+86-21-33883180                                                              sales@sunwisechem.com
de190e13-9bb0-4b52-b4d9-8b0c77e22bea
Home » Products » Hide » Benzotriazole UV Absorber UV-329 CAS 3147-75-9

PRODUCTS

This product has been off the shelf!

loading

Share to:
facebook sharing button
twitter sharing button
line sharing button
wechat sharing button
linkedin sharing button
pinterest sharing button
whatsapp sharing button
sharethis sharing button

Benzotriazole UV Absorber UV-329 CAS 3147-75-9

  • Model NO.: 99%
  • Kind: Absorbers
  • Appearance: Powder
  • Purity: 98.0% Min
  • Melting Point: 101-106°c Min
  • Loss on Drying: 0.50% Max
  • Ash: 0.05% Max
  • Transmittance 440nm: 97.0% Min
  • Transmittance 500nm: 98.0% Min
  • Trademark: SWE
  • Transport Package: in 20kgs Net Carton or 25kg Cardboard Drum
  • Specification: 99% min
  • Origin: China
  • CAS No.: 3147-75-9
  • Formula: C20h25n3o
  • EINECS: 221-573-5
  • Certification: REACH
  • Environmental Protection: No
  • Color: White

Benzotriazole UV Absorber UV-329 CAS 3147-75-9

UV-329 is a benzotriazole type UV absorber. Characterized by its strong , broad range UV absorption property, UV-329 brings excellent photo stability to polymers against UV light exposurein many ways i.e. Retarding color yellowing, preventing embrittlement, maintaining of mechanical properties etc.

Product Name UV 329 (UV 5411)

Identification
Synonyms : 2-(2'-hydroxy-5'-tert-octyllphenyl)benzotriazole; Octrizole
Molecular Formula : C20H25N3O
Molecular Weight : 323.43
CAS Number : 3147-75-9
EINECS/ELINCS : 221-573-5

Properties
Appearance : white powder
Melting Range : 101-106 °C
Solubility : insoluble in water; soluble in benzene, styrene, ethye acetate, slightly soluble in ethyl alcohol
Stability : stable under ordinary conditions

Specification
Item Specification
Appearance white to light yellowish powder or granula
Purity 98.0% min
Melting point 101-106°C min
Loss on drying 0.50% max
Ash 0.05% max
Transmittance 440nm 97.0% min
Transmittance 500nm 98.0% min

Application
UV-329 is a benzotriazole type UV absorber. Characterized by its strong , broad range UV absorption property, UV-329 brings excellent photo stability to polymers against UV light exposurein many ways i.e. Retarding color yellowing, preventing embrittlement, maintaining of mechanical properties etc.
Good solubility for polymer and little volatility. Mainly used for polyetyrene, poly (methyl methacrylate), polyester and ABS resins etc.

Packing and Storage
Packing In 20kgs net carton or 25kg cardboard drum
Storage Keep tightly closed and store in cool and dry place

Safety Information
Non-hazardous for air, sea and road freight.

Benzotriazole UV Absorber UV-329 CAS 3147-75-9Benzotriazole UV Absorber UV-329 CAS 3147-75-9Benzotriazole UV Absorber UV-329 CAS 3147-75-9Benzotriazole UV Absorber UV-329 CAS 3147-75-9
Frequently Asked Questions

Q1: May I get one sample before placing order?
Re: Yes, Sample are available. For normal products, samples are for free and you just need to bear the freight;

For those high value products, you just need to freight and certain product cost. When we both cooperate for

some times or when you are our VIP customer, free sample will be offered when you need.

Q2: Which payment is available for your company?
Re: T/T, L/C. You can choose the one which is convenient for you.


Q3: How and when can I get my goods after payment?
Re: For small quantity products, they will be delivered to you by international courier(DHL, FedEx, TNT etc.)

or by air. Usually it will cost 3-5days that you can get the goods after delivery.For large quantity products,

shipping by see is worthwhile.It will cost days to weeks to come to your destination port, which depends on

where the port is.

Q4: Is there any possible to use my appointed label or package?
Re: Yes. If needed, we'd like to use label or package according to your requirement.

Q5: How can you guarantee the goods you offer is qualified?
Re: We always believe honesty and responsibility are basis of one company, so whatever products we provide

for you all are qualified. We will have goods tested and provide COA before delivery for sure.


Previous: 
Next: 

Related Products

Quick Links

ABOUT US

NEWS

INFORMATION

TEL: +86 21 33883180 

E-MAIL: sales@sunwisechem.com

ADRESS: Room 10E, Building G, Westlink Center, No. 2337 Gudai Road, Minhang District, Shanghai, China PC: 201100

E-CATALOG

 

Copyright © 2021 Shanghai Sunwise Chemical Co., Ltd    |   Supported  by  leadong.com 

备案号:沪ICP备07507527号-1

危化许可证编号:沪(闵)应急管危经许[2023]203636