Production of polyurethane foam
AssigneeEvonik Operations GmbH
InventorsMartin GLOS, Jobst GRIMMINGER, Michael FERENZ, Torsten METZ
Life of this patent
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Abstract
What are described are (a) a composition suitable for production of polyurethane foam, comprising at least one polyisocyanate 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, Si-free surfactant and optional polyalkylsiloxane, (b) a process for producing polyurethane foam using hydrocarbons HC, Si-free surfactant and optional polyalkylsiloxanes, (c) the polyurethane foam thus obtainable and (d) the use thereof.
Claims21
1-15. (canceled)
A composition for producing a polyurethane foam, comprising:
- a) at least one polyisocyanate component;
- b) a polyol component;
- c) optionally, a catalyst that catalyses the formation of a urethane or isocyanurate bond;
- d) optionally a blowing agent;
- wherein the composition additionally comprises hydrocarbons that have boiling points at a standard pressure of >100° C., and an Si-free (silicon-free) surfactant.
Dependencies are inferred from the claim text.