Urea catalyst for preparation of sucrose polyols useful for rigid polyurethane foams

Catalytic quantities of urea are used in the alkoxylation of aqueous sucrose to prepare low color polyols useful in rigid polyurethane foams.

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Bibliographic Details
Main Authors BRENNAN, MICHAEL E, KLEIN, HOWARD P
Format Patent
LanguageEnglish
French
German
Published 01.06.1988
Subjects
CHEMISTRY
COMPOSITIONS BASED THEREON
DERIVATIVES THEREOF
MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONSONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
METALLURGY
NUCLEIC ACIDS
NUCLEOSIDES
NUCLEOTIDES
ORGANIC CHEMISTRY
ORGANIC MACROMOLECULAR COMPOUNDS
SUGARS
THEIR PREPARATION OR CHEMICAL WORKING-UP
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Summary:Catalytic quantities of urea are used in the alkoxylation of aqueous sucrose to prepare low color polyols useful in rigid polyurethane foams.
Bibliography:Application Number: EP19870309571