Molding Process
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Poor dyeing fastness of PLA fiber
Fenómeno do problema
After dyeing, the color fastness of PLA fiber is poor, and it fades after washing.
Análise das causas
The force between PLA and dye molecules is weak, and the dye uptake rate and fastness are low.
Solução
Select disperse dyes for high-temperature and high-pressure dyeing; color fixing post-treatment.
Conclusão principal
PLA fiber dyeing is a textile application challenge.
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