ES461760A1 - Un procedimiento perfeccionado para la obtencion de poliure-tanos. - Google Patents

Un procedimiento perfeccionado para la obtencion de poliure-tanos.

Info

Publication number
ES461760A1
ES461760A1 ES461760A ES461760A ES461760A1 ES 461760 A1 ES461760 A1 ES 461760A1 ES 461760 A ES461760 A ES 461760A ES 461760 A ES461760 A ES 461760A ES 461760 A1 ES461760 A1 ES 461760A1
Authority
ES
Spain
Prior art keywords
catalyst system
organotin catalyst
isocyanate reactions
oxide
isocyanate
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.)
Expired
Application number
ES461760A
Other languages
English (en)
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.)
3M Co
Original Assignee
Minnesota Mining and Manufacturing 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 Minnesota Mining and Manufacturing Co filed Critical Minnesota Mining and Manufacturing Co
Publication of ES461760A1 publication Critical patent/ES461760A1/es
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L29/00—Semiconductor devices specially adapted for rectifying, amplifying, oscillating or switching and having potential barriers; Capacitors or resistors having potential barriers, e.g. a PN-junction depletion layer or carrier concentration layer; Details of semiconductor bodies or of electrodes thereof ; Multistep manufacturing processes therefor
    • H01L29/66—Types of semiconductor device ; Multistep manufacturing processes therefor
    • H01L29/68—Types of semiconductor device ; Multistep manufacturing processes therefor controllable by only the electric current supplied, or only the electric potential applied, to an electrode which does not carry the current to be rectified, amplified or switched
    • H01L29/76—Unipolar devices, e.g. field effect transistors
    • H01L29/772—Field effect transistors
    • H01L29/78—Field effect transistors with field effect produced by an insulated gate
    • H01L29/7801—DMOS transistors, i.e. MISFETs with a channel accommodating body or base region adjoining a drain drift region
    • H01L29/7802—Vertical DMOS transistors, i.e. VDMOS transistors
    • 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
    • C08G18/16—Catalysts
    • C08G18/22—Catalysts containing metal compounds
    • C08G18/24—Catalysts containing metal compounds of tin
    • C08G18/242—Catalysts containing metal compounds of tin organometallic compounds containing tin-carbon bonds
    • 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
    • C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
    • C08G18/67—Unsaturated compounds having active hydrogen
    • C08G18/69—Polymers of conjugated dienes

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Inorganic Chemistry (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Power Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Ceramic Engineering (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Polyurethanes Or Polyureas (AREA)
  • Organic Insulating Materials (AREA)
  • Catalysts (AREA)

Abstract

Un procedimiento perfeccionado para la obtención de poliuretanos que comprende las etapas de: (a) mezclar entre sí, en proporciones reactivas, un poliisocianato orgánico y un compuesto que tenga grupos terminales que contengan hidrógeno activo, junto con (b) una cantidad catalítica de un sistema de catalizador de organoestaño, para catalizar la reacción de los componentes de (a), comprendiendo dicho sistema de catalizador una mezcla de un óxido de bis(tri-n-alcohil-estaño) y el producto de reacción de un óxido de dialcohil-estaño con un ácido carboxílico.
ES461760A 1976-05-11 1977-08-19 Un procedimiento perfeccionado para la obtencion de poliure-tanos. Expired ES461760A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/685,301 US4087412A (en) 1976-05-11 1976-05-11 Organotin catalyst system for isocyanate reactions

Publications (1)

Publication Number Publication Date
ES461760A1 true ES461760A1 (es) 1978-05-01

Family

ID=24751591

Family Applications (2)

Application Number Title Priority Date Filing Date
ES458590A Expired ES458590A1 (es) 1976-05-11 1977-05-07 Procedimiento para rellenar un cierre de empalme de cable decomunicaciones.
ES461760A Expired ES461760A1 (es) 1976-05-11 1977-08-19 Un procedimiento perfeccionado para la obtencion de poliure-tanos.

Family Applications Before (1)

Application Number Title Priority Date Filing Date
ES458590A Expired ES458590A1 (es) 1976-05-11 1977-05-07 Procedimiento para rellenar un cierre de empalme de cable decomunicaciones.

Country Status (17)

Country Link
US (1) US4087412A (es)
JP (2) JPS5310694A (es)
AT (1) AT361710B (es)
BE (1) BE854459A (es)
BR (1) BR7703015A (es)
CA (1) CA1095496A (es)
CH (2) CH634858A5 (es)
DE (2) DE2721492A1 (es)
ES (2) ES458590A1 (es)
FR (1) FR2351137A1 (es)
GB (1) GB1558217A (es)
IT (1) IT1079022B (es)
MX (2) MX159328A (es)
NL (1) NL185286C (es)
SE (1) SE437772B (es)
TR (1) TR19868A (es)
ZA (1) ZA772794B (es)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55169192U (es) * 1979-05-24 1980-12-04
US4329442A (en) * 1981-02-13 1982-05-11 Minnesota Mining And Manufacturing Company High adhesion plugging and encapsulating polyurethane prepared from a polyol, a tri or tetra functional aliphatic polyol and a monofunctional aliphatic alcohol
JP2513471B2 (ja) * 1986-09-19 1996-07-03 出光石油化学株式会社 電気絶縁材料
JPS6448307A (en) * 1987-08-17 1989-02-22 Idemitsu Petrochemical Co Electrically insulating oil
GB8729069D0 (en) * 1987-12-12 1988-01-27 Rapra Techn Ltd Temperature activated catalysts for liquid polymer cures
JPH02145681A (ja) * 1988-11-25 1990-06-05 Sanraizu Meisei Kk 湿気硬化型ウレタンシーリング材
US5356529A (en) * 1993-05-03 1994-10-18 Ppg Industries, Inc. Electrodepositable compositions containing triorganotin catalysts
US5718817A (en) * 1993-07-28 1998-02-17 Elf Atochem North America, Inc. Catalyst for low temperature cure of blocked isocyanates
US6258918B1 (en) 1998-04-22 2001-07-10 3M Innovative Properties Company Flexible polyurethane material
US6140381A (en) * 1998-12-02 2000-10-31 Bayer Corporation Delayed action catalysts for carpet backing and air frothed foam
US6020283A (en) * 1998-12-02 2000-02-01 Bayer Corporation Process for the production of delayed action tin catalysts
EP2752243A1 (de) * 2013-01-04 2014-07-09 Evonik Industries AG Verwendung von Zinnsalzen der Neodekansäure bei der Herstellung von Polyurethansystemen

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL106889C (es) * 1957-09-25 1900-01-01
US3148162A (en) * 1960-04-27 1964-09-08 Gen Tire & Rubber Co Method of making a polyetherurethane using an aromatic tin catalyst
BE654888A (es) 1963-10-29 1965-02-15
US3661887A (en) * 1970-05-06 1972-05-09 Cosan Chem Corp Process for curing silicone rubber compositions using harada complexes as catalysts
US3761439A (en) * 1971-10-15 1973-09-25 Union Carbide Corp Thermoplastic polyurethanes soluble in methyl ethyl ketone based on poly caprolactone diols

Also Published As

Publication number Publication date
DE2760295A1 (es) 1985-07-04
MX146175A (es) 1982-05-21
JPS60221416A (ja) 1985-11-06
CA1095496A (en) 1981-02-10
ATA332077A (de) 1980-08-15
FR2351137B1 (es) 1980-12-12
BR7703015A (pt) 1978-02-08
IT1079022B (it) 1985-05-08
DE2760295C2 (es) 1990-07-12
US4087412A (en) 1978-05-02
CH636021A5 (de) 1983-05-13
DE2721492C2 (es) 1989-07-20
MX159328A (es) 1989-05-17
DE2721492A1 (de) 1977-12-01
TR19868A (tr) 1980-03-21
JPS624404B2 (es) 1987-01-30
ES458590A1 (es) 1978-04-16
NL7704990A (nl) 1977-11-15
JPS5310694A (en) 1978-01-31
AT361710B (de) 1981-03-25
BE854459A (fr) 1977-11-10
SE437772B (sv) 1985-03-18
CH634858A5 (de) 1983-02-28
ZA772794B (en) 1978-04-26
SE7705288L (sv) 1977-11-12
NL185286B (nl) 1989-10-02
JPS6246570B2 (es) 1987-10-02
FR2351137A1 (fr) 1977-12-09
NL185286C (nl) 1990-03-01
GB1558217A (en) 1979-12-19

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Legal Events

Date Code Title Description
FD1A Patent lapsed

Effective date: 19971201