Optical Brightener/ Fluorescent Brightener (CBS-X,OB,OB-1)
- 作者: yigyooly
- 来源: original
- 日期 : 2007-10-21
 CBS-X |
[Cas No.] | 27344-41-8 |
| [C.I.NO.] | 351 | |
| [Molecular formula] | C28H20Na2O6S2 | |
| [Molecular weight] | 562.5643 | |
| [Appearance] | Green yellowish crystal powder | |
| [Packing] | 25kgs fiber drum with double PE liners | |
| [Property] | canary yellow powder。Color light: blue violet light，Whitening strength: standard 100 ±5.Water: ≤ 6% Solubility: soluble in water,alcohol,ether,DMF,etc. Fluorescence tone: slight greenish blue Resistance to chlorine-bleaching and oxygen-bleaching; having extremely strong resistance to chlorine-and oxygen-bleaching; having very good whitening effect even if under strong acidic or alkalic conditions. |
|
| [Application] | Brightener CBS-X is mainly used in detergent industry and soap industry. Optical Brightener CBS-X can be used as brightener for detergent, cotton, linen, silk, polyamide fiber, wool and paper. |
|
| [Storage] | As with all industrial chemicals, use good industrial practices when handling. Avoid eye, skin, and clothing contact.Do not inhale. Do not taste or swallow.Use only with adequate ventilation. Keep container tightly closed in a dry,cool and well-ventilated place. | |
 OB |
[Cas No.] | 7128-64-5 |
| [C.I.NO.] | 184 | |
| [Molecular formula] | C26H26N2O2S | |
| [Molecular weight] | 430.5618 | |
| [Appearance] | slight greenish yellow powder | |
| [Packing] | 25kgs fiber drums/25kgs cartons | |
| [Property] | Light green powder, odorless, soluble in alkane, fat, mineral oil,paraffin and most organic solvents, max. spectral absorption value: 375nm (in ethanol), max. emission wavelength: 435nm (in ethanol). Melting point： 196-203°C，Decomposition temperature is larger than 220°C Purity：≥99% Fineness：through 120 meshes having very good whitening effect even if under strong acidic or alkalic conditions. |
|
| [Application] | Widely used for the whitening of PVC，PE， PP，PS，ABS，SAN，SB，CA，PA， PMMA, acrylic resin，printing ink，paints and coatings etc. | |
| [Storage] | Please refer to the safety data sheet before handling or using the product.If stored in a suitable way in a dry area below 25 degrees, the shelf life is one year. |
|
 OB-1 |
[Cas No.] | 1533-45-5 |
| [C.I.NO.] | 393 | |
| [Molecular formula] | C28H18N2O2 | |
| [Molecular weight] | 414.4547 | |
| [Appearance] | Yellowish green powder | |
| [Packing] | 25kgs fiber drums/25kgs cartons | |
| [Property] | Whitening high strength, strong fluorescence. Wide applicable performance, widely used in polyester fiber (such as: polyester fiber, nylon fiber whitening) and many kinds of plastic whitening. Excellent thermal stability and very fewer usage amounts. |
|
| [Application] | Suitable for polyester fiber (PSF), nylon fiber and chemical fiber whitening. Applicable to PP, PVC, ABS, PA, PS, PC, PBT plastic whitening brightening, with excellent whitening effect. Suitable for whitening agent concentrated masterbatch added (such as: LDPE color concentrate) |
|
| [Storage] | As with all industrial chemicals, use good industrial practices when handling. Avoid eye, skin, and clothing contact.Do not inhale. Do not taste or swallow. Use only with adequate ventilation. eep container tightly closed in a dry, cool and well-ventilated place. |
|
 |
