HK1016626A1 - Process for the production of polyurethane foam by means of liquid carbon dioxide as foaming agent - Google Patents

Process for the production of polyurethane foam by means of liquid carbon dioxide as foaming agent

Info

Publication number
HK1016626A1
HK1016626A1 HK99101434A HK99101434A HK1016626A1 HK 1016626 A1 HK1016626 A1 HK 1016626A1 HK 99101434 A HK99101434 A HK 99101434A HK 99101434 A HK99101434 A HK 99101434A HK 1016626 A1 HK1016626 A1 HK 1016626A1
Authority
HK
Hong Kong
Prior art keywords
production
carbon dioxide
foaming agent
polyurethane foam
liquid carbon
Prior art date
Application number
HK99101434A
Inventor
Hans-Michael Sulzbach
Lothar Roehrig
Original Assignee
Hennecke Gmbh
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 DE1997118895 external-priority patent/DE19718895C1/en
Priority claimed from DE1997142039 external-priority patent/DE19742039A1/en
Application filed by Hennecke Gmbh filed Critical Hennecke Gmbh
Publication of HK1016626A1 publication Critical patent/HK1016626A1/en

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/04—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
    • C08J9/12—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a physical blowing agent
    • C08J9/122—Hydrogen, oxygen, CO2, nitrogen or noble gases
    • 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
    • B29C44/3446—Feeding the blowing agent
    • 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
    • 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
    • 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
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
    • C08G18/40—High-molecular-weight compounds
    • C08G18/4009—Two or more macromolecular compounds not provided for in one single group of groups C08G18/42 - C08G18/64
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2375/00—Characterised by the use of polyureas or polyurethanes; Derivatives of such polymers
    • C08J2375/04—Polyurethanes
    • 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

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Organic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Materials Engineering (AREA)
  • Polyurethanes Or Polyureas (AREA)
  • Processing And Handling Of Plastics And Other Materials For Molding In General (AREA)
  • Casting Or Compression Moulding Of Plastics Or The Like (AREA)
  • Molding Of Porous Articles (AREA)
HK99101434A 1997-05-05 1999-04-09 Process for the production of polyurethane foam by means of liquid carbon dioxide as foaming agent HK1016626A1 (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE1997118895 DE19718895C1 (en) 1997-05-05 1997-05-05 Mixing of liquid carbon di:oxide into poly:ol of polyurethane foam mixture
DE1997142039 DE19742039A1 (en) 1997-09-24 1997-09-24 Mixing of liquid carbon di:oxide into poly:ol of polyurethane foam mixture

Publications (1)

Publication Number Publication Date
HK1016626A1 true HK1016626A1 (en) 1999-11-05

Family

ID=26036332

Family Applications (1)

Application Number Title Priority Date Filing Date
HK99101434A HK1016626A1 (en) 1997-05-05 1999-04-09 Process for the production of polyurethane foam by means of liquid carbon dioxide as foaming agent

Country Status (7)

Country Link
EP (1) EP0878284B1 (en)
JP (1) JP4225603B2 (en)
KR (1) KR100527014B1 (en)
CN (1) CN1083461C (en)
DE (1) DE59806586D1 (en)
HK (1) HK1016626A1 (en)
NO (1) NO315164B1 (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE519091C2 (en) * 2000-05-03 2003-01-14 Aga Ab Device and process for pumping liquid gas, pumping system for pumping liquid gas and system and process for cyclic production of polymer products
WO2002004190A1 (en) * 2000-07-07 2002-01-17 Hennecke Gmbh Method and device for producing foams
JP4863338B2 (en) * 2001-04-10 2012-01-25 株式会社ブリヂストン Urethane roller casting equipment
JP5255239B2 (en) * 2007-06-29 2013-08-07 倉敷紡績株式会社 Polyurethane foam manufacturing apparatus and polyurethane foam manufacturing method
CN102225606B (en) * 2011-05-23 2013-09-25 湖州师范学院 Portable heating-type polyurethane foaming machine
CN104175444A (en) * 2014-08-01 2014-12-03 宁夏鼎盛阳光保温材料有限公司 Carbon dioxide foaming equipment for extruded sheets
CN107457956B (en) * 2017-09-14 2018-07-27 绍兴市华创聚氨酯有限公司 A kind of conveying mechanism for carbon dioxide polyurethane foaming machine

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4108186A1 (en) * 1991-03-14 1992-09-17 Bayer Ag METHOD AND DEVICE FOR PRODUCING A POLYURETHANE REACTION MIXTURE
DE4422568C1 (en) * 1994-06-28 1996-02-15 Bayer Ag Process and device for foam production using carbon dioxide dissolved under pressure
ES2123266T5 (en) * 1994-07-18 2003-11-01 Bayer Ag PROCEDURE FOR PRODUCING FOAMS BY DISSOLVED CARBON DIOXIDE UNDER PRESSURE.
DE69508427T2 (en) * 1994-11-28 1999-07-22 Bayer Ag, 51373 Leverkusen METHOD AND DEVICE FOR PRODUCING FOAM BY CARBON DIOXIDE SOLVED UNDER PRESSURE
DE4442256C1 (en) * 1994-11-28 1996-07-25 Hennecke Gmbh Maschf Process for dissolving carbon dioxide in a liquid polymer

Also Published As

Publication number Publication date
JP4225603B2 (en) 2009-02-18
CN1083461C (en) 2002-04-24
DE59806586D1 (en) 2003-01-23
NO315164B1 (en) 2003-07-21
EP0878284A2 (en) 1998-11-18
EP0878284B1 (en) 2002-12-11
EP0878284A3 (en) 1999-12-29
CN1198446A (en) 1998-11-11
NO982003L (en) 1998-11-06
NO982003D0 (en) 1998-05-04
JPH10315261A (en) 1998-12-02
KR100527014B1 (en) 2006-02-13
KR19980086745A (en) 1998-12-05

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Legal Events

Date Code Title Description
PF Patent in force
PC Patent ceased (i.e. patent has lapsed due to the failure to pay the renewal fee)

Effective date: 20070504