DE1778894A1 - Verfahren zur Abtrennung von Polyurethanschaumformkoerpern aus der Pressform - Google Patents

Verfahren zur Abtrennung von Polyurethanschaumformkoerpern aus der Pressform

Info

Publication number
DE1778894A1
DE1778894A1 DE19681778894 DE1778894A DE1778894A1 DE 1778894 A1 DE1778894 A1 DE 1778894A1 DE 19681778894 DE19681778894 DE 19681778894 DE 1778894 A DE1778894 A DE 1778894A DE 1778894 A1 DE1778894 A1 DE 1778894A1
Authority
DE
Germany
Prior art keywords
mold
units
diorganopolysiloxane
sio
formula
Prior art date
Legal status (The legal status 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 status listed.)
Pending
Application number
DE19681778894
Other languages
German (de)
English (en)
Inventor
Reinink Edwin Earl
Joseph Cekada Jun
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Dow Silicones Corp
Original Assignee
Dow Corning Corp
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 Corp filed Critical Dow Corning Corp
Publication of DE1778894A1 publication Critical patent/DE1778894A1/de
Pending legal-status Critical Current

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)
  • Chemical & Material Sciences (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Laminated Bodies (AREA)
DE19681778894 1967-06-16 1968-06-18 Verfahren zur Abtrennung von Polyurethanschaumformkoerpern aus der Pressform Pending DE1778894A1 (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
DE1778894A1 true DE1778894A1 (de) 1972-01-20

Family

ID=24593214

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19681778894 Pending DE1778894A1 (de) 1967-06-16 1968-06-18 Verfahren zur Abtrennung von Polyurethanschaumformkoerpern aus der Pressform

Country Status (7)

Country Link
US (1) US3624190A (US07754267-20100713-C00017.png)
AT (1) AT285180B (US07754267-20100713-C00017.png)
BE (2) BE716566A (US07754267-20100713-C00017.png)
DE (1) DE1778894A1 (US07754267-20100713-C00017.png)
FR (2) FR1570178A (US07754267-20100713-C00017.png)
GB (1) GB1175175A (US07754267-20100713-C00017.png)
NL (3) NL6808439A (US07754267-20100713-C00017.png)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2423369A1 (de) * 1973-05-14 1974-11-28 Stauffer Chemical Co Trennmittelgemische fuer die entformung von gegebenenfalls verschaeumten polyrethanteilen
DE2455377A1 (de) * 1973-12-03 1975-06-05 Stauffer Chemical Co Trennmittelgemische

Families Citing this family (23)

* 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
DE2340574A1 (de) * 1973-08-10 1975-02-27 Henkel & Cie Gmbh Verwendung von aluminiumsalzen von fettsaeuregemischen fuer die formtrennung von polyurethanschaeumen
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, HARDENED COATING SHEET OBTAINED THEREFROM, AND MOLDING METHOD USING SAID 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
JP5738281B2 (ja) * 2009-05-22 2015-06-24 ハネウェル・セーフティ・プロダクツ・ユーエスエイ・インコーポレーテッド 改良されたイヤーチップ
MX2014001775A (es) * 2011-08-15 2014-05-28 Johnson Controls Tech Co Mejora de recubrimiento semi-permanente de una herramienta para aumentar el numero de liberaciones.
US20150035191A1 (en) * 2012-01-05 2015-02-05 Johnson Controls Technology Company Systems and methods for sealed cast metal molds
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 (US07754267-20100713-C00017.png) * 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

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2423369A1 (de) * 1973-05-14 1974-11-28 Stauffer Chemical Co Trennmittelgemische fuer die entformung von gegebenenfalls verschaeumten polyrethanteilen
DE2455377A1 (de) * 1973-12-03 1975-06-05 Stauffer Chemical Co Trennmittelgemische

Also Published As

Publication number Publication date
US3624190A (en) 1971-11-30
BE716566A (US07754267-20100713-C00017.png) 1968-12-16
FR962496A (US07754267-20100713-C00017.png) 1950-06-10
FR1570178A (US07754267-20100713-C00017.png) 1969-06-06
GB1175175A (en) 1969-12-23
AT285180B (de) 1970-10-12
NL6808439A (US07754267-20100713-C00017.png) 1968-12-17
BE477645A (US07754267-20100713-C00017.png)
NL66270C (US07754267-20100713-C00017.png)
NL135777B (US07754267-20100713-C00017.png)

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