Thermoplastic polyurethanes comprising polytrimethylene ether soft segments

H Sunkara - US Patent App. 11/294,850, 2007 - Google Patents
US20070129524A1 - Thermoplastic polyurethanes comprising polytrimethylene ether soft
segments - Google Patents US20070129524A1 - Thermoplastic polyurethanes comprising …

Polytrimethylene ether glycol and polytrimethylene ether ester with excellent quality

HB Sunkara, HCH Ng - US Patent 7,323,539, 2008 - Google Patents
(57) ABSTRACT A process is provided comprising contacting 1, 3-pro panediol with a
Suitable polymerization catalyst to produce polytrimethylene ether glycol or random …

Production of biodiesel, cellulosic sugars, and peptides from the simultaneous esterification and alcoholysis/hydrolysis of materials with oil-containing substituents …

WW Berry, MG Tegen, WR Sutterlin - US Patent App. 13/011,117, 2011 - Google Patents
The present invention relates to a method for producing fatty acid alkyl esters as well as
cellulosic simplified sugars, shortened protein polymers, amino acids, or combination …

High crimp bicomponent fibers

JV Kurian, G Fenyvesi, HB Sunkara - US Patent 7,357,985, 2008 - Google Patents
A bicomponent fiber wherein (a) the first component comprises from about 90 to 100 wt.%
poly (trimethylene terephthalate) and (b) the second component is a polymer composition …

Production of biodiesel, cellulosic sugars, and peptides from the simultaneous esterification and alcoholysis/hydrolysis of materials with oil-containing substituents …

WW Berry, MG Tegen, WR Sutterlin - US Patent 7,943,792, 2011 - Google Patents
The present invention relates to a method for producing fatty acid alkyl esters as well as
cellulosic simplified Sugars, short ened protein polymers, amino acids, or combination …

Hydrogenation catalyst and hydrogenation method

GC Komplin, JA Smegal - US Patent 7,335,800, 2008 - Google Patents
The present invention provides a hydrogenation catalyst effective for hydrogenating 3-
hydroxypropionaldehyde to 1, 3-propanediol. The hydrogenation catalyst comprises an α …

Process of making high crimp bicomponent fibers

JV Kurian, G Fenyvesi, HB Sunkara - US Patent 8,758,660, 2014 - Google Patents
The invention is directed to a bicomponent fiber wherein (a) the first component comprises
poly (trimethylene tereph thalate) and (b) the second component is a polymer compo sition …

Process for producing 1, 3-propanediol

AM Baniel, RP Jansen, A Vitner, A Baiada - US Patent 7,056,439, 2006 - Google Patents
Disclosed herein are processes for the recovery of 1, 3-propanediol from an aqueous feed
stream. The present invention involves contacting an aqueous feed stream that comprises …

Purification of chemical 1, 3-propanediol

HB Sunkara, M Seapan, GF Diffendall… - US Patent …, 2006 - Google Patents
Disclosed is a process comprising contacting chemical 1, 3-propanediol with hydrogen in
the presence of a hydrogenation catalyst. Preferably, the chemical 1, 3-propanediol, before …

Production of biodiesel, cellulosic sugars, and peptides from the simultaneous esterification and alcoholysis/hydrolysis of oil-containing materials with cellulosic and …

WW Berry, MG Tegen, SL Hillis - US Patent 8,212,062, 2012 - Google Patents
The present invention relates to a method for producing fatty acid alkyl esters as well as
cellulosic simplified Sugars, short ened protein polymers, amino acids, or combination …