6429145

Family Applications (1)

Application Number Title Priority Date Filing Date
DK199200476A DK173953B1 (da) 1991-04-09 1992-04-08 Fremgangsmåde til fremstilling af polyurethanskum samt apparat til udførelse af fremgangsmåden

Country Status (5)

Country Link
DE (1) DE4111458C1 (da)
DK (1) DK173953B1 (da)
FR (1) FR2675147A1 (da)
GB (1) GB2254570B (da)
IT (1) IT1254438B (da)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT1302527B1 (it) * 1998-12-10 2000-09-05 Main Group Spa Dispositivo per lo stampaggio di materie plastiche per colata.
ITPD20040120A1 (it) * 2004-05-11 2004-08-11 Main Group Spa Dispositivo di pulitura per una camera di miscelazione in bassa pressione particolarmente per poliuretano
EP4041512A1 (de) 2019-10-08 2022-08-17 Covestro Intellectual Property GmbH & Co. KG Vorrichtung zur vermischung reaktiver komponenten
EP4001335A1 (de) 2020-11-18 2022-05-25 Covestro Deutschland AG Verfahren zur herstellung von polyurethan-schaumstoffen

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1191548B (de) * 1956-07-31 1965-04-22 United Shoe Corp Maschine zum Vermischen von Schaumstoffe bildenden Fluessigkeiten
AT316850B (de) * 1969-12-17 1974-07-25 Semperit Ag Vorrichtung zum chargenweisen Mischen und Fördern

Also Published As

Publication number Publication date
GB2254570B (en) 1994-08-03
ITMI920287A0 (it) 1992-02-12
IT1254438B (it) 1995-09-25
FR2675147A1 (fr) 1992-10-16
GB2254570A (en) 1992-10-14
DK173953B1 (da) 2002-03-04
FR2675147B1 (da) 1994-04-22
ITMI920287A1 (it) 1993-08-12
DK47692D0 (da) 1992-04-08
DE4111458C1 (da) 1992-08-13
GB9206880D0 (en) 1992-05-13

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B1 Patent granted (law 1993)
PBP Patent lapsed

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