Abstract

The present invention relates to a method to dispose plant cellulose materials, in particular to a method for preparing a main hydrolysate by hydrolyzing the plant cellulose materials with concentrated sulfuric acid. The plant cellulose materials are mixed with sulfuric acid in batches, and the main hydrolysate is obtained after hydrolysis. The batch mixing includes …

Legal parties

Party
Inventors (applicants): Peihao Chen
Agents: Shimokaji & Associates P.C. (attorney)

The application was examined by Bijay Saha (USPTO dept. 1732)

Claims

  • 1. A method for preparing a main hydrolysate by hydrolyzing plant cellulose materials with concentrated …
  • 2. The method of claim 1 , wherein the concentration of the sulfuric acid solution …
  • 3. The method of claim 1 , wherein the concentration of the concentrated sulfuric acid …

International priority data

CN: 2007 1 0030294 / Sep. 18, 2007 (national)

Cited documents

Patents

  • Van Draanen et al. US 2002/0148574 A1 / 162/14, Oct. 1, 2002
  • Stein et al. US 3116975 A / 423/448, Jan. 1, 1964
  • WO WO 9640970, Dec. 1, 1996
  • Chatterjee US 3932209 A / 162/157.6, Jan. 1, 1976

Description

Field of the Invention

The present invention relates to a method to dispose plant cellulose materials, and more particularly to a method for preparing main hydrolysate by hydrolyzing the plant cellulose materials with concentrated …

Embodiment 1

Cotton is the most pure cellulose material in the nature, and is unicellular, namely single fibrous plant cellulose material, which contains no hemicellulose, thereby being the standard material for testing. …

Embodiment 2

The present embodiment uses Bolboschoenus planiculmis as the plant cellulose materials, which has been pretreated to remove the hemicellulose and part of lignin, and substantially in the form of single …

More details about Method for Preparing Main Hydrolysate by Hydrolyzing Plant Cellulose Materials With Concentrated Sulfuric Acid

Miscellaneous patent data

The grant publication date is Dec. 10, 2013, similar classification categories are Sugars not otherwise provided for in this class, Settling or flotation, Glucose, Glucose-containing syrups, Evaporating to crystallization, Alkaline reagent followed by precipitant, Hydrolysis of carbohydrates, Fructose, Tubers, Purifying, Lactose, the application publication date is Jul. 29, 2008, the recorded inventor's name is Peihao Chen, originally classified under Cellulose material, the known agent's company is Shimokaji & Associates P.C., the published applicant's name is Chen Peihao, the grant number is 08603251, the claim number 1 is selected as exemplary, was examined by 1732 USPTO department, the examiner - Bijay Saha, the patent particularly claims a method for preparing a main hydrolysate by hydrolyzing plant cellulose…, the patent grant was extended by 597 days, developed by Peihao Chen, the invention is titled Method for Preparing Main Hydrolysate by Hydrolyzing Plant Cellulose Materials With Concentrated Sulfuric Acid, numbered 12/678,735 (application), 11 claims comprise the protection scope.

Invention classification information

The invention is classified under obtained by saccharification of cellulosic materials, Cellulose material.

Patent details
Publication number 08603251
Publication date Dec. 10, 2013
Kind code B2
Application number 12/678,735
Application date Jul. 29, 2008
Application type U
Application series code 12
Int. pub. country WO
Int. pub. number WO2009/036673
Int. publication Mar. 26, 2009
Int. filing country WO
Int. filing PCT/CN2008/071790
Filed internationally Jul. 29, 2008
National stage date Jun. 25, 2010
Extension term 597
National classification 127/37
Total number of claims 11
Exemplary claims 1
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