AT285180B - Verfahren zur Abtrennung von Polyurethanschaumformkörpern aus der Preßform - Google Patents

Verfahren zur Abtrennung von Polyurethanschaumformkörpern aus der Preßform

Info

Publication number
AT285180B
AT285180B AT576868A AT576868A AT285180B AT 285180 B AT285180 B AT 285180B AT 576868 A AT576868 A AT 576868A AT 576868 A AT576868 A AT 576868A AT 285180 B AT285180 B AT 285180B
Authority
AT
Austria
Prior art keywords
polyurethane foam
compression mold
foam moldings
separating
separating polyurethane
Prior art date
Application number
AT576868A
Other languages
German (de)
English (en)
Original Assignee
Dow Corning
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 Dow Corning filed Critical Dow Corning
Application granted granted Critical
Publication of AT285180B publication Critical patent/AT285180B/de

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S1/00—Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith
    • G01S1/02—Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith using radio waves
    • G01S1/08—Systems for determining direction or position line
    • G01S1/20—Systems for determining direction or position line using a comparison of transit time of synchronised signals transmitted from non-directional antennas or antenna systems spaced apart, i.e. path-difference systems
    • G01S1/24—Systems for determining direction or position line using a comparison of transit time of synchronised signals transmitted from non-directional antennas or antenna systems spaced apart, i.e. path-difference systems the synchronised signals being pulses or equivalent modulations on carrier waves and the transit times being compared by measuring the difference in arrival time of a significant part of the modulations, e.g. LORAN systems
    • 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
    • C08G77/00—Macromolecular compounds obtained by reactions forming a linkage containing silicon with or without sulfur, nitrogen, oxygen or carbon in the main chain of the macromolecule
    • C08G77/04—Polysiloxanes
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
    • G01S1/00—Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith
    • G01S1/02—Beacons or beacon systems transmitting signals having a characteristic or characteristics capable of being detected by non-directional receivers and defining directions, positions, or position lines fixed relatively to the beacon transmitters; Receivers co-operating therewith using radio waves
    • 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
    • B29C33/00—Moulds or cores; Details thereof or accessories therefor
    • B29C33/56—Coatings, e.g. enameled or galvanised; Releasing, lubricating or separating agents
    • B29C33/60—Releasing, lubricating or separating agents
    • B29C33/62—Releasing, lubricating or separating agents based on polymers or oligomers
    • B29C33/64—Silicone
    • 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
    • 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
    • B29K2105/00—Condition, form or state of moulded material or of the material to be shaped
    • B29K2105/04—Condition, form or state of moulded material or of the material to be shaped cellular or porous
    • 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
    • Y10S264/00—Plastic and nonmetallic article shaping or treating: processes
    • Y10S264/14—Plastic and nonmetallic article shaping or treating: processes forming integral skin on a foamed product

Landscapes

  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Remote Sensing (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Physics & Mathematics (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Laminated Bodies (AREA)
AT576868A 1967-06-16 1968-06-17 Verfahren zur Abtrennung von Polyurethanschaumformkörpern aus der Preßform AT285180B (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US64647467A 1967-06-16 1967-06-16

Publications (1)

Publication Number Publication Date
AT285180B true AT285180B (de) 1970-10-12

Family

ID=24593214

Family Applications (1)

Application Number Title Priority Date Filing Date
AT576868A AT285180B (de) 1967-06-16 1968-06-17 Verfahren zur Abtrennung von Polyurethanschaumformkörpern aus der Preßform

Country Status (7)

Country Link
US (1) US3624190A (h)
AT (1) AT285180B (h)
BE (2) BE716566A (h)
DE (1) DE1778894A1 (h)
FR (2) FR1570178A (h)
GB (1) GB1175175A (h)
NL (3) NL6808439A (h)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3890418A (en) * 1971-12-27 1975-06-17 Ibm Skinning process for expansion casting of polymeric foams
US3883628A (en) * 1973-05-14 1975-05-13 Stauffer Chemical Co Silicone release agent
DE2340574A1 (de) * 1973-08-10 1975-02-27 Henkel & Cie Gmbh Verwendung von aluminiumsalzen von fettsaeuregemischen fuer die formtrennung von polyurethanschaeumen
US3872038A (en) * 1973-12-03 1975-03-18 Stauffer Chemical Co Aqueous based release composition
US4024088A (en) * 1974-12-23 1977-05-17 Union Carbide Corporation Compositions and methods useful in forming polyether polyurethanes having release properties
FR2319471A1 (fr) * 1975-08-01 1977-02-25 Plasse Robert Procede pour la realisation d'un matelas a ressorts enrobes, outillage utilise et matelas obtenu
US4220727A (en) * 1976-09-24 1980-09-02 Union Carbide Corporation Method of molding polyurethanes having mold release properties
US4602060A (en) * 1983-04-25 1986-07-22 Frekote, Inc. Two-component mold release system and method
DE3401484A1 (de) * 1984-01-18 1985-07-25 Bayer Ag, 5090 Leverkusen Trennmittel fuer polyurethan-formmassen
DE3501424C2 (de) * 1985-01-17 1987-04-30 Teroson Gmbh, 6900 Heidelberg Verfahren zum Herstellen von Gegenständen aus Polyurethanschaum
EP0202542A1 (en) * 1985-05-07 1986-11-26 Sumitomo Electric Industries Limited Liquid optical siloxane polymer
JPH0671733B2 (ja) * 1991-06-12 1994-09-14 信越化学工業株式会社 離型用樹脂組成物及びこれを用いた硬化性樹脂の成形方法
US5212209A (en) * 1991-11-18 1993-05-18 The Dow Chemical Company Compatibilized internal mold release composition for preparations of foamed and fiber-reinforced polymeric articles
ES2053365B1 (es) * 1991-12-12 1996-11-01 Colchon Dupen S A Procedimiento para la fabricacion de un colchon, dispositivo para la practica del propio procedimiento, y colchon resultante de dicha practica.
US6117495A (en) * 1993-09-01 2000-09-12 Polymerit Method for forming a mold-release coating
EP0731157A4 (en) * 1993-11-22 1997-02-19 Daikin Ind Ltd RELEASE AGENT, CURRENT LIFTING TYPE MADE THEREOF AND METHOD FOR MOLDING WITH THE RELEASE AGENT
DE19504263A1 (de) * 1995-02-09 1996-08-14 Bayer Ag Verfahren zur Herstellung von Kunststoff-Formteilen und eine Formtrennmittel-Zubereitung
JP3757264B2 (ja) * 2001-03-27 2006-03-22 独立行政法人産業技術総合研究所 シルセスキオキサン系ポリマー成形体及びその製造方法
US7192620B1 (en) 2001-09-18 2007-03-20 Polymerit Mold-release coating systems
US6864341B2 (en) * 2001-11-02 2005-03-08 Bausch & Lomb Incorporated High refractive index aromatic-based prepolymer precursors
EP2031124A1 (en) * 2007-08-27 2009-03-04 Nederlandse Organisatie voor Toegepast-Natuuurwetenschappelijk Onderzoek TNO Coating having low friction characteristics
EP2432435B1 (en) * 2009-05-22 2020-04-15 Honeywell Safety Products USA, Inc. Improved ear tip
CN103857509A (zh) * 2011-08-15 2014-06-11 约翰逊控制技术公司 适于增加脱模次数的半永久性工具涂层的增强
JP2015503472A (ja) * 2012-01-05 2015-02-02 ジョンソン コントロールズ テクノロジー カンパニーＪｏｈｎｓｏｎ Ｃｏｎｔｒｏｌｓ Ｔｅｃｈｎｏｌｏｇｙ Ｃｏｍｐａｎｙ 封止された鋳造金属金型用のシステム及び方法
US11590381B2 (en) 2017-06-23 2023-02-28 iTrain Fundamentals LLC Skill training apparatus, methods of use and manufacture

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA624114A (en) * 1961-07-18 E. Oppliger Paul Release agents for polyurethane foams
NL283171A (h) * 1961-12-01
AU407324B2 (en) * 1962-05-01 1970-10-28 Smith, Kline & French Laboratories Powdered silicone products and processes
DE1239049B (de) * 1964-01-15 1967-04-20 Bayer Ag Formentrennmittel
US3341646A (en) * 1965-10-04 1967-09-12 Mobay Chemical Corp Method of de-molding polyurethane plastics
US3492394A (en) * 1966-10-03 1970-01-27 Minnesota Mining & Mfg Molding capable of providing multiple release of articles therefrom and of using same

Also Published As

Publication number Publication date
NL135777B (h)
NL66270C (h)
BE477645A (h)
DE1778894A1 (de) 1972-01-20
BE716566A (h) 1968-12-16
FR1570178A (h) 1969-06-06
NL6808439A (h) 1968-12-17
GB1175175A (en) 1969-12-23
FR962496A (h) 1950-06-10
US3624190A (en) 1971-11-30

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Legal Events

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ELJ Ceased due to non-payment of the annual fee