RQT chemistry - Henan Ruiqite Chemical Industry Co., Ltd.
RQT chemistry - Henan Ruiqite Chemical Industry Co., Ltd.
This product is used for whitening wool, natural silk, nylon, acetate fiber, triacetate fiber. Also can be used for cotton, cellulose fiber, acrylic fiber whitening. The dosage is 0.05% ~ 2.0%.
Adding synthetic washing powder to the fabric can improve the appearance whiteness of the fabric after washing.
| Product Name | Optical brightener SWN |
| Chemical Name | optical brightener SWN;optical brightener SWR, WS, FBO, VPA, US, WNS, WN, whitening agent DC,4-methyl-7-diethyl amino coumarin |
| Purity | 99.5% |
| Appearance | White to light brown crystalline powder |
| Molecular Formula | C14H17NO2 |
| Melting point | 68.5-72℃ |
| CAS | 91-44-1/61968-71-6 |
| C.I.NO. | C.I.140 |
| Use | This product is used for whitening wool, natural silk, nylon, acetate fiber, triacetate fiber.Also can be used for cotton, cellulose fiber, acrylic fiber whitening. The dosage is 0.05% ~ 2.0%.
Adding synthetic washing powder to the fabric can improve the appearance whiteness of the fabric after washing. |
| Recommended Dosage |
“Polyamide:0.05-0.3%
Wool:0.05%-0.35%
Cellulose acetate fiber:0.05-1.4%
Triacetate fibre:0.1-2%
Acrylic：0.05%-0.8%”
|
