Antioxidant 626；Bis (2,4-di-tert-butylphenol) pentaerythritol diphosphate Guangzhou Yuanda New Material Co.,Ltd

Product Name	Antioxidant 24
Synonyms	Irgafos 126 Primanox626 Mark PEP 24 Ultranox 626 Antioxidant 24 antioxidant 24 Antioxidant 626 Synonyms Irgafos 126 Primanox626 Mark PEP 24 Ultranox 626 Antioxidant 24 antioxidant 24 Antioxidant 626 ADK Stab PEP 24 Bis(2,4-di-tert-butylphenyl) pentaerythritol diphosphite Bis-(2,4-di-tert-butylphenyl)-pentaerythrityl diphosphite BIS-(2,4-DI-TERT-BUTYLPHENYL)PENTAERYTHRITOL DIPHOSPHITE (ULTRANOX 626) phosphorous acid, cyclic neopentanetetrayl bis(2,4-di-tert-butylphenyl)ester 3,9-Bis(2,4-di-tert-butylphenoxy)-2,4,8,10-tetraoxa-3,9-diphosphaspiro(5.5)undecan 3,9-bis(2,4-di-tert-butylphenoxy)-2,4,8,10-tetraoxa-3,9-diphosphaspiro[5.5]undecane 2,4,8,10-Tetraoxa-3,9-diphosphaspiro5.5undecane, 3,9-bis2,4-bis(1,1-dimethylethyl)phenoxy- 3,9-Bis(2,4-bis(1,1-dimethylethyl)phenoxy)-2,4,8,10-tetraoxa-3,9-diphosphaspiro(5.5)undecane 4,8,10-Tetraoxa-3,9-diphosphaspiro[5.5]undecane, 3,9-bis[2,4-bis(1,1-dimethylethyl)phenoxy]-2
CAS	26741-53-7
EINECS	247-952-5
Chemical Formula	C33H50O6P2
Molecular Weight	604.69
inchi	InChI=1/C33H50O6P2/c1-29(2,3)23-13-15-27(25(17-23)31(7,8)9)38-40-34-19-33(20-35-40)21-36-41(37-22-33)39-28-16-14-24(30(4,5)6)18-26(28)32(10,11)12/h13-18H,19-22H2,1-12H3
Package	25KG/Bag
Price	RFQ
Descriptions	Antioxidant 626, chemical name bis (2,4-di-tert-butylphenol) pentaerythritol diphosphate, molecular formula C33H50O6P2, with a white powder appearance, is an auxiliary type of phosphite antioxidant. It is generally used as an upgraded product of antioxidant 168, characterized by anti yellowing, high transparency, and is a low volatility organic synthetic antioxidant. It is widely used in polypropylene, polyethylene, ABS The synthesis and processing of various plastics such as polycarbonate fibers and polyester resins. Antioxidant 626 is a high-performance solid organic phosphite antioxidant that has a good protective effect on the color of polymers and is superior to other phosphite esters. It is generally not used alone and is often combined with phenolic main antioxidants such as antioxidant 1010 to improve the thermal stability of polymer processing. After compounding with phenolic antioxidants, 626 is widely used in polymer materials such as PE, PP, PS, polyamide, polycarbonate, ABS, etc.
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Last Update	2026-02-09 10:32:56

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