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C20H25N3O UV absorber UV-329 high quality

C20H25N3O UV absorber UV-329 high quality

Benzotriazole Ultraviolet Absorbent UV Absorber UV-329 (UV-5411) Other Names: UV 329; UV329; Cyasorb UV 5411; Lowilite 2
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Description

Basic Info
Model NO. UV-329
CAS No. 3147-75-9
Formula C20h25n3o
EINECS 221-573-5
Certification CCIC, REACH, FDA, RoHS, JHOSPA, SVHC, EU FOOD CONTACT
Environmental Protection Yes
Color White
Kind UV absorber
Appearance Powder
Melting Point 101-106°c
Transport Package 25kg/Carton
Specification 99%
Trademark LEPUZ
Origin China
HS Code 293399
Production Capacity 8000mt/Year
Product Description

Benzotriazole Ultraviolet Absorbent UV Absorber UV-329 (UV-5411)

Other Names: UV 329; UV329; Cyasorb UV 5411; Lowilite 29; Lowilite 29;

Chemical Name: 2-(2'-HydroxyL-5'-tert-octylphenyl)Benzotriazole

Molecular Formula: C20H25N3O

CAS NO. 3147-75-9

Main Chemical Index:

Appearance White Powder
Content ≥99%
Melting Point 101-106°C
Ash<0.1%
Light Transmittance

440nm>97%

500nm>98%

Properties and Uses:

This product is an excellent high-efficiency, aging-preventing agent, capable of absorbing the ultraviolet radiation of 270-340 nanometers, widely applied to PE,PVC,PP,PS,PC,polypropylene fiber, ABS resin, epoxy resin, resin fiber and ethylene -vinyl acetate etc. It can be applied to plastic containers and food-packing boxes as packaging materials, providing good light-stabilizing effect. Dosage:0.1-0.5% for thin products and 0.05-0.2% for thick products.

Storing and Packaging:

This product is nontoxic, inflammable, noncorrodible, and well stable in storing. It is packed in cardboard drum lined with plastic bags with the net capacities of 25 kg and 50 kg; it can also be packed according to customers' requirements.

Packaging & Shipping

10/20/25kg/drum

Application

Main products
Optical brighteners: OB OB-1 OB-3 KCB FP-127 KSN MDAC(SWN) CBS-XUV absorbers: UV-531 UV-9(BP-3) UV-P UV-326 UV-327 UV-328 UV-329 UV-1130 UV-284(BP-4) Light stabilizers: 622 770 944 292 783 695
Our Services

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.Company Information NANJING LEPUZ CHEMICAL CO., LTD. is an ISO-certified modernized chemical enterprise concentrating on the production, sales and service for pesticide, plastic and coating additives, fine chemicals and intermediates. Our products are widely used in agriculture, plastic and rubber industry, medical industry, paints, printing inks and etc. Our company's headquarters is based in Nanjing city, Jiangsu Province, China. Our factory is located in Touqiao Town, Hanjiang District, Yangzhou City, where is adjacent to Guangling Hi-tech Development Zone, mainly producing high quality plastic additives and intermediates such as optical brighteners and etc.We have established long years' technical cooperation with Nanjing University, Nanjing Tech University, and make continuous innovation to fulfill the changing market's demand and trends. Besides the professional R&D team, our factory has advanced production and testing equipments, which can be used for testing and reprocessing to ensure the high quality and meet customers' different requirement. With profound chemistry knowledge and rich experience, our business team can offer professional customized technical supports and solution for customer's demand.Till now our products have occupied a good market in China, and also exported to Europe, the United States, Japan and South Korea, Southeast Asia, the Middle East, Central and South America, Africa and etc. Welcome to contact us. Hope we can have a good cooperation and bright future.

FAQ

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.

Q: Can you provide samples for quality checking before placing an order?

A: Samples are avaliable upon request, but the shipping cost should be paid by customer.

Q: How to get the price list?

A: Please inqire us by alibaba/email.

Q: What's your payment term?

A: TT/LC/DA/DP/Paypal

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