Low Price with Good Quality UV-622 CAS#65447-77-0

Product Description

Product information

Content	Hindered Amine Light Stabilizer 622
Chemical Name	Butanedioic acid,Poly-(N-ß-hydroxyethyl-2,2,6,6-tetramethyl-4-hydroxy-piperidyl succinate)
CAS NO	65447-77-0
Appearance	Coarse white powder or light yellow granules
Light Transmittance	≥98 %(425nm); ≥99 %(500nm)
Volatile Matter	≤0.5 %
Ash Content	≤0.1 %
Softening Point	50°C -70°C
Cautions	The use of proper protective equipment is recommended. Excess exposure to the product should be avoided. Wash thoroughly after handling.

 

Specification

Items	Specifications
Appearance	Pale yellow crystalline powder
Purity	99.0%
Loss on drying	0.5%max
Melting point	62.0-65.0ºC
Residue on ignition	0.1% max
Specific absorptivity (E1%1cm, methanol)	258nm: 630min
	325nm: 410min

 

Applications

Light  stabilizer 622  is  a  polymeric  high  molecular  weight  hindered amine  light stabilizer,  with  low  volatility,  migration  resistance,  low  alkalinity  and  high temperature   resistance.   It   has   synergetic   effect   with   antioxidants   and   UV absorbers.
It is effective  in  a  broad range  of  polymers and  applications. The  product is particularly usefully in PE applications (injection molding, rotational molding, film,   and   tape), EVA, PP   fibers, polyurethanes, polyacetals, polyamide, elastomers, adhesives etc. It is  usually used  in  combination  with antioxidants, UV absorbers to optimize performance in outdoor use.

Packing

Packaging Details	light stabilizer 622: 25Kg fiber drum, 25Kg carton, provide tailored package on request
Delivery Detail	25Kg:Immediately

Company Profile

Lonwin Chemical Industry Group. is a company committing to contract synthesis and production of photoinitiators, fluorocarbon surfactants, indicators, intermediates and APIs.Our company has ISO and REACH international certification, in Jiangsu, Anhui and other places with decades of cooperation of OEM processing plants, to provide a more solid support for the customized production service of special chemicals.

Now, our products are well sold in North America, Europe, Japan, South Korea and the Middle East, and customers are highly satisfied with our products and service!

To achieve sustainable and steady development, we establish closely cooperative relationships with famous universities and institutions of China. We regularly exchange information with them and make cooperation on the R&D of new technologies.

Sticking to the business philosophy of "quality first, credit first, service first, creativity first", we are doing our best to meet demands of customers all around the world. We sincerely welcome your visit and business, and look forward to cooperating with you for expanding international market together! 

FAQ

Q1: Have your Product Quality been Approved by Third Party Lab
A: Yes, All products are strictly tested by our QC, confirmed by QA and approved by third party lab in China. So you will be assured with Good Quality if you choose us. 
 
Q2: How do you treat quality complaint
A: First of all, our QC department will do strict examination of our export products by HPLC, UV, GC,TLC and so on in order to reduce the quality problem to near zero. If there is a real quality problem ,caused by us, we will send you free goods for replacement or refund your loss.
 
Q3: How to cooperate with us
A: You can contact us for cooperation through the website contact information, or contact with the salesmen in our company. We will connect you about the specific detail via email. 
 
Q4: Do you Accept Sample Order
A: Yes, we accept small order from 10g, 100g and 1kg for your evaluation quality of our goods.
 
Q5: Is there any discount
A: Yes, for larger quantity, we always support with better price. 
  
Q6: How long does it take to the goods arrived
A: It is Depending on your location.
For small order, please expect 5-7 days by DHL,UPS,TNT, FEDEX, EMS.
For mass order, please allow 5-8 days by Air, 20-35 days by Sea.
 
Q7: Do you have any reshipment policy  
A: We have good after-sale service and re-shipment policy if the parcel  lose.
Our long association with  our clients has brought great benefits.
We always take the upmost care in the packaging of our products .
Our clients will confirm this as even they struggle to find them without help at times.
But in spite of our best efforts it is still possible  will seize a small number of packages.
In this circumstance we promise reship free  to establish  long term relationship.