PRODUCTION OF RIGID POLYURETHANE FOAM

What are described are (a) a composition suitable for production of rigid polyurethane foam, comprising at least one isocyanate component, a polyol component, optionally a catalyst that catalyses the formation of a urethane or isocyanurate bond, optionally blowing agents, where the composition additionally comprises polyalkylsiloxane (PAS) containing no polyether modification, and polyether-modified siloxane, (b) a process for producing rigid polyurethane foam using polyalkylsiloxanes and polyether-modified siloxane, (c) the rigid polyurethane foam Thus obtainable and (d) the use thereof. 1. A composition for production of rigid polyurethane foam , the composition comprising at least one isocyanate component , a polyol component , optionally a catalyst that catalyses the formation of a urethane or isocyanurate bond , optionally blowing agents , where the composition additionally comprises polyalkylsiloxane containing no polyether modification , and polyether-modified siloxane.2. The composition according to claim 1 , wherein the polyalkylsiloxanes contain less than 20 silicon atoms.3. The composition according to claim 1 , wherein the polyalkylsiloxanes are used in combination with polyether-modified siloxanes in a mass ratio of from 1:5 to 1:200.4. The composition according to claim 1 , wherein the proportion by mass of the total amount of polyalkylsiloxanes and polyether-modified siloxanes claim 1 , based on 100 parts by mass of polyol component claim 1 , is from 0.1 to 10 pphp.6. The composition according to claim 5 , wherein{'br': None, 'c+d>0.5.'}7. The composition according to claim 5 , wherein{'br': None, 'd=0 and c>0.5.'}8. The composition according to claim 5 , wherein{'br': None, 'c+d<0.5.'}11. The process for producing rigid polyurethane foam by reacting one or more polyol components with one or more isocyanate components claim 1 , wherein the reaction is effected in the presence of polyalkylsiloxanes containing no polyether modification claim 1 , and ...

Fire resistant insulated building panels utilizing intumescent coatings

This invention relates to an improvement in a process for producing a composite insulating panel comprised of at least one metal facer having an interior face and an exterior face and a foam core facing the interior face of at least one metal facer and to the resulting composite insulating panel. The improvement in the process for producing the composite insulating panel and improving the fire resistance thereof resides in the steps which comprise: applying an ultrathin intumescent coating composition to the exterior face of said metal facer in an amount to provide a coating thickness of 130 microns or less; and, subsequently providing said foam core facing the interior face of said metal facer.

PRODUCTION OF RIGID POLYURETHANE FOAM

What are described are (a) a composition suitable for production of rigid polyurethane foam, comprising at least one isocyanate component, a polyol component, optionally a catalyst that catalyses the formation of a urethane or isocyanurate bond, optionally blowing agents, where the composition additionally comprises hydrocarbons HC, polyether-modified siloxane and optional polyalkylsiloxane, (b) a process for producing rigid polyurethane foam using hydrocarbons HC, polyether-modified siloxane and optional polyalkylsiloxanes, (c) the rigid polyurethane foam thus obtainable and (d) the use thereof. 1. A composition for production of rigid polyurethane foam , the composition comprising at least one isocyanate component , a polyol component , optionally a catalyst that catalyses the formation of a urethane or isocyanurate bond , optionally blowing agents , where the composition additionally comprises hydrocarbons HC that have boiling points at standard pressure of >100° C. , and polyether-modified siloxane.2. The composition according to claim 1 , wherein the hydrocarbons have 10 to 24 carbon atoms.3. The composition according to claim 1 , wherein the hydrocarbons are used in combination with polyether-modified siloxanes in a mass ratio of 1:5 to 1:200.4. The composition according to claim 1 , wherein the composition further comprises polyalkylsiloxanes claim 1 , where the polyalkylsiloxanes contain preferably less than 20 silicon atoms claim 1 ,and where the polyalkylsiloxanes in relation to the polyether-modified siloxane are preferably used in a mass ratio of 1:5 to 1:200.5. The composition according to claim 1 , wherein the proportion by mass of the total amount of hydrocarbons claim 1 , polyether-modified siloxanes and optional polyalkylsiloxanes claim 1 , based on 100 parts by mass of polyol component claim 1 , is from 0.1 to 10 pphp.6. The composition according to claim 4 , wherein the polyalkylsiloxanes conform to the formula 1:{'br': None, 'sub': a', 'b', 'c', ...

PRODUCTION OF RIGID POLYURETHANE FOAM

What is described is a composition for production of rigid polyurethane foam, comprising at least one isocyanate component, a polyol component, optionally a foam stabilizer, optionally blowing agent, wherein the composition contains at least one catalyst that catalyses the formation of a urethane or isocyanurate bond, wherein the catalyst comprises salts of amino acid derivatives. 1. A composition for production of rigid polyurethane foam , comprising at least one isocyanate component , a polyol component , optionally a foam stabilizer , optionally blowing agent ,wherein the composition contains at least one catalyst that catalyses the formation of a urethane or isocyanurate bond,wherein the catalyst comprises salts of amino acid derivatives.2. The composition according to claim 1 , wherein the amino acid derivatives are obtainable by reacting amino acids and aromatic carboxylic acids claim 1 , aromatic carboxylic esters claim 1 , aromatic carbonyl halides and/or aromatic carboxylic anhydrides.4. The composition according to claim 3 , wherein Ris phenyl or alkylphenyl claim 3 , or is a radical that derives from phthalic acid claim 3 , isophthalic acid claim 3 , terephthalic acid or pyromellitic acid.6. The composition according to claim 1 , wherein the total proportion by mass of salts of amino acid derivatives present claim 1 , based on the resulting polyurethane foam claim 1 , is from 0.01% to 10% by weight.7. A process for producing rigid polyurethane foam claim 1 , by reacting one or more polyol components with one or more isocyanate components claim 1 , characterized in that the reaction is effected in the presence of a catalyst that catalyses the formation of a urethane or isocyanurate bond claim 1 ,{'claim-ref': {'@idref': 'CLM-00001', 'claim 1'}, 'wherein the catalyst comprises salts of amino acid derivatives that preferably conform to the specifications of .'}8. The process according to claim 7 , wherein the salts of amino acid derivatives are supplied to ...

Preparation of polyurethane foam

Beschrieben werden (a) eine Zusammensetzung, geeignet zur Herstellung von Polyurethanhartschaum, umfassend zumindest eine Isocyanat-Komponente, eine Polyolkomponente, optional einen Katalysator, der die Ausbildung einer Urethan- oder Isocyanurat-Bindung katalysiert, optional Treibmittel, wobei die Zusammensetzung zusätzlich Kohlenwasserstoffe KWS, Polyether-modifiziertes Siloxan sowie optionales Polyalkyl-Siloxan umfasst, (b) ein Verfahren zur Herstellung von Polyurethanhartschaum unter Einsatz von Kohlenwasserstoffen KWS, Polyether-modifiziertem Siloxan sowie optionale Polyalkyl-Siloxanen, (c) der so erhältliche Polyurethanhartschaumstoff und (d) dessen Verwendung. Described are (a) a composition suitable for producing rigid polyurethane foam, comprising at least one isocyanate component, a polyol component, optionally a catalyst which catalyzes the formation of a urethane or isocyanurate bond, optionally blowing agents, the composition additionally comprising hydrocarbons KWS, Polyether-modified siloxane and optional polyalkyl siloxane comprises (b) a process for the production of rigid polyurethane foam using hydrocarbons KWS, polyether-modified siloxane and optional polyalkyl siloxanes, (c) the rigid polyurethane foam thus obtainable and (d) its use.

Production of rigid polyurethane foam

The invention relates to (a) a composition suitable for producing rigid polyurethane foam, comprising at least one isocyanate component, a polyol component, optionally a catalyst that catalyzes the forming of a urethane or isocyanurate bond, and optionally a blowing agent, the composition additionally comprising polyalkyl siloxane (PAS) that is not polyether-modified, and polyether-modified siloxane, (b) to a method for producing rigid polyurethane foam by using polyalkyl siloxanes and polyether-modified siloxanes, (c) to the rigid polyurethane foam thereby obtained, and (d) to the use thereof.

Preparation of polyurethane rigid foam

Beschrieben wird eine Zusammensetzung zur Herstellung von Polyurethanhartschaum, umfassend zumindest eine Isocyanat-Komponente, eine Polyolkomponente, optional einen Schaumstabilsator, optional Treibmittel,wobei die Zusammensetzung mindestens einen Katalysator, der die Ausbildung einer Urethan- oder Isocyanurat-Bindung katalysiert, enthält,wobei der Katalysator Salze von Aminosäure-Derivaten umfasst. A composition for the production of rigid polyurethane foam is described, comprising at least one isocyanate component, a polyol component, optionally a foam stabilizer, optionally blowing agent, the composition containing at least one catalyst which catalyzes the formation of a urethane or isocyanurate bond, the catalyst Includes salts of amino acid derivatives.

Production of hard polyurethane or polyisocyanurate foam

The invention relates to a composition for producing hard polyurethane or polyisocyanurate foam, comprising at least one isocyanate component, a polyol component, optionally a foam stabilizer, and optionally blowing agents, wherein the composition contains at least one catalyst that catalyzes the formation of a urethane or isocyanurate bond, said catalyst comprising zinc salts and/or a zinc-containing preparation.

Production of rigid polyurethane foam

The invention relates to (a) a composition suitable for producing rigid polyurethane foam, comprising at least one isocyanate component, a polyol component, optionally a catalyst that catalyzes the forming of a urethane or isocyanurate bond, and optionally a blowing agent, the composition additionally comprising hydrocarbons, polyether-modified siloxane and optionally polyalkyl siloxane, (b) to a method for producing rigid polyurethane foam by using hydrocarbons, polyether-modified siloxane and optionally polyalkyl siloxanes, (c) to the rigid polyurethane foam thereby obtained, and (d) to the use thereof.

Production of rigid polyurethane foam

The invention relates to a composition for producing rigid polyurethane foam, comprising at least an isocyanate component, a polyol component, optionally a foam stabilizer, and optionally blowing agents, the composition containing at least one catalyst that catalyzes the formation of a urethane or isocyanurate bond, and the catalyst comprising salts of amino acid derivatives.

Fire resistant insulated building panels comprising an intumescent coating

This invention relates to an improvement in a process for producing a composite insulating panel comprised of at least one metal facer (4) having an interior face and an exterior face and a foam core (6) facing the interior face of at least one metal facer and to the resulting composite insulating panel. The improvement in the process for producing the composite insulating panel and improving the fire resistance thereof resides in the steps which comprise: applying an ultrathin intumescent coating composition (10) to the exterior face of said metal facer in an amount to provide a coating thickness of 130 microns or less; and, subsequently providing said foam core facing the interior face of said metal facer.

Production of rigid polyurethane foam

The invention relates to (a) a composition suitable for producing rigid polyurethane foam, comprising at least one isocyanate component, a polyol component, optionally a catalyst that catalyzes the forming of a urethane or isocyanurate bond, and optionally a blowing agent, the composition additionally comprising hydrocarbons, polyether-modified siloxane and optionally polyalkyl siloxane, (b) to a method for producing rigid polyurethane foam by using hydrocarbons, polyether-modified siloxane and optionally polyalkyl siloxanes, (c) to the rigid polyurethane foam thereby obtained, and (d) to the use thereof.

Herstellung von polyurethan- oder polyisocyanurat-hartschaumstoff

Beschrieben wird eine Zusammensetzung zur Herstellung von Polyurethan- oder Polyisocyanurat-Hartschaumstoff, umfassend zumindest eine Isocyanat-Komponente, eine Polyolkomponente, optional einen Schaumstabilsator, optional Treibmittel, wobei die Zusammensetzung mindestens einen Katalysator, der die Ausbildung einer Urethan- oder Isocyanurat-Bindung katalysiert, enthält, wobei dieser Katalysator Zinksalze und/oder eine Zink-haltige Zubereitung umfasst.

Herstellung von polyurethanschaum

Beschrieben werden (a) eine Zusammensetzung, geeignet zur Herstellung von Polyurethanschaum, umfassend zumindest eine Polyisocyanat-Komponente, eine Polyol-Komponente, optional einen Katalysator, der die Ausbildung einer Urethan- oder Isocyanurat-Bindung katalysiert, optional Treibmittel, wobei die Zusammensetzung zusätzlich Kohlenwasserstoffe KWS, Si-freies Surfactant sowie optionales Polyalkyl-Siloxan umfasst, (b) ein Verfahren zur Herstellung von Polyurethanschaum unter Einsatz von Kohlenwasserstoffen KWS, Si-freiem Surfactant sowie optionale Polyalkyl-Siloxanen, (c) der so erhältliche Polyurethanschaumstoff und (d) dessen Verwendung.

Production of hard polyurethane or polyisocyanurate foam

A composition for production of rigid polyurethane or polyisocyanurate foam contains at least an isocyanate component, a polyol component, optionally a foam stabilizer, optionally a blowing agent, and at least one catalyst that catalyzes the formation of a urethane or isocyanurate bond. The catalyst contains zinc salts and/or a zinc-containing formulation.

Produccion de poliuretano rigido o espuma de poliisocianurato.

Lo que se describe es una composición para la producción de poliuretano rígido o espuma de poliisocianurato, que comprende al menos un componente de isocianato, un componente de poliol, opcionalmente un estabilizador de espuma, opcionalmente un agente de soplado, donde la composición contiene al menos un catalizador que cataliza la formación de un enlace de uretano o isocianurato, donde el catalizador comprende sales de zinc y/o una formulación que contiene zinc.

Herstellung von polyurethanhartschaum

Herstellung von polyurethanhartschaum

Trimerisationskatalysatoren zum Herstellen von Polyisocyanurat-Schäumen

Trimerization catalysts for making polyisocyanurate foams

Produccion de espuma rigida de poliuretano.

Lo que se describe son (a) una composición adecuada para la producción de espuma rígida de poliuretano, que comprende al menos un componente isocianato, un componente poliol, opcionalmente un catalizador que cataliza la formación de un enlace uretano o isocianurato, opcionalmente agentes de soplado, en donde la composición comprende además hidrocarburos HC, siloxano modificado con poliéter y polialquilsiloxano opcional, (b) un proceso para producir espuma rígida de poliuretano utilizando hidrocarburos HC, siloxano modificado con poliéter y polialquilsiloxanos opcionales, (c) la espuma rígida de poliuretano así obtenible y (d) el uso de la misma.

Standžiųjų poliuretano putų gamyba

Kovan polyuretaanivaahtomuovin valmistus

Fremstilling af polyurethan- hårdskum