11. 2-Vinylpyridine is a co-monomer for acrylic fibers . 12. Monsanto's recent focus on specialty chemical-based products such as acrylic fibers used in carpet is especially timely. 13. Modacrylic and acrylic fibers are similar in composition and at one time were in the same category. 14. However, since their light resistance is significantly better on acrylic fibers , these dyes have experienced a renaissance. 15. The acrylic fibers business had sales of between $ 130 million and $ 140 million last year, Shah said. 16. Modacrylic is a modified acrylic fiber that contains at least 35 % and at most 85 % acrylonitrile monomer. 17. Acrylonitrile is the main material for a kind of resin used in acrylic fibers and the interiors of vehicles. 18. However, acrylic fibers that are blended with wool or soiled may be eaten as a consequence of having blended fibers. 19. The company found a way to get acrylic fibers to absorb a slow-release chemical that stops the fungus from reproducing. 20. Basic dyes are water-soluble cationic dyes that are mainly applied to acrylic fibers , but find some use for wool and silk.