久久久久久久久久久天美传媒,欧美日韩久久伊人网,国产一区视频免费在线观看,超碰在线进入中文字幕23页,成人午夜精品久久av,久久伊人网一区二区三区,播五月 亚洲激情av,久草兔视频在线观看,亚洲va韩国va欧美va天堂

1. Physical properties

Density: 0.9640

Refractive index: 1.471

Properties: colorless transparent liquid, slightly alcohol-like smell.

Dissolution: insoluble in water, soluble in general organic solvents.

Boiling point (℃): 148-156 (7.98 Pa, 0.06 mm

Preparation or sources: from triphenyl phosphite and isooctyl alcohol.

2. Quality index of phenylenediisooctyl phosphite:

Chromaticity (Pt-Co): ≤50

Acid value (KOHmg / g): ≤0.10

Density (ρ425) 0.940-0.960

Refractive index (nD25): 1.4750-1.4830

3.The use of phenylenediisooctyl phosphite

This product is a chelating agent and stabilizer in PVC and synthetic resin products. In addition to good color inhibition, this product can also increase antioxidant properties and light stability.

Scope of application: 1. PVC industry: pellets, transparent hard sheets, transparent pipes, agricultural films, mulch films, heat shrinkable films, etc.

2. Other synthetic resin industry: used as antioxidant or stabilizer.

3. Compound liquid and paste compound stabilizer.

4.Packaging and transportation:

Phosphorous acid monophenyl diisooctyl ester is packed in galvanized barrels with a net weight of 180 kg per barrel.