look at the list of fabrics that are woven into the multifiber
fabric. which do you suspect will be the most difficult to dye?
which do you suspect will absorb the dyes in a similar way?
why?
Answer
Answer Dacron (Polyester) О-С O_CH2CH Dacron Dacron(Polyester) fibers are hydrophobic and have high degree of crystallinity. Therefore, it is extremely difficult for the normal dye to penetrate Dacron. However, disperse dye can be used to dye Dacron and are usually done at a high temperature