Huntsman International LLC

Huntsman Corporation Hungary Zrt

Huntsman Petrochemical Corporation

Gabor Felber

Robert A Grigsby, Jr

Attila Gaspar

Heiko Heinrich Humbert

Imre Kordas

Petra Emma Vanderstraeten

Zsolt Gaspar

Robert Allison Grigsby

Jennifer Koch Pratt

Gene Wiltz

Don Ridgway

Ernest L Rister

Robert Alison Grigsby

The invention relates to a primary amine component corresponding to formula I being (RRNR)NRwherein

Blowing catalyst

A method for providing a secondary or tertiary amine with formula (RRNR)NRis provided, wherein The method comprises the steps:

Method for providing a secondary or tertiary amine

Polyurethanes made using compounds of formula A:Q-(R6)-M-(R7)-NR3R4where Q is OH or NRR; M is O or NRwhere Ris Ror H; Ris alkyl or an alkylene alcohol of from 1 to 6 carbons, especially CH, CHCH, or CHCHOH; Ris alkyl or an alkylene alcohol of from 1 to 6 carbons, especially CH, CHCH, or &#x2014;CHCHOH; Ris hydrogen or alkyl of from 1 to 6 carbons, especially H, CHor CHCH; Ris hydrogen; where Ris an alkylene group of from 2 to 5 carbons; and wherein Ris an alkylene group of from 2 to 5 carbons. Illustrative catalysts of this invention include but are not limited to N,N,N'-trimethylbis(aminoethyl)ether, dimethylaminoethoxypropylamine, and (3-aminopropyl)(2-hydroxyethyl)methylamine.

Reactive amine catalysts for polyurethane foam

The present invention relates to a method for recovering N,N,N'-trimethylbisaminoethylether from a mixture with its amide and a method for separating N,N,N&#x2032;-trimethylbisaminoethylether from mixtures comprising tertiary amines or tertiary aminoalkylether as well as a composition comprising a mixture of N,N,N&#x2032;-trimethylbisaminoethylether and a transamidation agent.

Separation of N,N,N'-trimethylbisamino-ethylether from mixtures comprising tertiary amines or tertiary aminoalkylethers

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Veszprem, Hungary

Gabor Felber