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Carewhite-BBU 250%.is a high affinity fluorescent whitening agent with bluish white shade for cellulosic fibres and their blends. It is suitable for continuous processes as there is no tailing. Carewhite-BBU 250%.is not suitable with cross-linking agent.
| Key Features | Benefits |
|---|---|
| High affinity
|
Applicable by exhaust as well as pad application
|
| pH Stability
|
Stable to pH 6-9
|
| Physical appearance
|
Greenish yellow powder
|
| Ionic nature | Anionic
|
| pH of 1% solution | 9 +/- 1
|
| Miscibility | Miscible with water
|
| Compatibility
|
Compatible with anionic and non-ionic products
|
| Stability
|
Stable to dilute acids and dilute alkalies
|
Exhaust process :
1. Optical whitening in aqueous liquor/after bleaching
2. Optical whitening in peroxide liquor
Padding process :
STABILITY & FASTNESS PROPERTIES:
| Stability to
|
Remarks
|
| Chlorite bleach
|
Unstable
|
| Chlorine bleach
|
Unstable
|
| Hard water
|
Stable
|
| pH
|
5.5-12
|
| Fastness properties
|
Methods
|
Change in degree of whiteness
|
| Light fastness
|
ISO 105-B02
|
3-4
|
| Wash fastness, 60 deg.C | ISO 105-C06 C1
|
4-5
|
| Wash fastness, 90 deg.C
|
ISO 105-C06 E1
|
4 |
| Dry heat fixation, 180 deg.C
|
ISO 105-P01
|
5
|
| Perspiration, acidic
|
ISO 105-E04
|
5
|
| Perspiration, alkaline
|
ISO 105-E04
|
5
|
| Dry Cleaning
|
----
|
5
|
| Chlorine bleach
|
----
|
4
|
| Chlorite bleach
|
----
|
1
|
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
