申请人:UPM-KYMMENE CORPORATION
公开号:US20210214510A1
公开(公告)日:2021-07-15
A nanofibrillar cellulose hydrogel is disclosed. The nanofibrillar cellulose hydrogel may comprise azido-modified nanofibrillar cellulose having a substituent represented by the formula —O—(CH
2
)
n
—S(O)
m
-L
1
-N
3
, wherein n is in the range of 1 to 10; m is 0 or 1; and L
1
is a linker; wherein the substituent is attached to a carbon of one or more glucosyl units of the azido-modified nanofibrillar cellulose, thus forming an ether bond to the carbon.