公开(公告)号：WO2019238327A1

公开(公告)日：2019-12-19

申请号：PCT/EP2019/062187

申请日：2019-05-13

Applicant: UPM-KYMMENE CORPORATION

Inventor： VUORINEN, Tapani ,  KHANJANI, Pegah ,  MALONEY, Thaddeus ,  CECCHERINI, Sara ,  NUOPPONEN, Markus ,  LUUKKO, Kari

IPC: C08B15/00 ,  C08B15/04 ,  C08J5/04

Abstract: The present application provides a method for preparing nanofibrillar cellulose product, the method comprising providing nanofibrillar cellulose, providing multivalent cations, contacting the nanofibrillar cellulose with the multivalent cations, and allowing reacting for a period of time to obtain cross-linked nanofibrillar cellulose product. The present application also provides a nanofibrillar cellulose product comprising nanofibrillar cellulose and multivalent cations, wherein the nanofibrillar cellulose is crosslinked by the multivalent cations.