Description CAS#: 5495-84-1 Chemical name: (ITX) 2-Isopropylthioxanthone Lencolo 5025 is a high-efficiency type II photoinitiator, which is suitable for photocuring materials composed of unsaturated polyester, etc. Its advantage is that it has good compatibility with organic solvents, and it is used for the corresponding resins together with tertiary amines. It is used for UV polymerization and curing. It is generally used in screen printing inks, varnishes, lithographic printing inks, flexo printing inks, electronic products, and wood coatings. Its absorption peak is at 258-382 nanometers. It can also be used as a photosensitizer to enhance the curing performance of UV 907.
Chemical & physical data
Ingredients
2-Isopropylthioxanthone
Molecular formula:
C16H14OS
Appearance:
Yellow crystal powder
Melting point:
70~76ºC
Purity:
≥98%
Volatile matter:
≤0.2%
Ash
≤0.1%
Absorption peak
258,382nm
Application Used in screen printing inks, varnishes, lithographic inks, flexo inks, electronics, wood coatings.
Usage method:Offset ink: 2~4% Colored paint: 1~4% Addition amount: 0.2 ~ 2% Users are advised to determine the optimum dosage by experiment before use.
Related product display
FAQ 1) Are you a factory or trading company ? A: We are a professional factory with over 5 years producing experience.
2) MOQ A: 1KG
3) How about your payment? A:30% deposit in advance, 70% balance by T/T, L/C, paypal, Western Union or else before shipment.
4) What about the lead time? A: Samples around one week, mass production around two weeks. (The specific delivery time would be determined by the ordered products and quantity)
TDS and SAMPLE are avaiable for evaluation, Should you have any question, please feel free to contact us.