ES471506A1 - Procedimiento para la obtencion de poliisocianatos organicosmodificados - Google Patents

Procedimiento para la obtencion de poliisocianatos organicosmodificados

Info

Publication number
ES471506A1
ES471506A1 ES471506A ES471506A ES471506A1 ES 471506 A1 ES471506 A1 ES 471506A1 ES 471506 A ES471506 A ES 471506A ES 471506 A ES471506 A ES 471506A ES 471506 A1 ES471506 A1 ES 471506A1
Authority
ES
Spain
Prior art keywords
preparation
polyisocyanates
polyuret
polyurethanes
production
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
ES471506A
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.)
Bayer AG
Original Assignee
Bayer AG
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 Bayer AG filed Critical Bayer AG
Publication of ES471506A1 publication Critical patent/ES471506A1/es
Expired legal-status Critical Current

Links

Classifications

    • 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
    • C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
    • C08G18/72—Polyisocyanates or polyisothiocyanates
    • C08G18/80—Masked polyisocyanates
    • C08G18/8061—Masked polyisocyanates masked with compounds having only one group containing active hydrogen
    • C08G18/807—Masked polyisocyanates masked with compounds having only one group containing active hydrogen with nitrogen containing compounds
    • C08G18/808—Monoamines
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C273/00—Preparation of urea or its derivatives, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups
    • C07C273/18—Preparation of urea or its derivatives, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups of substituted ureas
    • C07C273/1809—Preparation of urea or its derivatives, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups of substituted ureas with formation of the N-C(O)-N moiety
    • C07C273/1818—Preparation of urea or its derivatives, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups of substituted ureas with formation of the N-C(O)-N moiety from -N=C=O and XNR'R"
    • C07C273/1827—X being H
    • C—CHEMISTRY; METALLURGY
    • C07—ORGANIC CHEMISTRY
    • C07C—ACYCLIC OR CARBOCYCLIC COMPOUNDS
    • C07C275/00—Derivatives of urea, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups
    • C07C275/46—Derivatives of urea, i.e. compounds containing any of the groups, the nitrogen atoms not being part of nitro or nitroso groups containing any of the groups, X being a hetero atom, Y being any atom, e.g. acylureas
    • C07C275/58—Y being a hetero atom
    • C07C275/62—Y being a nitrogen atom, e.g. biuret
    • 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
    • C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
    • C08G18/72—Polyisocyanates or polyisothiocyanates
    • C08G18/77—Polyisocyanates or polyisothiocyanates having heteroatoms in addition to the isocyanate or isothiocyanate nitrogen and oxygen or sulfur
    • C08G18/78—Nitrogen
    • C08G18/7806—Nitrogen containing -N-C=0 groups
    • C08G18/7818—Nitrogen containing -N-C=0 groups containing ureum or ureum derivative groups

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Polyurethanes Or Polyureas (AREA)
  • Organic Low-Molecular-Weight Compounds And Preparation Thereof (AREA)

Abstract

Procedimiento para la obtención de poliisocianatos orgánicos modificados, conteniendo grupos triuret o poliuret superiores, caracterizado porque monoaminas primarias o secundarias se hacen reaccionar con cantidades en exceso de diisocianatos orgánicos bajo desarrollo de grupos triuret o grupos poliuret superiores y bajo incorporación del resto de la amina, indiferente con respecto a la reacción, en el producto del procedimiento.
ES471506A 1977-07-06 1978-07-06 Procedimiento para la obtencion de poliisocianatos organicosmodificados Expired ES471506A1 (es)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19772730513 DE2730513A1 (de) 1977-07-06 1977-07-06 Verfahren zur herstellung von modifizierten polyisocyanaten

Publications (1)

Publication Number Publication Date
ES471506A1 true ES471506A1 (es) 1979-01-16

Family

ID=6013279

Family Applications (1)

Application Number Title Priority Date Filing Date
ES471506A Expired ES471506A1 (es) 1977-07-06 1978-07-06 Procedimiento para la obtencion de poliisocianatos organicosmodificados

Country Status (7)

Country Link
US (1) US4220749A (es)
EP (1) EP0000348B1 (es)
JP (1) JPS5414922A (es)
DE (2) DE2730513A1 (es)
ES (1) ES471506A1 (es)
IT (1) IT7850153A0 (es)
NZ (1) NZ187758A (es)

Families Citing this family (31)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2856864A1 (de) * 1978-12-30 1980-07-24 Bayer Ag Neue polyisocyanate, ein verfahren zu ihrer herstellung und ihre verwendung
DE2856826A1 (de) * 1978-12-30 1980-07-17 Bayer Ag Verfahren zur herstellung von biuret- und/oder hoehere polyuretgruppen aufweisenden polyisecyanaten, die nach diesem verfahren erhaeltlichen verbindungen, sowie ihre verwendung als aufbaukomponente bei der herstellung von polyurethankunststoffen
DE4405042A1 (de) * 1994-02-17 1995-08-24 Herberts Gmbh Verfahren zur Herstellung von blockierten Isocyanaten, die erhaltenen blockierten Isocyanate und deren Verwendung
US5489704A (en) 1994-08-29 1996-02-06 Bayer Corporation Polyisocyanate/polyamine mixtures and their use for the production of polyurea coatings
US5523376A (en) 1994-12-21 1996-06-04 Bayer Corporation Coating compositions based on aldimines and polyisocyanates containing uretdione groups
US5561200A (en) 1995-05-23 1996-10-01 Bayer Corporation Blocked polyisocyanates with improved thermal stability
DE10025301A1 (de) * 2000-05-22 2001-11-29 Bayer Ag Verfahren zur Herstellung von Polyisocyanaten mit Biuretstruktur
US6852905B2 (en) 2001-11-15 2005-02-08 Paragon Trade Brands, Inc. Fluid handling layers made from foam and absorbent articles containing same
US20050137322A1 (en) * 2003-12-17 2005-06-23 Roesler Richard R. Silane modified two-component polyurethane coating
US20050137374A1 (en) * 2003-12-17 2005-06-23 Roesler Richard R. Two-component water-borne adhesive
US20050158131A1 (en) 2004-01-20 2005-07-21 Markusch Peter H. Geotextile/polyurethane composites based on blocked isocyanate compositions
US20050277732A1 (en) * 2004-06-14 2005-12-15 Yu Poli C Two-component coating composition
US20050288430A1 (en) * 2004-06-25 2005-12-29 Gindin Lyubov K Polyurethane dispersions with high acid content
US20050288431A1 (en) * 2004-06-25 2005-12-29 Gindin Lyubov K Polyurethane dispersion prepared from a high acid functional polyester
US20060014890A1 (en) * 2004-07-14 2006-01-19 Zielinski David P Polyisocyanates with improved compatibility with high hydroxyl content polyols
US20060011295A1 (en) * 2004-07-14 2006-01-19 Karsten Danielmeier Aspartic ester functional compounds
US20060089481A1 (en) * 2004-10-21 2006-04-27 Roesler Richard R Blocked biuretized isocyanates
US20060089480A1 (en) * 2004-10-21 2006-04-27 Roesler Richard R Biuretized isocyanates and blocked biuretized isocyanates
US7371807B2 (en) * 2004-10-21 2008-05-13 Bayer Materialscience Llc Blocked biuretized isocyanates
US20090131581A1 (en) * 2007-11-19 2009-05-21 Wylie Amy S Aqueous, stain-resistant coating compositions
US20090176907A1 (en) 2008-01-08 2009-07-09 Ramesh Subramanian Direct-to-metal radiation curable compositions
US20120003454A1 (en) 2009-01-14 2012-01-05 Bayer Materialscience Llc Long-fiber thermoset composite with low orange peel
US20110045219A1 (en) * 2009-08-18 2011-02-24 Bayer Materialscience Llc Coating compositions for glass substrates
CN102482252B (zh) 2009-09-26 2014-07-16 赛格提斯公司 氧代羧酸缩酮与三羟甲基化合物的缩酮内酯和立体特异性加成物、含有这些化合物的聚合物，以及其制造方法和用途
TWI418373B (zh) * 2009-12-01 2013-12-11 Far Eastern New Century Corp 抗血小板貼附材料
US9080074B2 (en) 2010-03-19 2015-07-14 Bayer Materialscience Llc Low temperature curing polyuretdione compositions
US8343601B1 (en) 2011-07-06 2013-01-01 Bayer Materialscience Llc Waterborne polyurethane coating compositions
EP2729545B1 (en) 2011-07-06 2019-09-04 Covestro LLC Free radical curable waterborne glass coating compositions
US8354151B1 (en) 2011-07-06 2013-01-15 Bayer Materialscience Llc Waterborne polyurethane coating compositions
US20140199491A1 (en) 2013-01-15 2014-07-17 Allnex Ip S.À.R.L. One-component, dual-cure conformal coating compositions
CN113698572B (zh) * 2021-09-15 2023-12-19 万华化学（宁波）有限公司 一种多异氰酸酯组合物和制备方法及应用

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE1227003B (de) * 1962-11-29 1966-10-20 Bayer Ag Verfahren zur Herstellung von Polyisocyanaten mit Carbamylbiuret-Struktur
DE1174759B (de) * 1963-02-08 1964-07-30 Bayer Ag Verfahren zur Herstellung von Polyisocyanaten mit Biuretstruktur
DE1227004B (de) * 1963-04-13 1966-10-20 Bayer Ag Verfahren zur Herstellung von mehr als zweiwertigen Isocyanaten mit Biuretstruktur- bzw. Carbamylbiuretstruktur
DE1720711A1 (de) * 1967-09-18 1971-07-08 Bayer Ag Verfahren zur Herstellung von Polyurethankunststoffen
GB1254574A (en) * 1968-03-15 1971-11-24 Bayer Ag Process for the preparation of isocyanate group-containing compounds
US3862973A (en) * 1970-03-07 1975-01-28 Bayer Ag Process for the preparation of polyisocyanates containing biuret groups
DE2308015B2 (de) * 1973-02-17 1980-07-31 Bayer Ag, 5090 Leverkusen Verfahren zur Herstellung von Polyisocyanaten mit Biuretstruktur

Also Published As

Publication number Publication date
IT7850153A0 (it) 1978-07-04
EP0000348B1 (de) 1980-07-23
EP0000348A1 (de) 1979-01-24
JPS5414922A (en) 1979-02-03
US4220749A (en) 1980-09-02
DE2730513A1 (de) 1979-01-25
DE2860054D1 (en) 1980-11-13
NZ187758A (en) 1979-11-01

Similar Documents

Publication Publication Date Title
ES471506A1 (es) Procedimiento para la obtencion de poliisocianatos organicosmodificados
ES470460A1 (es) Procedimiento para la obtencion de poliisocianatos de alofa-nato
ES450852A1 (es) Procedimiento para la carbodiimidacion parcial de los gruposisocianato de mono yno poliisocianatos.
ES479767A1 (es) Procedimiento continuo para la obtencion de poliuretanos termoplasticos.
IE40627B1 (en) Process for the production of foam plastics
ES453056A1 (es) Procedimiento para la obtencion de mezclas de poliisocianto con grupos de isocianatos bloqueados.
IE41123B1 (en) A process for the production of polyurethane foams
IE810241L (en) Polyurethanes
ES8106885A1 (es) Procedimiento para la obtencion de uretanos n,o-disustitui- dos
BR8402217A (pt) Processo para a preparacao de pre-polimeros de poliuretano com grupos isocianato terminais,composicoes a base de tais pre-polimeros,utilizaveis para a producao de espumas de poliuretano de componente unico endureciveis em condicoes de umidade e aplicacao de tais pre-polimeros
DE2966876D1 (en) Modified diisocyanate compositions and polyurethanes thereof
ES8104208A1 (es) Procedimiento para la obtencion de diisocianatos y mezclas de diisocianatos de la serie difemilmetano
ES8305677A1 (es) Procedimiento para la obtencion de poliaminas primarias.
ES417294A1 (es) Procedimiento de obtencion de mezclas de poliuretanos y de materias proteinicas.
ES459657A1 (es) Procedimiento para la obtencion de oligouretanos.
ES429142A1 (es) Mejoras introducidas en un procedimiento para la preparacionde un poli-isocianato de biuret.
ES353359A1 (es) Procedimiento para la obtencion de catalizadores a base de compuestos que contienen estano estannoso.
ES463944A1 (es) Procedimiento para la obtencion de mezclas de poliisociana- tos.
DE3167381D1 (en) Thermosetting moulding compounds, process for their production and their use in a process for preparing moulded articles
JPS6425752A (en) Manufacture of aromatic diurethane and/or aromatic polyurethane
IE39551B1 (en) New polyisocyanates and a process for their production
EP0152861A3 (de) Verfahren zur Herstellung von urethanmodifizierten Polyisocyanat-Zubereitungen und ihre Verwendung bei der Herstellung von Polyurethankunststoffen oder von Polyisocyanatkunststoffen
NL142708B (nl) Werkwijze voor de bereiding van voorpolymeren van polyurethanen met isocyanaateindgroepen door reactie van een polyhydroxypolyether met een polyisocyanaat, alsmede voorwerpen, geheel of gedeeltelijk verkregen uit materiaal bereid onder toepassing van deze werkwijze.
ES8609393A1 (es) Procedimiento para la obtencion de cuerpos conformados de poliuretan-poliurea
DE3160111D1 (en) Diisocyanates or mixtures of diisocyanates of the diphenylmethane class, processes for their preparation, as well as their use as synthesis components in the manufacture of polyurethanes by the isocyanate-polyaddition process