China factory supply UV absorber UV 531

China factory supply UV absorber UV 531
China factory supply UV absorber UV 531
China factory supply UV absorber UV 531
China factory supply UV absorber UV 531
China factory supply UV absorber UV 531
Brand
Raytop
Appearance
yellow crstal powder
Purity
98.5%
Color shade
Blue
Finess
300 mesh
Package
10kg/25kg cartom box
Shelf Life
2 years
UV-531 can absorb 240-340 nm ultraviolet light. It is a high-efficiency anti-aging additive with excellent performance. UV-531 has a great protective effect on the polymer, helps to reduce the color, and at the same time delays yellowing and retards the loss of physical properties.

UV-531 can absorb 240-340 nm ultraviolet light. It is a high-efficiency anti-aging additive with excellent performance. UV-531 has a great protective effect on the polymer, helps to reduce the color, and at the same time delays yellowing and retards the loss of physical properties.


Name:Ultraviolet absorber UV-531

Chemical Name:2-Hydroxy-4-Octyloxy Benzophenone

CAS # : 1843-05-6

Structural Formula :

531.jpg


Property : Yellowish powder

freely soluble in benzene, n-hexane, acetone, slightly soluble in ethanol, very slightly soluble in ethane dichloride.

Specification

Content:≥99 %

Melting Point: 47~49 °C

Ash: ≤ 0.1 %

Light Transmittance: 450nm ≥90%

500nm ≥95 %

Use :

It is capable of strongly absorbing ultraviolet radiation with the wavelength of

300~375nm, and has low volatility, being almost colorless. It is compatible with most of the polymers, particularly with polyolefin, also applicable to polystyrene, polyester, acrylic fiber etc. with the general dosage of 0.2-0.6%.

Package : 25kg/Carton box

Precaution :

No toxicity kept away from moisture and fire in transportation; stored and transported as common chemicals with relatively good stability.



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Name: Miyuki         time:2022-01-11 14:20:21
Super professional! The UV absorber made by this factory works so well! They never disappointed me!

Name: Paul        time:2021-12-15 15:21:52
Good Ultraviolet absorber. Good supplier.

Name: Jarrahlee        time:2021-12-10 13:51:07
The UV absorber looked so good. Quality is amazing.

Name: Aries G.        time:2021-11-17 15:15:18
It is reasonably priced, high-quality, and fast-delivered. I am very satisfied with this China UV-531 factory.

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