Title:
混入物を含むポリマーの精製方法
Document Type and Number:
Japanese Patent JP6662997
Kind Code:
B2
Abstract:
A method for purifying a reclaimed polymer, such as a polymer reclaimed from post-consumer use or post-industrial use, is disclosed. The method involves obtaining the reclaimed polymer and contacting it at an elevated temperature and pressure with a fluid solvent to produce an extracted reclaimed polymer. The extracted reclaimed polymer is dissolved in a solvent at an elevated temperature and pressure to produce a polymer solution. A polymer is then separated from the polymer solution.
Inventors:
John Monclef Rayman
Maggie Gunnersson
Hans Schönemann
Carla Williams
Maggie Gunnersson
Hans Schönemann
Carla Williams
Application Number:
JP2018500340A
Publication Date:
March 11, 2020
Filing Date:
June 23, 2016
Export Citation:
Assignee:
THE PROCTER & GAMBLE COMPANY
International Classes:
C08J11/08; C08J3/11; C08J3/14
Domestic Patent References:
| JP2015508110A | ||||
| JP5500186A | ||||
| JP2003082154A |
Foreign References:
| US5233021 | ||||
| US5198471 |
Attorney, Agent or Firm:
Patent Business Corporation Tani/Abe Patent Office