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Sarawhite-CLE is a high light fastness (grade 5) optical brightening agent for Polyamides. Sarawhite-CLE imparts brilliant whites with violetish white shade on the treated fabrics. It has good affinity for nylon under high temperature. Sarawhite-CLE can be applied by both, exhaust as well as by continuous method. It shows good fasatness to light and chlorinated pool water. Sarawhite-CLE being stable to most of the bleaching agents, combined bleaching and optical brightening process can be carried out.
| Key Features | Benefits |
|---|---|
| Violetish white shade
|
Brilliant whites can be obtained
|
| Good stability to bleaching agents
|
Combined bleaching and optical brightening possible
|
| Physical appearance
|
Light reddish yellow liquid
|
| Ionic nature | Anionic
|
| pH of 1% solution | 4 +/- 1
|
| Miscibility | Miscible with water
|
| Compatibility
|
Compatible with anionic and nonionic products
|
| Stability | Stable to dilute acids and dilute alkalies |
Padding process
Exhaust process
STABILITY & FASTNESS PROPERTIES
| Stability to
|
Remarks
|
| Peroxide bleach
|
Stable
|
| Reduction bleach
|
Stable
|
| Chlorite bleach
|
Stable
|
| Chlorine bleach
|
Stable
|
| Hard water, ppm (Ca)
|
Stable
|
| pH
|
10 |
| Acids
|
Stable
|
| Alkalies
|
Stable
|
| Hydrosulphite
|
Stable
|
| compatibility with softeners
|
Compatible
|
| Fastness properties
|
Methods
|
Rating
|
| Light-fastness
|
ISO 105-B02
|
5-6
|
| Wash fastness, 60 deg.C
|
ISO 105-C06 C1
|
5 |
| Wash fastness, 90 deg.C
|
ISO 105-C06 E1
|
5 |
| Dry heat fixation, 180 deg.C
|
ISO 105-P01
|
5 |
| Dry heat fixation, 210 deg.C
|
ISO 105-P01
|
5 |
| Perspiration, acidic
|
ISO 105-E04
|
5 |
| Perspiration, alkaline
|
ISO 105-E04
|
5 |
| Dry cleaning (perchloroethylene)
|
ISO 105-D01
|
5 |
| Sublimation
|
ISO 105-P01
|
5 |
| Chlorine bleach
|
--- | 5 |
| Chlorite bleach
|
--- | 5 |
Precautions
Storage : Store in cool, ventilated shed away from heat and direct sunlight. Storage temperature should not exceed 35 deg c. Close lids firmly to avoid contact with air and moisture.
Shelf Life : 9 months from the date of manufacturing, if stored under controlled conditions.
The above information is given in good faith and is without warranty
