Sinanox® 1222 is a phosphorus-containing hindered phenol antioxidant with good extraction resistance. It is especially suitable for polyester anti-aging, usually added before polycondensation, because it is also a polycondensation catalyst of polyester, used to eliminate the current more toxic antimony trioxide.
Sinanox® 1222
Chemical Name：Diethyl 3,5-di-tert-butyl-4-hydroxybenzyl phosphate；Antioxidant 1222
CAS：976-56-7
Formula：C19H33O4P
MW：356.44
Structure：
| Item | Specifications |
| Appearance | White powder |
| Melting point ℃ | ≥116.0 |
| Heating loss % | ≤0.5 |
| Fineness(100mesh) % | ≤3.0 |
This product is a phosphorus-containing hindered phenol antioxidant with good extraction resistance. Especially suitable for polyester anti-aging. It is usually added before polycondensation because it is a catalyst for polyester polycondensation. It can also be used for polyamide as a light stabilizer and has an antioxidant effect. It has a synergistic effect when used with ultraviolet absorbers. The product can also be used as a stabilizer for dimethyl terephthalate in storage and transportation.
25 KG /carton.
Or upon customer’s request.
10 tons per month.
Stored in a cool dry place out of direct sunlight.
We offer a variety of options to help you find the right product for your application
Provide formulation optimization support for water-based/solvent-based systems
Full coverage of REACH, FDA, and GB standards
99.8% on-time delivery rate, 10,000-ton production capacity guarantee
