BR8400661A - Processo para moldagem por injecao com reacao de poliuretanos - Google Patents

Processo para moldagem por injecao com reacao de poliuretanos

Info

Publication number
BR8400661A
BR8400661A BR8400661A BR8400661A BR8400661A BR 8400661 A BR8400661 A BR 8400661A BR 8400661 A BR8400661 A BR 8400661A BR 8400661 A BR8400661 A BR 8400661A BR 8400661 A BR8400661 A BR 8400661A
Authority
BR
Brazil
Prior art keywords
injection molding
molding process
polyurethane reaction
polyurethane
reaction
Prior art date
Application number
BR8400661A
Other languages
English (en)
Inventor
Asao Harashima
Takashi Nakamura
Kaiichi Kishimoto
Original Assignee
Toray Silicone Co
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 Toray Silicone Co filed Critical Toray Silicone Co
Publication of BR8400661A publication Critical patent/BR8400661A/pt

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
    • 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
    • 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
    • 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
    • B29K2033/00—Use of polymers of unsaturated acids or derivatives thereof as moulding material
    • B29K2033/18—Polymers of nitriles
    • 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
    • Y10S264/83—Injection molding of polyolefin-type foam

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Polyurethanes Or Polyureas (AREA)
  • Injection Moulding Of Plastics Or The Like (AREA)
  • Moulds For Moulding Plastics Or The Like (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
BR8400661A 1983-02-17 1984-02-15 Processo para moldagem por injecao com reacao de poliuretanos BR8400661A (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP58025309A JPS59149919A (ja) 1983-02-17 1983-02-17 反応射出成形体の製造方法

Publications (1)

Publication Number Publication Date
BR8400661A true BR8400661A (pt) 1984-09-25

Family

ID=12162397

Family Applications (1)

Application Number Title Priority Date Filing Date
BR8400661A BR8400661A (pt) 1983-02-17 1984-02-15 Processo para moldagem por injecao com reacao de poliuretanos

Country Status (8)

Country Link
US (1) US4517150A (pt)
EP (1) EP0116966B1 (pt)
JP (1) JPS59149919A (pt)
AU (1) AU571486B2 (pt)
BR (1) BR8400661A (pt)
CA (1) CA1245386A (pt)
DE (1) DE3479507D1 (pt)
MX (1) MX173321B (pt)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3347573A1 (de) * 1983-12-30 1985-07-11 Bayer Ag, 5090 Leverkusen Verfahren zur herstellung von gegebenenfalls zellfoermigen formkoerpern
EP0177647B1 (en) * 1984-10-05 1989-07-26 Arco Chemical Technology, Inc. Preparation of lignocellulosic isocyanate molded compositions using a copolymer of a functional polysiloxane and a carboxylic acid or salt thereof as release agent
DE3478910D1 (en) * 1984-10-05 1989-08-17 Arco Chem Tech Preparation of lignocellulosic-isocyanate molded compositions using a terpolymer of a functional polysiloxane-isocyanate-carboxylic acid or salt thereof as release agent
DE3535283A1 (de) * 1985-10-03 1987-04-09 Byk Chemie Gmbh Polyestergruppenhaltige polysiloxane fuer lacke und formmassen und die verwendung hierfuer
US4686240A (en) * 1985-10-25 1987-08-11 Union Carbide Corporation Process for producing polyurethane foams using foam modifiers
JPS62131009A (ja) * 1985-12-03 1987-06-13 Shin Etsu Chem Co Ltd ウレタン用内部離型剤
EP0275907A3 (en) * 1987-01-23 1989-05-24 Mobay Corporation Rim polyurethane or polyurea compositions containing internal mold release agents
US4800058A (en) * 1987-08-24 1989-01-24 Arco Chemical Company Method for the preparation of rigid cast or transfer molded thermoset polyurethane modified polyisocyanurate compositions
US5358985A (en) * 1992-12-16 1994-10-25 Air Products And Chemicals, Inc. Ionic siloxane as internal mold release agent for polyurethane, polyurethaneurea and polyurea elastomers
US5792998A (en) * 1993-04-19 1998-08-11 Cabot Safety Intermediate Corporation Acoustical hearing protective devices utilizing dynamically stiff foam and methods of producing same
TWI382918B (zh) * 2005-04-19 2013-01-21 Sulzer Chemtech Ag 液態聚矽氧烷橡膠之發泡成形的聚合物元件之製法
WO2008048565A1 (en) * 2006-10-16 2008-04-24 E.I. Du Pont De Nemours And Company Mold release composition and method for producing a rotational molding paint-ready polyurethane

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2363452C2 (de) * 1973-12-20 1983-10-06 Bayer Ag, 5090 Leverkusen Verfahren zur Herstellung von Schaumstoffen
DE2427273C2 (de) * 1974-06-06 1982-10-07 Bayer Ag, 5090 Leverkusen Verfahren zur Herstellung von formverschäumten Schaumstoffen mit selbsttrennenden Eigenschaften
US4220727A (en) * 1976-09-24 1980-09-02 Union Carbide Corporation Method of molding polyurethanes having mold release properties
US4076695A (en) * 1977-02-07 1978-02-28 Dow Corning Corporation Silicone containing reaction injection molded polyurethanes
US4379100A (en) * 1981-02-02 1983-04-05 Ex-Cell-O Corporation Polyurethane molding process with siloxane internal release agent
BE893509A (fr) * 1981-07-06 1982-10-01 Dart Ind Inc Agents de demoulage internes et leur utilisation
US4396729A (en) * 1982-04-23 1983-08-02 Texaco Inc. Reaction injection molded elastomer containing an internal mold release made by a two-stream system
DE3231399A1 (de) * 1982-08-24 1984-03-01 Bayer Ag, 5090 Leverkusen Verfahren zur herstellung von gegebenenfalls zellfoermigen formkoerpern
US4420570A (en) * 1982-09-13 1983-12-13 Texaco Inc. Reaction injection molded elastomer containing an internal mold release made by a two-stream system

Also Published As

Publication number Publication date
EP0116966B1 (en) 1989-08-23
EP0116966A3 (en) 1987-07-01
DE3479507D1 (en) 1989-09-28
US4517150A (en) 1985-05-14
CA1245386A (en) 1988-11-22
MX173321B (es) 1994-02-15
AU2466184A (en) 1984-08-23
EP0116966A2 (en) 1984-08-29
JPS59149919A (ja) 1984-08-28
AU571486B2 (en) 1988-04-21

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Legal Events

Date Code Title Description
MM Lapse due to non-payment of fees (art. 50)