The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 30, 2020
Filed:
Nov. 14, 2016
Ptt Global Chemical Public Company Limited, Bangkok, TH;
Nopparat Suriyachai, Phayao, TH;
Verawat Champreda, Bangkok, TH;
Navadol Laosiripojana, Bangkok, TH;
PTT GLOBAL CHEMICAL PUBLIC COMPANY LIMITED, Bangkok, TH;
Abstract
This invention aims to develop a process for fractionation of lignocellulosic biomass by contacting lignocellulosic biomass with treatment liquid in close system at temperature not over 200° C. and pressure of 5 to 20 bars, wherein said treatment liquid comprises water-miscible part that comprising formic acid, alcohol, and water and water-immiscible part that comprising alkyl acetate. The lignocellulosic biomass may be selected from rice straw, bagasse, corncobs, corn stem, palm waste, grass, pineapple shell, bamboo, or mixture thereof.