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Ultraviolet Absorbent UV-T/ 2- benzyl benziminazole -5- sulfonic acid/ UV absorber
Chemical Name 2- benzyl benziminazole -5- sulfonic acid
CAS No. 27503-81-7
Main Indexes
Outward appearance: white or kind of white crystallization powder
Content : > = 98.0%
Melting point : > 300 .C
Dry weightlessness: < = 1%
Characteristics and Uses
This is a new ultraviolet ray absorbent, It can absorb 920~ 990, When the uvradiation as302 nmwave length.It' s absorbing ability was 3 times than the, general ultraviolet absorbents.It was maily used in the cosmetics and water paint.
The dosage in cosmetics : 1.5 % ~ 2 % , In coating 4 % ~ 6 % .put UV-T into 10 share water and then mix the NaOH into them to adjust the PH as 8 at last add them into the paints
Storing and Packing
It is packed in the high pressboard drum, net weight: 25Kg
Bohanchem offers plastic additives ( chemical additives) such as optical brightener ( optical brightening agent, fluorescent whitening agent) , UV absorber ( UV absorbent) , light stabilizer ( light stabilizing agent, UV stabilizer, UV stabilizing agent) , antioxidant, pigment.
Polymerization retarder: 701 ( 4-hydroxy-TMHPO, TEMPO)
Fluorescent whitening agent: OB, OB-1, KCB, FP-127, KS, NFW
UV absorbers: UV-0, 531( BP-12) , UV-9, UV-P, 326, 327, 328, 329( 5411) , UV-T, 234, 571, 320
Antioxidant : 1010, 1076, 168, 264, 1098, 2246, 300, 311, B102, DLTP, DSTP, B215, B225, B900
Light stabilizer: 622, 770, 944, 802
Pigments: red 122, red 254, violet 19, violet 23, yellow 110, yellow 138, titanium dioxide