China wholesale Optical Brighteners - Fluorescent Brightener BAC-L – Subang
China wholesale Optical Brighteners - Fluorescent Brightener BAC-L – Subang Detail:
Product Details
Name: Fluorescent Brightener BAC-L
C.I.:363
CAS NO.:175203-00-6
Appearance: amber liquid
Performance and Characteristics
1. Suitable for whitening processing of acrylic fabric and diacetate fabric;
2. Suitable for exhaustion dyeing and continuous processing technology;
3. Very stable to chlorous acid and hypochlorous acid compounds;
4. Excellent light fastness and wet fastness characteristics;
5. This product is an acrylic fiber whitening agent, and a very good whiteness effect can be achieved with only a small amount.
Instructions
1. General processing technology of acrylic fiber
Dosage: fluorescent brightener BAC-L 0.2-2.0% o.w.f formic acid or oxalic acid to adjust pH-3.0-4.0
Process: 95-98*Cx30-45 minutes Bath ratio: 1:10-40
2. Acrylic fiber chlorinated bleaching processing technology Dosage: fluorescent whitening agent BAC-L 0.2-2.0% owf sodium nitrate: 1-3g/L formic acid or oxalic acid to adjust pH-3.0-4.0 sodium imidate: 1-2g/L process: 95-98 degrees x 30- 45 minutes bath ratio: 1:10-40
3. Acrylic/wool blended fabric processing technology
A oxygen bleaching process
hydrogen peroxide 35% 10-20 ml/l, sodium pyrophosphate 1-2 g/l Ciba ULTRAVONCN 1-2 g/l, pH 8-9 (ammonia is recommended)
temperature x time: 50-55 degrees x 2-3 hours, bath ratio: 1:10-40
B acrylic whitening process
fluorescent brightener BAC-L 0.5-2% o.w.f, formic acid or oxalic acid to adjust pH-3.0-4.0
temperature x time: 95-98 degrees x 30 minutes, bath ratio: 1:10-40
C wool reduction bleaching and whitening process
Fluorescent brightener BAC-L 0.25-1.0g/L Stabilized sosso 1-3g/L pH 5-6
Temperature x time: 50-60 degrees x 60-120 minutes
Packing
25kg drum
Storage
Store in a cool, dry and ventilated place at room temperature for 24 months, avoid direct sunlight.
Product detail pictures:
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