Cov txheej txheem ntau lawm
1.Txoj kev tawm tsam: Cellulose reacts nrog acetic anhydride rau daim ntawv cellulose acetate.
2.Dissolution thiab spinning: cellulose acetate yog yaj nyob rau hauv acetone thiab extruded rau hauv filaments los ntawm ib tug spinneret.
3.Qhov kev tsim: Ntau lub filaments yog sib sau ua ke rau hauv bundles, thiab kev sib tw yog txhim kho los ntawm cov txheej txheem xws li ncab thiab curling.
4.Txoj thiab ntim khoom: txiav rau hauv qhov ntev ntev raws li cov kev xav tau thiab ntim cov khoom tiav.