Back to results
US 8,575,396 B2Granted
Low-VOC polyamino alcohols
AssigneesAngus Chemical Company, Dow Global Technologies LLC
InventorsIan A. Tomlinson, Asghar A. Peera
Life of this patent
Estimating the term…
Abstract
A method for producing a polyamino-polyalcohol. The method comprises steps of: (a) combining an aminoalcohol of formula (I) with a nitro-diol of formula (II) to produce a nitro amino diol; and (b) contacting the nitro amino diol with a reducing agent capable of reducing aliphatic nitro groups.
Claims3
A compound having formula (III)
- wherein R2 and R3 independently are hydrogen, methyl, ethyl, hydroxymethyl, or R2 and R3 combine with a carbon to which they are attached to form a five-membered or six-membered saturated carbocyclic ring;
- R4 is hydrogen or C1-C4 alkyl;
- R5 is hydrogen, methyl, ethyl or hydroxymethyl;
- R6 is hydrogen, hydroxyethyl, C1-C10 alkyl or —CH2C(R5)(N(R7)2)CH2OH;
- and R7 is hydrogen or methyl.
2 more elements
Dependencies are inferred from the claim text.