1
Jean Fran cedilla ois Revol, Donat L Godbout, Derek G Gray: Solidified liquid crystals of cellulose with optically variable properties. Pulp and Paper Research Institute of Canada, Swabey Ogilvy Renault, May 13, 1997: US05629055 (103 worldwide citation)

Solid films with novel optical properties are produced from colloidal suspensions of cellulose crystallites; the colloidal suspensions are prepared by acid hydrolysis of crystalline cellulose under carefully controlled conditions; the solid materials possess a helicoidal arrangement of the constitue ...


2
Rene Heymes, Andre Lutz: 3-Acetoxymethyl-7-(iminoacetamido)-cephalosporanic acid derivatives. Roussel Uclaf, Hammond & Littell, May 1, 1979: US04152432 (72 worldwide citation)

Compounds of the formula ##STR1## wherein R is selected from the group consisting of hydrogen and groups easily removable by acid hydrolysis or hydrogenolysis, R' is selected from the group consisting of hydrogen, alkyl of 1 to 4 carbon atoms, alkenyl and alkynyl of 2 to 4 carbon atoms and groups ea ...


3
Charles K Lombard: Process for the production of organic products from diverse biomass sources. Waste Energy Integrated Systems, Beyer Weaver & Thomas, June 25, 2002: US06409841 (69 worldwide citation)

Disclosed are processes and systems for the production of useful organic product from diverse lignocellulose-containing biomass having increased yield and efficiency over existing processes. In particular, the present invention integrates dilute acid hydrolysis and alkaline delignification technique ...


4
Quang A Nguyen, Fred A Keller, Melvin P Tucker: Ethanol production with dilute acid hydrolysis using partially dried lignocellulosics. Midwest Research Institute, Paul J White, December 9, 2003: US06660506 (68 worldwide citation)

A process of converting lignocellulosic biomass to ethanol, comprising hydrolyzing lignocellulosic materials by subjecting dried lignocellulosic material in a reactor to a catalyst comprised of a dilute solution of a strong acid and a metal salt to lower the activation energy (i.e., the temperature) ...


5
Donald L Brelsford: Bei hydrolysis process system an improved process for the continuous hydrolysis saccharification of ligno-cellulosics in a two-stage plug-flow-reactor system. May 2, 1995: US05411594 (65 worldwide citation)

An improved two-stage dilute-acid hydrolysis process and apparatus the continuous saccharification of ligno-cellulosic biomass, or other cellulosic material feedstocks, with higher efficiency and better economics than known art, is disclosed. It comprises two double-tube heat-exchanger and plug-flow ...


6
Michael I Sherman, Carl L Elmore: Acid hydrolysis of biomass for alcohol production. Kamyr, Nixon & Vanderhye, September 16, 1986: US04612286 (64 worldwide citation)

A method of treating biomass having fermentable material is provided utilizing acid hydrolysis in a countercurrent diffusion treatment structure. By practicing the invention acid usage is minimized, pentose concentration in the hydrolysate solution is maximized, and ethanol, butanol, butanediol, and ...


7
Donald Norman Schulz, Adel Farhan Halasa: Protected amino-functional initiators and amino-terminated polymers and their production. The Firestone Tire & Rubber Company, March 29, 1977: US04015061 (55 worldwide citation)

N,N-bis(trialkylsilyl) amino-terminated polymers are prepared by treating p-lithio-N,N-bis(trialkylsilyl) aryl amine with a diene monomer and the resulting polymers are converted to a mono- or di- primary aryl amine-ended diene polymer directly by acid hydrolysis. The amine-ended polymers may be hom ...


8
Kimihiko Takeo, Tetuya Aoyagi, Akimitsu Tamada: Novel excipient and pharmaceutical composition containing the same. FMC Corporation, Charles H Johnson, June 26, 1979: US04159345 (53 worldwide citation)

An excipient for use in manufacture of tablets, capsules, powders, microgranules and granules which consists essentially of a microcrystalline cellulose having an average degree of polymerization of 60 to 375 and obtained through acid hydrolysis or alkaline oxidative degradation of a celulosic subst ...


9
William A Farone, John E Cuzens: Strong acid hydrolysis of cellulosic and hemicellulosic materials. Arkenol, Knobbe Martens Olson & Bear, January 28, 1997: US05597714 (45 worldwide citation)

A economically viable method for producing sugars using concentrated acid hydrolysis of biomass containing cellulose and hemicellulose is disclosed. The cellulose and hemicellulose in the biomass is first decrystallized and then hydrolyzed to produce a hydrolysate containing both sugars and acid. Si ...


10
Mengkui Luo, Vincent A Roscelli, Amar N Neogi: Cellulosic pulp having low degree of polymerization values. Weyerhaeuser Company, Christensen O&apos Connor Johnson Kindness PLLC, March 16, 2004: US06706876 (42 worldwide citation)

The present invention is directed to a pulp useful for making lyocell fibers. The pulp has a degree of polymerization from about 300 to about 1000; an alpha cellulose content of less than about 90% and in one instance can be made in a roll form. The degree of polymerization can be modified by acid h ...



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