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SHANDONG HONGKUN IMP.&EXP.CO.,LTD
SHANDONG HONGKUN IMP.&EXP.CO.,LTD Your polymer value added by Hongkun UV Absorber - Grandsorb .
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UV329 Tinuvin 329 Benzotriazole UV Absorber , Cyasorb UV - 5411 Off - white Powder / Granule

SHANDONG HONGKUN IMP.&EXP.CO.,LTD
SHANDONG HONGKUN IMP.&EXP.CO.,LTD
City: Qingdao
Province/State: Shandong
Country/Region: China
Tel: 86-532-85030157
Contact Person:
Ms AMILY MEI

UV329 Tinuvin 329 Benzotriazole UV Absorber , Cyasorb UV - 5411 Off - white Powder / Granule

Place of Origin : CHINA
Brand Name : GRANDSORB® 329
Certification : Reach pre-registration
Model Number : CAS
MOQ : Negotiable
Price : Negotiable
Packaging Details : 20KG Carton, 20KG drum, 250kg big bag
Delivery Time : prompt
Payment Terms : Negotiable
Supply Ability : 200mt/year
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UV329 Tinuvin 329 Benzotriazole UV Absorber , Cyasorb UV - 5411 Off - white Powder / Granule


Quick Detail :


UV 329 is a UV absorber of the hydroxyphenylbenzotriazole class , which imparts out - standing light stability to plastics and other organic substrates .


Description :

  1. Name : UV329
  2. Chemical name : 2 - ( 2' - hydroxy - 5' - tert - octylphenyl ) - 1H - benzotriazole
  3. CAS No. : 3147 - 75 - 9

UV328 exhibits strong absorbance in the 300 - 400nm region and minimum absorption in the visible region ( > 400nm ) of the spectrum . The absorption maximum area is at 301nm and 343nm in chloroform solution .


Applications :

UV 328’s use level ranged between 0.1 and 1.0 % depending on the substrate and performance requirements of the final application . The product can be used alone or in the combination of other additives . It could particularly get a good performance in the combination of hindered amine light stabilizers such as LS 770 , LS 622 , LS 791 and so on .


Specifications :

AppearanceOff-white Powder or Granule
Assay (GC)99% min
Melting Point103-105℃
Volatile0.3% max
Ash0.05% max
Transmittance460nm 97.0% min
500nm 98.0% min

Competitive Advantage :


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

Hongkun is one of the important manufacturers of UV328 in China with the same quality of BASF , and the application effect has been proved by many customers .


Product Tags:

uv stabilized polyethylene

      

hindered amine light stabilizer

      
China Customized Inflatable Bumper Ball Game Bubble Adult Grass CE supplier

UV329 Tinuvin 329 Benzotriazole UV Absorber , Cyasorb UV - 5411 Off - white Powder / Granule Images

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