At last, the new trends of polycarboxylic acids as durable press finishing agents were also mentioned.
Wet steaming process can be applied to pretreatment, dyeing and durable press finish.
At present, Di-Methylol Di-Hydroxy Ethylene Urea(DMDHEU, 2D resin for short) is the major durable press finishing agent.
The polymer of maleic acid(PMA) was first prepared by water phase polymerization with maleic anhy_dride, and then esterified with citric acid(CA) to form PMA/ CA durable press finishing agent.
In this paper, a thermal-reactive polyurethane (PU) is used for a silk fabric just as a durable press finishing agent.
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