CYASORB UV-3638 CAS 18600-59-4

CAS:18600-59-4

ʻAno Molekala:C22H12N2O4

Kaumaha Molekala:368.34

EINECS:418-280-1

Nā huaʻōlelo like: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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He aha ka CYASORB UV-3638 CAS 18600-59-4?

ʻO ka mea hoʻopaʻa māmā 3638 o ke kaumaha molekala kiʻekiʻe, haʻahaʻa haʻahaʻa a me ke kala kala ʻole.Pono kūpono no nā koi kala transmittance kiʻekiʻe o ka ʻoihana optical.Loaʻa i ka mea hoʻopaʻa māmā 3638 kahi mea hoʻomaha wela kiʻekiʻe me kahi TGA (10%) ʻoi aku ma mua o 371 degere Celsius.ʻO ka stabilizer māmā 3638 kahi hanauna hou o ka mea hoʻonaninani ultraviolet maikaʻi.No ka UVB, he kiʻekiʻe ka hoʻopili ʻana o UVC.

Hōʻike

'ikamu	Hōʻike
Lae hehee	315-317 °C
Lae paila	522.8±20.0 °C(Wānana ʻia)
ʻO ka mānoanoa	1.41±0.1 g/cm3(Wānana ʻia)
Pumi mahu	0-0Pa ma 20-25 ℃
Ka hoʻoheheʻe wai	112μg/L ma 20 ℃
ʻO ka helu ʻakika (pKa)	1.98±0.20(Wānana ʻia)
LogP	4.7 ma 22 ℃

Palapala noi

ʻO UV-3638 ke kaumaha molekala kiʻekiʻe, haʻahaʻa volatility, pollution ʻole.He kūpono loa ia no ka ʻoihana optical e koi ana i ke kala transmittance, e like me PET, PC optical material lens, light diffuser o backlit liquid crystal display device, etc. Uv-3638 hāʻawi i ka ikaika loa a me ka nui o UV absorption, colorless pollution.He kūpono ka UV-3638 no ka polyester thermoplastic, nylon, a me nā ʻoihana pale me nā mahana hana kiʻekiʻe a me nā koi koʻikoʻi no ka absorption UV.