CYASORB UV-3638 CAS 18600-59-4

CAS:18600-59-4

Tātai rāpoi:C22H12N2O4

Taumaha rāpoi:368.34

EINECS:418-280-1

kupu taurite: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-one);CyasorbUV-36382,2'-(1,4-PHENYLENE)BIS-4H-3,1-BENZOXAZIN-4-ONE;-(1,4-PHENYLENE)BIS-Chemicalbook4H-3,1-BENZOXAZIN-4-ONE

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Tohu Hua

He aha te CYASORB UV-3638 CAS 18600-59-4?

Ko te whakapumau marama 3638 he nui te taumaha ngota, he iti te pähekeheke me te pokekore.He pai rawa mo nga whakaritenga tae whakawhiti teitei o te ahumahi whatu.Ko te whakapumau marama 3638 he whakapumau waiariki teitei me te TGA(10%) nui ake i te 371 nga nekehanga Celsius.Ko te whakapumau marama 3638 he reanga hou o te kaihoroi ultraviolet tino pai me te pai.Mo te UVB, he pai te whakauru o te UVC.

Whakatakotoranga

Tūemi	Whakatakotoranga
Te rewa	315-317 °C
Kohuatanga	522.8±20.0 °C(I Matapaetia)
Kiato	1.41±0.1 g/cm3(Te Matapae)
Te pehanga kohu	0-0Pa i te 20-25 ℃
Te wairewa	112μg/L i te 20 ℃
Whakarea waikawa (pKa)	1.98±0.20(I Matapaetia)
RangitakiP	4.7 ki te 22 ℃

Taupānga

Ko te UV-3638 he nui te taumaha ngota, he iti te pähekeheke, he poke kore.He tino pai mo te ahumahi whatu e hiahia ana te tae whakawhiti, penei i te PET, PC whatu whatu whatu, diffuser marama o backlit liquid crystal display devices, etc. Uv-3638 whakarato UV absorption tino kaha, me te nui, poke kore tae.Ko te UV-3638 e tika ana mo te polyester thermoplastic, nylon, me nga ahumahi tiaki me te nui o te wera tukatuka me nga whakaritenga tino mo te whakauru UV.