UV ABSORBER TRUELICHT UV 329

【Chemical Name】2-(2'-HYDROXY-5'-TERT-OCTYL PHENYL) BENZOTRIAZOLE

【CAS NO】3147-75-9

【Molecular Formula】C20H25N3O

【Molecular Weight】323

【Structure】

Specification

TGA:   220℃（5%）     246℃（10%）    286℃（50%）

Application

* TRUELICHTUV 329 is an ultraviolet light absorber (UVA) of the hydroxyphenylbenzotriazole class, which is used as a light stabilizer for plastics and other organic substrates.

* TRUELICHT UV 329 is an effective light stabilizer for a variety of plastics and other organic substrates.

*TRUELICHT UV 329 protects polymers from UV radiation, helping to preserve the original appearance and physical integrity of molded articles, films, sheets, and fibers during outdoor weathering.

 * The use levels of TRUELICHT UV 329 range between 0.10 and 1.0%, depending on substrate and per-formance requirements of the final application. The product can be used alone or in combination with other additives such as light stabilizers (hindered amines), antioxidants (hindered phenols, phosphites, thiosynergists, hydroxylamines, benzofuranones), and other functional stabilizers and additives.

Packing:

20KG Carton Box     25Kg Carton Box 

Storage

Keep container tightly closed and dry and storage in cool place

Declaration

Only for industrial usage, application in food and Medicine is prohibited.

The information in the application part is only for the reference of professional engineers. However, our Company does not make any form of explicit or implicit warranties or assume any responsibilities in relation to the accuracy, timeliness and completeness the application information on this material. It can not be regarded as a clause of the contract. All tests, applications should be conducted under the guidance of professionals.

Qingdao Truelight functional Material Technology Co., Ltd. is a professional supplier of functional material additives.Our company has passed ISO9001 quality system.

After years of production&Innovation,we have rich experience in many industries.We have established complete industrial chain in additives covering Plastic&rubber,ink&coating,textile printing&dyeing, functional resin industries. We have made big achievements in the fields of water-based antioxidants, water-based UV absorbers and polyurethane additives.

Our products range covers antioxidants,UV absorbers, light stabilizers, photoinitiators, heat stabilizers, nucleating agents, flame retardants, polyurethane chain extenders, nanometer light absorbers, nanometer antimicrobial agents, functional masterbatch,Pigments&Dyes and etc.

Our plants are mainly located in China Mainland, some polyurethane additive plants are located in Taiwan and South Korea. All products accord with national standards or industry standards.

We are a technology company, we have excellent engineers team.

We are an innovation-oriented company, our plants have strong production capacity of new products.

We are a quality-oriented company, we will never allow any trouble or defect products sold to our customers.

To make your products more competitive, we will keep optimizing synthetic routes, improving product quality, reducing raw material production cost through continuous innovation.

Qingdao Truelight functional materials technology is willing to become a ray of true light that gives light to all customers in functional materials additives in China.

We will work harder to win your heart by our honest act not words, making you feel comfortable to work with us , rest assured to buy and using our products.

Helping our customer become leading companies in their industry is eternal pursuit of all our TRUELIGHT people.

With Truelicht®,Enjoy the beauty of Chemistry!