CAS No 27344-41-8 (CF-127) Optical Brightener

• CAS No.: 27344-41-8
• Formula: C28H20S2O6Na2
• Usage: Paints, Cosmetic, Textile, Detergent Chemicals
• Colour: Green
• Application Material: Natural Silk
• Appearance: Powder
• Model NO.: CF-127
• Type: Synthetic
• Solubility: Solubility
• Shape: Powdery
• Grade Standard: Industrial Grade
• Purity by wt %: 96 min
• Max UV absorption by nm: 361
• Shelf life: 24 months
• Transport Package: Fiber drum / Kraft Bag / PE Bag
• Specification: 25kg
• Trademark: RAWCHEM
• Origin: China
• Production Capacity: 50000

Product Description

Product Parameters

Appearance: light yellow-green transparent and free-following liquid

Solubility: insoluble in water

Characteristic:
1. Bluish tone; Insoluble in water, soluble in carbon tetrachloride and DMF

2. Heat stability N300t), it can withstand the high temperature when in the plastic processing and chemical fiber and has high mobility

3. It has an excellent effect in artificial leather with long term storage without yellowing and fading

4. It has good compatibility and excellent whitening effect in PVC and polystyrene

5. Low toxicity allows it can be applied to whiten the package of food and children toy

Main indexes:

Index	Standard
Purity by wt %	96 min
Max UV absorption Spectrum by nm:	361

 

Detailed Photos

 

Application

1. PVC and polystyrene products

2. Applied to coating material, printing ink and synthetic fiber (nylon has good sunlight fastness)

3. Applied to household electric appliance, electronics and package materials
 

Recommended dosage: The amount of CF-127 added in every 100kg materials

Products		Dosage by %
PVC	white	10~50 g
	transparent	0.1~1 g
Polystyrene	white	10~50 g
	transparent	0.1~1 g
ABS		10~50 g

 
 

Important Notice

1. There are more than 5000 brighteners on the world market, they are actually different brand names and numbers from different producers/ distributors for less than 400 chemical compounds. On China's market, the main names/ types are: BBU, CXT, BA-L, BA, APC, DMS(AMS), MST, 210, VBL, BBU, DT, VBU, BA, BC, DMS, FB-351, CBS-L, BA-L, 31#, CBW, 5BM, OB-1, APC, VBL, CXT, BBC, BST, BC-100, ER, ERI, BBU, CBS-L, PS(PF), OB, KB, OB-1, KCB, KSN, DBH-1, APH, APB-L, ER, KCB, KSN, PF, NFW, HPE and etc.

2. We normally list 24 months as the shelf life in our COA, the real shelf life can be slightly longer than 24 months if it's stocked in good condition (bags are sealed enough, away from direct sun-light, moisture and other incompatible chemical materials), but it's still suggested to avoid long time storage

 

Factory Photos

 

Company Profile