| abstract |
The invention relates to novel color-formed cellulosic bodies, especially fibers or films, comprising a dye containing heavy metals and which, according to the cited thermostability test, decreases the temperature increase of a cellulose solution in a tertiary amine oxide, in a maximum of 10 ° C, in particular, in a maximum of 5 ° C; The bodies formed of the invention can be produced according to the amine oxide method. |