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Uv-absorbant Which Is Fine Chemicals Used In Polymer Porducts And Other Plastic Products

Posted at: Offers to Sell and Export | Posted on: Wed 28 Oct, 2009 7:59 am |
 
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Products Photos CatalogAbsorbant Fine Photos Catalog




Product Specification

Technical data of sheets of UV 234



Characterization UV 234 is a high molecular

weight ultraviolet light absorber (UVA) of the hydroxyl phenyl benzotriazole class, imparting outstanding light stability to a variety of polymers during its use.

Product Name: UV 234

Chemical name:2-(2H-benzotriazol-2-yl)-4, 6- bis(1-methyl-1- phenylethyl) phenol

CAS number:70321-86-7

Molecular weight:447.6

Spcification

appearance:light yellow powder

content: 99% min

m. p.: 137-141 dc

volatile matter:0.5% max

ash: 0.1% max

transmittance

460nm:97% MIN

500nm:98% MIN

Applications

UV 234 is highly effective for polymers usually processed at high temperatures such as polycarbonate, polyesters, polyacetal, polyamides, Polyphenylene sulfide, polyphenylene oxide, aromatic copolymers, thermoplastic polyurethane and polyurethane fibers, where loss of UVA is not tolerated as well as for polyvinylchloride, styrene homo- and copolymers. Applications include molded articles, films, sheets and fibers.

Features/ Benefits

UV 234 features low volatility, exceptional light absorbing characteristics and good compatibility in various substrates. This makes the product especially suitable for applications characterized by high surface area, such as films and fiber. It protects organic polymers as well as pigments from UV light, improving and preserving the technical and visual performance of such applications.

UV 234 has world wide Food Contact Approvals in most polymers and is Especially suitable in packaging applications for food, consumer care Products and pharmaceuticals, preserving the package contents from the Detrimental effects of light.

Guidelines for use

The use levels of UV 234 range between 0.15 and 0.60%, depending on Substrate and performance requirements of the final application. Extensive Performance data of UV 234 alone or in combination with other additives are available in many of the substrates listed above.

Handling & Safety

In accordance with good industrial practice, handle with care and avoid Unnecessary personal contact. Avoid continuous or repetitive breathing of Dust. Use only with adequate ventilation. Prevent contamination of the Environment. Avoid dust formation and ignition sources. For more detailed Information please refer to the material safety data sheet.

HS Code:29339900

Model NO.: UV-234

Origin:China

Packing:20Kg carton Or as buyer's requirement



Company Contact:

No member photo
Contact Name: John Zhao
Company Name: Jinan Victory Imp. and Exp. Co., Ltd.
Email: Email
Tel: 0086-531-55508255
Fax: 0086-531-88510236
Street Address: No.30, Jiefang Road,
Jinan, Shandong, China
Website: http://www.jnvictory.com
Member name: jnvictory
Country: China-CN China
Member Since: 28 October 2009
Total Leads: 4 jnvictory Import Export Business Leads
Business focus: Fine Chemical
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