Optical Brightener Agent CPS-D
Main Component: Stilibene derivative
Technical Index:
| Appearance |
dull bluish dispersing liq. |
| Shade |
slightly bluish/purplish |
| Optical Strenghth |
230-260 |
Property and Features:
1. Very high whitening can be obtained with low Conc. of CPS-D. It will develop under high, medium and low temperature. It’s an ideal OBA which can develop under low temperature.
2. It’s suitable for pad-thermosoling, high temperature and high pressure exhaustion, low temperature adsorbtion thermofixing.
3. Can be used in one-bath Alkali and peroxide bleaching for Polyester/Cotton, Polyester/flax
Application Field:
Mainly used in whitening for polyester and its blends under high, medium and low temperature.
Application Process:
1.Pad-thermosol process:
| Dosage: |
0.3~1.5g/l |
| Procedure: |
two disps and two pads(pick-up: 70%)®pre-dry(100°C) ®cure(180-200°C,20-30s) |
2.Exhaust process:
| Dosage: |
0.1-0.2%(o.w.f)Whiteness can be continuously enhanced with increasing the dosage more than 0.2%(o.w.f), but please care the shade will be bluish/purplish |
| L/R: |
1:10-30 |
| PH: |
5.0-13.0 |
| Temperature: |
98-100°C(low temperature)´30~60min®rinsing®drying®curing
120-130°C(high temperature)´ 30~60min®rinsing®drying®curing |
Actual process should be adjusted according the preliminary tries.
Package and Storage:
3.5kgs in one plastid drum, 4 drums to one carton, can be stored for 6 months under room temperature with light and
Special remind:
1. Stir the product thoroughly before using.
2. Do not dissolve together with high concentrated alkali.
It needs to be declared that the above data is based on our present knowledge and experience; owing to too many affecting factors, these data cannot be free from their check and test when processing and using the product.
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