Light stabilizer 622 UV stabilizer 622 UV stabiliser 622 light stabilizing agent 622 UV-622 UV622 TINUVIN 622 Photo stabilizer BW-10LD CAS NO.65447-77-0

Light stabilizer 622:
Chemical name: Butanedioic acid polymer with(4-hydroxy-2, 2, 6, 6-tetramethyl-1-piperidineethanol)

Other Names: Light stabilizer 622; Light stabilizer-622; TINUVIN 622; Chimassorb 622;  HALS 622;   BHSORB-622; BHSORB 622;  LS 622; Primesorb622;  Hindered amine light stabilizer 622; Hindered amine light stabilizer 622; UV-622; UV 622; UV622;  Photo-stabilizer 622; Photo stabilizer 622;  Photo-stabilizer BW-10LD 

Molecular Formula: C15n+1H25n+4O4n+1N
CAS No. 65447-77-0

Main Indexes
It is white or light yellow granule or powder.
The content of available nitrogen is 4.9%.
Its softening temperature is 55~80. C.
The relative density is 1.18(20° C).
The heat loss of 1% is 275° C and 10% is 325° C.

This product is an oligomer with good process heat stability and has good compatibility with resin.

It is water-fast, and is effective to prevent the degradation of high polymer caused by light, heat and weather, water.

Solubility /(20° C)
Solvent: Solubility
Hexyl hydrnamee: 40
Methyl chlornamee: > 40
Carbinol: 0.05
Water: < 0.01

Characteristics and Uses

Polymerized HALS with high molecular weight, low volatility, low degradation, good extraction resistance (by water) and fade resistance (by gas), and fine heat stability, working well with AO and UVA. It is mainly used in polyethylene, polypropylene, polystyrene, olefin copolymer and polyester, soft PVC, polyurethane, metaformaldehyde and polyamide, etc.

Toxicity
Can be used in plastic of contact food

 

 25kg/carton or drum

We have exact inventory plans to guarantee stable supply.

We have many years’ experience of chemical logistics and dangerous chemical managers with specially trained, which ensure the safety and right of chemicals, timely logistics.

Our laboratory takes strictly testing on every lot of goods according to customers’ requirement. Meanwhile we has good relationship with the third party company SGS.

After-sales service is the important part in our service. If there are quality problems, we will actively cooperate with the customers and solve the problems early.

We expect to become good partners with our customers for long.

NANJING LEPUZ CHEMICAL CO., LTD. is an ISO-certified modernized chemical enterprise in the collection of R&D, production and sales. Our company concentrates on the production, sales and service for plastic and coating additives, fine chemicals and intermediates, which are widely used in plastic and rubber industry, medical industry, paints, printing inks and etc.

Our company's headquarters is based in Nanjing city, Jiangsu Province. Our factory is located in No.198, Tongda Road, Touqiao Town, Hanjiang District, Yangzhou City, where is adjacent to Guangling Hi-tech Development Zone and near to Yangli Highway, and mainly produce plastic additives such as optical brighteners and etc. We are establishing technical cooperation with Nanjing University, Nanjing Tech University, and manufacture products according to different customers’ requirements to fulfill market’s demand. Except general optical brighteners, we also developed a series of environment-friendly optical brightener products such as NFW liquid by ourselves, which can be used in water-based paints and coatings, and has the advantages of improving the product’s whiteness, reducing the dosage of titanium dioxide. This new product has been widely accepted and in favor by customers at home and abroad.

Except professional R&D team, our factory has advanced production and testing equipments for testing, mixing and post-processing the products in order to ensure the high quality.

With profound chemistry knowledge and rich experience, our business team can offer professional technical supports according to customers’ demand.

We have established good cooperation with many reliable partners and customers in the domestic and overseas market due to many years’ professional knowledge in chemicals, strong sourcing and sales networks, good service and deserved reputation. Till now our products are exported to Japan and South Korea, Southeast Asia, the Middle East, Central and South America, Africa and successfully into Germany, France, the United States and other European markets.

Welcome to contact us. Hope we can have a bright cooperation in future.

Q: Do you have any certificate for quality

 A: Yes, we have ISO9001:2008 quality system certificate and REACH

Q: Can you customize products

A: Yes, we can, just need your samples or target price.