Phenolic Yellowing Resistant Agent For Nylon 2191 By Ht Fine Chemical Company

With the support of our expert, our company is dedicated Exporter, Manufacturer & Supplier of Phenolic Yellowing Resistant Agent for Nylon 2191 in Qingyuan, Guangdong, China.
Anti yellowing agent
a Main compositiona A Special surfactant derivatives.
a General propertiesa
Appearance: yellow transparent viscous liquid
Ionicity: anionic
pH: 6-8
Stability: stable to acid, electrolytes and mild alkali
Solubility: easily soluble in water
a Product featuresa
Efficiently prevents storage yellowing due to the contact between white or pale nylon fibre and BHT (butylated hydroxytoluene) while BHT occurs in most plastic bags.
a Applicationa
Suitable for padding and exhaust dyeing. It can be used with bleaching agent in same bath or used at 70a after dyeing. It is suggested to add HT-2191 after drain of dyeing bath.
1. Padding:
HT-2191: 20-40 g/L
Citric acid: 2-5 g/L
Pad at room temperature with water retention at 80-85%, and dry at 120-140a .
2. Dipping:
For white shade, HT-2191 can be used in same bath or add at 60-70a , while for other shades, HT-2191 should be added after drain.
HT-2191: 2-4%
Citric acid: 0.5-1.0 g/L
Process at 70a A 20 -30 min, then dry.
a Packaging and storagea
125 kg/ polyethylene drum, 6 months in sealed container at room temperature.
a Notesa
The data contained in this literature are based on our current knowledge and experience. It is imperative that it be tested to determine, to your satisfaction, whether it is suitable for your intended use and application.