NZ243647A - Rapid curing (polyurethane) foams using three-step cooling process; apparatus therefor - Google Patents

Rapid curing (polyurethane) foams using three-step cooling process; apparatus therefor

Info

Publication number
NZ243647A
NZ243647A NZ243647A NZ24364792A NZ243647A NZ 243647 A NZ243647 A NZ 243647A NZ 243647 A NZ243647 A NZ 243647A NZ 24364792 A NZ24364792 A NZ 24364792A NZ 243647 A NZ243647 A NZ 243647A
Authority
NZ
New Zealand
Prior art keywords
foams
polyurethane
cooling process
apparatus therefor
rapid curing
Prior art date
Application number
NZ243647A
Other languages
English (en)
Inventor
Michael A Ricciardi
G Dai Dzung
Original Assignee
Crain Ind Inc
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 Crain Ind Inc filed Critical Crain Ind Inc
Publication of NZ243647A publication Critical patent/NZ243647A/xx

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
    • 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
    • B29C44/58—Moulds
    • B29C44/588—Moulds with means for venting, e.g. releasing foaming gas
    • 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
    • B29C44/3402—Details of processes or apparatus for reducing environmental damage or for working-up compositions comprising inert blowing agents or biodegradable components
    • 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
    • B29C44/56—After-treatment of articles, e.g. for altering the shape
    • 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
    • B29C44/56—After-treatment of articles, e.g. for altering the shape
    • B29C44/5609—Purging of residual gas, e.g. noxious or explosive blowing agents
    • 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
    • C08G18/08—Processes
    • 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
    • C08G2110/00—Foam properties
    • C08G2110/0083—Foam properties prepared using water as the sole blowing agent
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S521/00—Synthetic resins or natural rubbers -- part of the class 520 series
    • Y10S521/918—Physical aftertreatment of a cellular product

Landscapes

  • Health & Medical Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Toxicology (AREA)
  • Medicinal Chemistry (AREA)
  • Organic Chemistry (AREA)
  • Environmental Sciences (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Polymers & Plastics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
  • Polyurethanes Or Polyureas (AREA)
  • Separation, Recovery Or Treatment Of Waste Materials Containing Plastics (AREA)
  • Molding Of Porous Articles (AREA)
  • Superconductors And Manufacturing Methods Therefor (AREA)
  • Laminated Bodies (AREA)
  • Transition And Organic Metals Composition Catalysts For Addition Polymerization (AREA)
NZ243647A 1991-07-31 1992-07-21 Rapid curing (polyurethane) foams using three-step cooling process; apparatus therefor NZ243647A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US07/738,402 US5171756A (en) 1991-07-31 1991-07-31 Three stage cooling of porous materials

Publications (1)

Publication Number Publication Date
NZ243647A true NZ243647A (en) 1993-10-26

Family

ID=24967856

Family Applications (1)

Application Number Title Priority Date Filing Date
NZ243647A NZ243647A (en) 1991-07-31 1992-07-21 Rapid curing (polyurethane) foams using three-step cooling process; apparatus therefor

Country Status (12)

Country Link
US (1) US5171756A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
EP (1) EP0597914A4 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
JP (1) JPH06509600A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
CN (1) CN1069985A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
AU (2) AU667052B2 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
BR (1) BR9206326A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
CA (1) CA2114624A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
IE (1) IE922505A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
MX (1) MX9204461A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
NZ (1) NZ243647A (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
TW (1) TW221823B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)
WO (1) WO1993003079A1 (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5373028A (en) * 1991-08-20 1994-12-13 The Dow Chemical Company Polyurethane foams having reduced visible emissions during curing
US5409649A (en) * 1992-07-22 1995-04-25 L&P Property Management Company Method of forming foam buns having no skin on a surface
US5382602A (en) * 1993-06-09 1995-01-17 Duffy; Robert D. Flexible slabstock polyurethane foam formulation for a rapid-cool process
US6022205A (en) * 1998-07-06 2000-02-08 Tas Enterprise, L.L.C. System for producing and conditioning blocks of flexible polyurethane foam
US7008973B2 (en) * 2003-01-14 2006-03-07 Pabu Services, Inc. Vacuum cooled foams
US20070078193A1 (en) * 2005-08-31 2007-04-05 Gilder Stephen D Strut-reinforced, reduced VOC polyurethane foam
US20070066697A1 (en) * 2005-08-31 2007-03-22 Gilder Stephen D Strut-reinforced polyurethane foam
US20100174006A1 (en) * 2005-09-20 2010-07-08 Sleep Innovations, Inc. Strut-Reinforced, Reduced VOC Polyurethane Foam
EP2425954B1 (en) * 2009-04-28 2016-03-30 Asahi Kasei Construction Materials Corporation Device for forming thermosetting resin foam plate and method of manufacturing thermosetting resin foam plate
CN103522481B (zh) * 2013-10-27 2016-06-22 哈尔滨新金东海绵制造有限公司 软质pu圆泡的后处理装置及处理方法
CN107234772A (zh) * 2017-06-26 2017-10-10 苏州派艾格包装材料有限公司 一种用于发泡机的冷却塑化架
DE102018209421A1 (de) * 2018-06-13 2019-12-19 Albrecht Bäumer GmbH & Co.KG Spezialmaschinenfabrik Vorrichtung zum Lagern und Transport von großvolumigen Schaumstoffblöcken
KR200498086Y1 (ko) * 2021-08-30 2024-06-20 주식회사 디와이이엔지 과자 제조장치의 냉각 터널장치
CN114425506A (zh) * 2021-12-31 2022-05-03 江苏御科机械有限公司 水下作业特殊场合下的高可靠性起重葫芦的生产方法

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3061885A (en) * 1959-09-08 1962-11-06 Goodyear Tire & Rubber Treatment of polyurethane foams
US3890414A (en) * 1971-02-22 1975-06-17 Michael Anthony Ricciardi Rapid cooling process for improving quality of polyurethane foam
US3874830A (en) * 1973-05-16 1975-04-01 Maryland Cup Corp Apparatus for post treating preformed foam containers
DE2456421A1 (de) * 1974-11-29 1976-08-12 Continental Gummi Werke Ag Verfahren zur verhuetung von selbstentzuendungen in polyurethan-schaumstoffbloecken und einrichtung zur durchfuehrung des verfahrens
US4228076A (en) * 1978-02-10 1980-10-14 Foam Cutting Engineers, Inc. Method of densifying open-celled polyurethane material
USRE32032E (en) * 1978-02-10 1985-11-19 Foam Cutting Engineers, Inc. Method of densifying open-celled polyurethane material
JPS54163969A (en) * 1978-02-10 1979-12-27 Foam Cutting Eng Method of densifying open cell polyurethane material
US4344903A (en) * 1978-07-31 1982-08-17 Pascouet Maurice Y Method of making a cellular polymeric resin body in a self contained high-pressure mold form
DE2945856A1 (de) * 1979-11-14 1981-05-27 Bayer Ag, 5090 Leverkusen Verfahren und anlage zum herstellen von schaumstoffbloecken
IT1138636B (it) * 1981-09-25 1986-09-17 Giuseppe Ponzielli Procedimento perfezionato per l'ottenimento di manufatti espansi in materiale termoplastico e manufatto ottenuto con tale procedimento
US4537912A (en) * 1984-09-05 1985-08-27 Reeves Brothers, Inc. Process for rapid curing of polyether polyurethane foam
JPS61155265A (ja) * 1984-12-26 1986-07-14 住友重機械工業株式会社 超臨界流体により成形体中のバインダ−を除去する方法
GB8500053D0 (en) * 1985-01-03 1985-02-13 Hyman Int Ltd Foam production
GB8912701D0 (en) * 1989-06-02 1989-07-19 Hyman Int Ltd Production of porous materials

Also Published As

Publication number Publication date
MX9204461A (es) 1993-04-01
CN1069985A (zh) 1993-03-17
IE922505A1 (en) 1993-02-10
AU667052B2 (en) 1996-03-07
EP0597914A1 (en) 1994-05-25
EP0597914A4 (en) 1994-06-15
BR9206326A (pt) 1995-05-30
US5171756A (en) 1992-12-15
CA2114624A1 (en) 1993-02-18
AU2394692A (en) 1993-03-02
TW221823B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) 1994-03-21
AU5586396A (en) 1996-08-15
JPH06509600A (ja) 1994-10-27
WO1993003079A1 (en) 1993-02-18

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