UV-819

UV-819
UV-819
UV-819

UV-819

Min.Order / FOB Price:Get Latest Price

500 Kilogram

Negotiable

  • Min.Order :500 Kilogram
  • Purity: 99.5%
  • Payment Terms : L/C,T/T,

Keywords

(phenylphosphoryl)bis[(2,4,6-trimethylphenyl)methanone] Photoinitiator 819 Photoinitiator-819

Quick Details

  • Appearance:white or almost white crystalline powder
  • Application:USP34 Or EP STANDERUsed as Antibiotic and Antimicrobial Agents
  • PackAge:Pack & Store:25kg cardboard barrels lined with plastic bags; or otherwise customized
  • ProductionCapacity:10|Metric Ton|Day
  • Storage:In cool ,dry place
  • Transportation:Preservce in well-closed containers, prptected from light,

Superiority:

 

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Quick Details
CAS No.:
162881-26-7
Other Names:
UV-819
MF:
C26H27O3P
EINECS No.:
423-340-5
Place of Origin:
Shanghai, China (Mainland)
Type:
Syntheses Material Intermediates
Purity:
99.0%min
Brand Name:
JST Photoinitiator
Model Number:
JSTR Photoinitiator
Application:
Plastic coating
Appearance:
Yellow powder
Loss on drying:
0.5% max.
max wavelength:
366nm(MeOH)(lit.)
Flashing point:
310.6℃
Supply Ability
Supply Ability:
1000 Kilogram/Kilograms per Month
Packaging & Delivery
Packaging Details
High quality Photoinitiator/UV-819 with CAS No.162881-26-7  
Packaging: 20kgs/carton.
Port
Any port in china
 

High quality Photoinitiator/UV-819 with CAS No.162881-26-7

 

Product Description

Basic information of Photoinitiator:

 

Product name: Phenylbis(2 4 6-trimethylbenzoyl)phosphine oxide 819

CAS NO: 162881-26-7

Purity:99.9%

Color: Yellow

Formula Weight: 418.46

 

 

Formula: C26H27O3P

 

Specification of Photoinitiator:

 

 

 

High quality Photoinitiator/UV-819 with CAS No.162881-26-7

Application of Photoinitiator: 

Suitable for UV-curable varnish and paint system, such as for wood , paper, metal, plastic, fiber and prepreg system of printing inks and so on.

In UV curable formulations for clear and pigmented coating on wood, metal, plastic, paper as well as for printing inks. It has outstanding curing performance in highly opaque white and pigmented coating or screen inks and affords minimum yellowing after exposure to strong UV radiation.

Additionally the outstanding absorption properties of 819 allow curing of thick sections.

 

Details:

Guidelines for use    
Thick sections  UV stabilization of HDPE, LLDPE, LDPE and PP 0.15-0.5%
Films  UV stabilization of LDPE and LLDPE   0.1-1.2%
Tapes  Ustabilization of HDPE and PP     0.2-0.8%
Fibers  UV stabilization of PP fibers          0.1-1.0%
Physical and Chemical Properties
Appearance and behaviour White to slightly yellow powder, odorless
PH-value (1% suspension in water 20~25oC)  6.3
Melting / freezing temperature  50~70 (softening range)
Boiling point/ range  not applicable
Density (20oC) ca  1.22g/cm3
Flash point >250
Ignition temperature 370
Oxidizing properties not tested
Self-ignition temperature not tested
Water solubility (20oC) ca  1.6mg/L
Vapor pressure (20oC)  2.5 E-6 Pa
Partition coefficient (Log Pow, 20~25oC)  5.2
Explosive properties  not tested

 

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