Show now how rayon la Is made bitile rayon is made from either cotton unter or wood pulp the raw material Is treated with acids or other chemicals to make it soluble it ll is then dissolved in alcohol and ether or other suitable solvents and after purification is forced through very small openings from which it emerges as fine threads these thesa become solidified by evaporation of the volatile solvents or by passage through gha a setting bath there are tour four principal processes in use but this is a generalized description p tic R all ot of them are derived fro from in the process devised and patented by a french scientist count hilaire chardonnet about the year 1889 |