CYASORB UV-3638 CAS 18600-59-4

CAS:18600-59-4

Molecular Formula:C22H12N2O4

Molecular Weight:368.34

EINECS:418-280-1

Mashoko anoreva zvakafanana:2,2'-(1,4-PHENYLENE)BIS-4H-3,1-BENZOXAZIN-4-ONE18600-59-4UV-3638; 18600-59-4UV-36382,2'-Benzene-1,4-diylbis(4H-3,1-benzoxazin-4-imwe); CyasorbUV-36382,2'-(1,4-PHENYLENE)BIS-4H-3,1-BENZOXAZIN-4-ONE; -(1,4-PHENYLENE)BIS-Chemicalbook4H-3,1-BENZOXAZIN-4-ONE

Siya Mharidzo Yako

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Chii chinonzi CYASORB UV-3638 CAS 18600-59-4?

Light stabilizer 3638 ndeyehupamhi hwema molecular huremu, kuderera kuderera uye ruvara rusina ruvara. Kunyanya yakakodzera kune yakakwira transmittance color zvinodiwa zveiyo optical industry. Light stabilizer 3638 ine yakakwira thermal stabilizer ine TGA (10%) yakakura kupfuura 371 degrees Celsius. Light stabilizer 3638 chizvarwa chitsva chezvakatipoteredza uye chinoshanda ultraviolet absorber. YeUVB, UVC ine yakanyanya kunyatso kunyura.

Tsanangudzo

Item	Tsanangudzo
Melting point	315-317 °C
Boiling point	522.8±20.0 °C(Zvakafanotaurwa)
Density	1.41±0.1 g/cm3(Zvakafanotaurwa)
Mhepo pressure	0-0Pa pa20-25 ℃
Kunyungudika kwemvura	112μg/L pa20℃
Acidity coefficient (pKa)	1.98±0.20(Zvakafanotaurwa)
LogP	4.7 pa22℃

Application

UV-3638 yakakwira molecular uremu, kuderera kuderera, kusvibiswa kusina ruvara. Inonyanya kukodzera indasitiri yemaziso inoda iyo transmittance color, yakadai sePET, PC optical material lenses, light diffuser ye backlit liquid crystal display devices, etc. Uv-3638 inopa simba rakasimba uye rakawanda rekusvira UV, kusvibiswa kusina ruvara. Iyo UV-3638 inokodzera thermoplastic polyester, nylon, uye maindasitiri ekudzivirira ane tembiricha yepamusoro yekugadzirisa uye zvakaomesesa zvinodikanwa zvekupfekwa kweUV.