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:
Nov. 17, 2020
Filed:
Jan. 14, 2019
Hefei Jiu Yan Medicine Technology Development Co., Ltd., Anhui, CN;
Abstract
The invention discloses an application of hydroxypropyl methyl cellulose in preparation of medicines for treating esophageal mucosa. The invention discloses a hydroxypropyl methyl cellulose-containing composition which comprises the following ingredients: 1-28 weight parts of hydroxypropyl methyl cellulose and 1000 weight parts of purified water. A preparation method includes steps of adding the hydroxypropyl methyl cellulose, by stirring, into the purified water in an amount which accounts for 40% of the total amount of water used to obtain a mixed material, continuously stirring the mixed material until the mixed material is completely swelling and turning into a transparent solution, adding the remaining purified water to obtain a mixture, and stirring the mixture to obtain the hydroxypropyl methyl cellulose-containing composition. The hydroxypropyl methyl cellulose and the hydroxypropyl methyl cellulose-containing composition-contained composition in the invention generate a membrane in esophagus, and the generated membrane has adhesion and therefore works continuously.