WebIt was proposed to express the restriction of phosphorous acid, mixed 2,4-bis(1,1-dimethylpropyl)phenyl and 4-(1,1-dimethylpropyl)phenyl triesters as the sum of the phosphite and phosphate forms of the substance, 4-tert-amylphenol and 2,4-di-tert-amylphenol; in addition the migration of 2,4-di-tert-amylphenol should not exceed 1 … WebBis(2,4-di-tert-butylphenyl) [1,1-biphenyl]-4-ylphosphonite CAS Number: 91362-37-7 Molecular formula: C40H51O2P IUPAC Name: bis(2,4-di-tert-butylphenyl) biphenyl-4-ylphosphonite. Constituent 3. Reference substance name: Tris(2,4-ditert-butylphenyl) phosphite EC Number: 250-709-6 EC Name: Tris(2,4-ditert-butylphenyl) phosphite …
Identification and evaluation of cell- growth-inhibiting …
WebJun 14, 2024 · The inhibiting effect of the secondary phosphite antioxidant degradation product bis(2,4-di-tert-butylphenyl)phosphate (bDtBPP) on cell growth is well-known. The present study describes structurally related compounds which are likely to be formed from similar widely used phosphite antioxidants used in materials for the manufacturing of … WebSep 1, 2024 · A novel pollutant, tris(2,4-di-tert-butylphenyl)phosphate (I168O), was identified in urban fine particulate matter (PM 2.5) samples in a nontargeted screening based on mass spectrometry for the first time.I168O was detected in all samples collected from two typical cities far away from each other in China. The concentrations of I168O … chung law firm
Scratch resistant polymer compositions专利检索- 由单体接 …
WebUse and Manufacturing. (3) The product of the product dichloropentaerythritol diphosphite obtained in the step (2) is added dropwise to an aqueous solution of 2, 4-di-tert-butylphenol having a concentration of 0.6 mol/L, 2, 4-di-tert-butyl The molar ratio of phenol and dichloropentaerythritol diphosphite is 2.30:1, stirred by nitrogen, stirring ... WebTris(2,4 -di -tert-butylphenyl)phosphite is a solid with a typical purity of >99% w/w. It has a melting point of 180 - 186 °C and decomposes above 350 °C. It has a measured vapour pressure of 1.3 x 10-10 hPa at 20 °C. The calculated octanol-water partition coefficient (log K … WebThe compound, bis(2,4-di-tert-butylphenyl)phosphate (bDtBPP), is derived from the breakdown of tris(2,4-di-tert-butylphenyl)phosphite (trade name Irgafos 168®), a common antioxidant additive present in many formulations of polyethylene (one of the polymers commonly used as the material contacting process fluids in bioprocess … detail of heroes