PT75123B - Process for making polyurethane foam - Google Patents

Process for making polyurethane foam

Info

Publication number
PT75123B
PT75123B PT75123A PT7512382A PT75123B PT 75123 B PT75123 B PT 75123B PT 75123 A PT75123 A PT 75123A PT 7512382 A PT7512382 A PT 7512382A PT 75123 B PT75123 B PT 75123B
Authority
PT
Portugal
Prior art keywords
polyurethane foam
making polyurethane
making
foam
polyurethane
Prior art date
Application number
PT75123A
Other languages
English (en)
Other versions
PT75123A (en
Original Assignee
Bp Chem Int Ltd
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=10522860&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=PT75123(B) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Bp Chem Int Ltd filed Critical Bp Chem Int Ltd
Publication of PT75123A publication Critical patent/PT75123A/pt
Publication of PT75123B publication Critical patent/PT75123B/pt

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
    • 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
    • B29C44/02—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of definite length, i.e. discrete articles
    • B29C44/04—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of definite length, i.e. discrete articles consisting of at least two parts of chemically or physically different materials, e.g. having different densities
    • B29C44/0461—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of definite length, i.e. discrete articles consisting of at least two parts of chemically or physically different materials, e.g. having different densities by having different chemical compositions in different places, e.g. having different concentrations of foaming agent, feeding one composition after the other
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29K—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES B29B, B29C OR B29D, RELATING TO MOULDING MATERIALS OR TO MATERIALS FOR MOULDS, REINFORCEMENTS, FILLERS OR PREFORMED PARTS, e.g. INSERTS
    • B29K2075/00—Use of PU, i.e. polyureas or polyurethanes or derivatives thereof, as moulding material
    • 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
PT75123A 1981-06-27 1982-06-25 Process for making polyurethane foam PT75123B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8119908 1981-06-27

Publications (2)

Publication Number Publication Date
PT75123A PT75123A (en) 1982-07-01
PT75123B true PT75123B (en) 1984-05-25

Family

ID=10522860

Family Applications (1)

Application Number Title Priority Date Filing Date
PT75123A PT75123B (en) 1981-06-27 1982-06-25 Process for making polyurethane foam

Country Status (9)

Country Link
US (1) US4714574A (pt)
EP (1) EP0068820B1 (pt)
JP (1) JPS58501025A (pt)
AU (1) AU554507B2 (pt)
CA (1) CA1194660A (pt)
DE (1) DE3266184D1 (pt)
ES (1) ES8305388A1 (pt)
PT (1) PT75123B (pt)
WO (1) WO1983000117A1 (pt)

Families Citing this family (31)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4405681A (en) * 1983-01-20 1983-09-20 Milsco Manufacturing Company Foam article and method of preparation
US4571319A (en) * 1984-04-05 1986-02-18 General Motors Corporation Method and apparatus for producing polymer articles having different properties in different regions of the articles
DE3506244C1 (de) * 1985-02-22 1986-08-14 Grammer Sitzsysteme GmbH, 8450 Amberg Vorrichtung zur Herstellung von Gegenstaenden,insbesondere von Sitz- oder Rueckenlehnenpolstern aus Kunststoffschaum
IT1200427B (it) * 1985-03-22 1989-01-18 Afros Spa Procedimento ed impianto per lo stampaggio di pezzi in materiale plastico espanso,con parti o inserti preformati a spruzzo nello stesso stampo di formatura
GB8616132D0 (en) * 1986-07-02 1986-08-06 Bp Chem Int Ltd Polyurethane foams
DE3638205A1 (de) * 1986-11-08 1988-05-11 Bayer Ag Verfahren zum herstellen von formteilen, insbesondere polstern, aus mindestens zwei schaumstoffe, insbesondere polyurethan-schaumstoffe, unterschiedlicher elastizitaet bzw. haerte bildenden, fliessfaehigen reaktionsgemischen und anwendung dieses verfahrens fuer die herstellung von fahrzeugsitzpolstern mit seitlichen wangen
GB8627815D0 (en) * 1986-11-20 1986-12-17 Bp Chem Int Ltd Preparing polyurethane foams
DE3705409A1 (de) * 1987-02-20 1988-09-01 Bayer Ag Verfahren zum herstellen von polstern, insbesondere sitzpolstern fuer kraftfahrzeuge
DE3727131A1 (de) * 1987-08-14 1989-02-23 Bayer Ag Verfahren zum herstellen von schaumstoffpolstern aus mindestens zwei schaumstoffe, insbesondere polyurethan-schaumstoffe, unterschiedlicher elastizitaet bzw. haerte bildenden, fliessfaehigen, entsprechend unterschiedlichen reaktionsgemischen
DE3727129A1 (de) * 1987-08-14 1989-02-23 Bayer Ag Verfahren zum herstellen von schaumstoffpolstern aus mindestens zwei schaumstoffe, insbesondere polyurethan-schaumstoffe, unterschiedlicher elastizitaet bzw. haerte bildenden, fliessfaehigen, entsprechend unterschiedlichen reaktionsgemischen
DE3813587A1 (de) * 1988-04-22 1989-11-02 Bayer Ag Verfahren zum herstellen von schaumstoffpolstern
EP0341931A3 (en) * 1988-05-07 1991-08-21 Bridgestone Corporation Form molding method and mold assembly therefor
US5106884A (en) * 1988-10-28 1992-04-21 The Dow Chemical Company Flexible polyurea foams having controlled load bearing qualities
GB8911457D0 (en) * 1989-05-18 1989-07-05 Bp Chem Int Ltd Process for preparing multihardness foam articles
DE4005624C2 (de) * 1990-02-22 1993-10-21 Audi Ag Dekorformteil, insbesondere zur Innenverkleidung von Türen, Schalttafeln, Konsolen, Pfosten
US5569420A (en) * 1995-02-06 1996-10-29 Van Horne; Bret L. Method of forming a foam core comprising a plurality of arcuate rows
US5786394A (en) * 1996-12-04 1998-07-28 Lear Corporation Durable, energy-absorptive EPP/PUR structural composites
US6444303B1 (en) 1999-11-01 2002-09-03 Lear Corporation Fabric-less part and method of making same
AU2003289086A1 (en) * 2002-12-24 2004-07-22 Bridgestone Corporation Polyurethane foam molding, method of producing the same, and seat pad for motor vehicle
US20050287347A1 (en) * 2003-06-02 2005-12-29 Pavilion Furniture, Inc. Polyurethane and rigid substrate composite with fasteners
JP2006204887A (ja) * 2004-12-28 2006-08-10 Bridgestone Corp 車両用シートクッションパッド、車両用シートバックパッド及び車両用シート
US20060210786A1 (en) * 2005-03-04 2006-09-21 Freitag James W Variable density foam
US7740679B2 (en) * 2006-04-18 2010-06-22 Baldwin Filters, Inc. Air filter element with composite molded end cap
EP2663471A4 (en) * 2011-01-14 2017-12-20 Johnson Controls Technology Company A foam assembly and method of making the same
DE102012210736B4 (de) * 2012-06-25 2016-10-20 Faurecia Innenraum Systeme Gmbh Schaumsprühverfahren zur Herstellung eines Innenverkleidungsteils eines Fahrzeugs mit mehreren Schaumschichten
US9597826B2 (en) 2012-10-30 2017-03-21 Bell Helicopter Textron Inc. Method of repairing, splicing, joining, machining, and stabilizing honeycomb core using pourable structural foam and a structure incorporating the same
US9333684B2 (en) 2012-10-30 2016-05-10 Bell Helicopter Textron Inc. Method of repairing, splicing, joining, machining, and stabilizing honeycomb core using pourable structural foam and a structure incorporating the same
US9149999B2 (en) 2012-10-30 2015-10-06 Bell Helicopter Textron Inc. Method of repairing, splicing, joining, machining, and stabilizing honeycomb core using pourable structural foam and a structure incorporating the same
US9015941B2 (en) * 2012-10-30 2015-04-28 Bell Helicopter Textron Inc. Method of repairing honeycomb core using pourable structural foam
WO2014120191A1 (en) * 2013-01-31 2014-08-07 Johnson Controls Technology Company System and method for increasing foam hardness
DE102013020488A1 (de) * 2013-12-11 2015-06-11 Heyform Bramsche Gmbh Verfahren zum Herstellen eines Sandwich-Verbundbauteils

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3229441A (en) * 1963-01-16 1966-01-18 Pullman Inc Process of insulating a wall structure
US3366718A (en) * 1963-07-23 1968-01-30 Toyo Tire & Rubber Co Manufacturing method of foamed plastic pipes
GB1182104A (en) * 1966-12-29 1970-02-25 Aldo Maria Andrea Emilo Eggers Production of Moulded Articles from Polyurethane
FR1539220A (fr) * 1967-04-06 1968-09-13 Elastomer Ag Procédé et dispositif pour la fabrication de sièges d'ameublement, de voitures et similaires, et sièges ainsi obtenus
GB1299242A (en) * 1969-04-02 1972-12-13 Universal Oil Prod Co Method of making a polyurethane article having a resilient mass bonded to a rigid structure
US3872199A (en) * 1971-06-16 1975-03-18 Champion Int Corp Method of manufacturing a foamed urethane structural product having high and low density portions
US3929948A (en) * 1971-11-03 1975-12-30 Gen Tire & Rubber Co Method for fabricating impact absorbing safety structure
JPS5241676A (en) * 1975-09-30 1977-03-31 Toyo Rubber Chemical Ind Co Method of manufacturing composite cushion material
JPS5241678A (en) * 1975-09-30 1977-03-31 Toyo Rubber Chemical Ind Co Method of manufacturing composite cushion material
JPS5241677A (en) * 1975-09-30 1977-03-31 Toyo Rubber Chemical Ind Co Method of manufacturing composite cushion material
US4246213A (en) * 1978-08-02 1981-01-20 Nissan Motor Company, Limited Method of producing a cover member for a safety air-cushion
US4190697A (en) * 1979-01-15 1980-02-26 Milsco Manufacturing Company Multidensity foam article and method of preparation

Also Published As

Publication number Publication date
PT75123A (en) 1982-07-01
EP0068820A1 (en) 1983-01-05
CA1194660A (en) 1985-10-08
EP0068820B1 (en) 1985-09-11
ES513443A0 (es) 1983-04-01
US4714574A (en) 1987-12-22
AU554507B2 (en) 1986-08-21
JPH041684B2 (pt) 1992-01-14
JPS58501025A (ja) 1983-06-30
DE3266184D1 (en) 1985-10-17
AU8582882A (en) 1983-02-02
ES8305388A1 (es) 1983-04-01
WO1983000117A1 (en) 1983-01-20

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Legal Events

Date Code Title Description
MM3A Annulment or lapse

Free format text: LAPSE DUE TO NON-PAYMENT OF FEES

Effective date: 19971130