Hot Sale Optical Brightening Agent OB-1

1 What is the production capacity? 40-60 tons per model per month
2 Is there an agent abroad? Some cities have.
3 What is the sales target to be your agent? US$ 1 million/year
4 Which countries do you mainly export to? Germany, Italy, Canada, South Korea, Japan, Indonesia, Vietnam, India, Pakistan, South Africa, Middle East, etc.
5 Can your production be sent to other factories for shipping LCL? Yes.
6 How long is the shelf life of your products? 3 years in dark and dry conditions.
7 How long have you been in this kind of business? Since 2006.
8 What certificates do you have for your products? ISO FDA REACH K-REACH ROHS
9 How far is your factory from the airport? It takes four hours to drive.
10 Is OEM acceptable? Yes
11 Can you provide samples? Free or charge? Yes, we provide 50g sample for free.
12 What is your payment method? TT LC DP
13 What is your minimum order quantity? 50KG
14 Are you a trading company or a manufacturer? Manufacturer
15 How long is your production time? Standard productions are in stock.
16 How many production equipment are there in your factory? 6 workshops.
17 What is the principle of whitening agent? Absorbs ultraviolet rays invisible to human eyes, changes wavelength, emits visible light (blue light), neutralizes yellow light in materials, and achieves whitening effect.
18 Can optical brighteners cause cancer? No.
19 What is the added amount of whitening agent for masterbatch? 7-10kg/ton
20 Which model is recommended for masterbatch? Optical Brightener OB OB-1 FP-127
21 What is the addition ratio of filling masterbatch? 0.02%-0.05%
22 Which model is recommended for PVC products? Optical Brightener OB-1 FP-127
23 Why do Optical Brightener OB-1 have two exterior colors? In the production process, if the PH＞7, yellow color appears; if PH < 7, green appears
24 Which model is recommended for coating? Optical Brightener OB 184
25 Which model is recommended for ink and painting? Optical Brightener OB boutique.
26 Which model is recommended for foaming EVA? Optical Brightener KCB FP-127
27 Which model is recommended for outdoor plastics? Optical Brightener KSN
28 Which is the highest temperature-resistant whitening agent among plastic whitening agents? Optical Brightener OB-1 ,KSN,KSB
29 Rank Optical Brighteners according to light transmittance. Optical Brightener OB＞KCB＞FP-127
30 Rank whitening agents according to weather resistance. Optical Brightener KSN＞KCB＞CBS-127＞OB＞OB-1
31 What factors affect the migration of whitening agents in plastics? Trichloromethane, DMF, tetrahydrofluoran and tetramethylbenzene are completely dissolved.
32 Which optical brightener is used on polyester staple fiber? Optical Brightener OB-1
33 What are the main whitening agents for cotton? Optical Brightener VBL, BA, BBU, CXT, 4BK, etc.
34 What whitening agents are used in washing? Optical Brightener CBS-X、CXT
35 Which model does the plastic weaving industry advocate? Optical Brightener OB-1
36 Which model are recommended for wool and PVC electronic products? Optical Brightener MDAC,SWN