Neopentanediol dimethacrylate CAS 1985-51-9

-Qaabka molecular

Neopentanediol dimethacrylate NPGDMA
CAS No. 1985-51-9
EINECS No. 217-856-8
MF C13H20O4
Heerka tayada
daahirnimo min. 99.0% (GC)
Waxa ku jira asiidh max.0.02% (asiidh-saldhig titr., loo xisaabiyay sida MAAC)
Biyaha ugu badan.0.03%
Midabka max.20 (Pt-Co)
Xasilinta 50± 5 ppm MEHQ (HPLC)
Xogta jirka
U muuqda mid cad, aan midab lahayn ama dareere huruud ah
Uur u eg
Miisaanka molecular 240.0 g/mol
Cufnaanta 1.000 g/cm3 (20 ℃)
Tusmada dib-u-celinta 1.451 (20 ℃)
Barta karkarinta +114 ℃ (1014 mbar)
Qalab adag -30 ℃
Viscosity 8.0mPa.s (20 ℃)
Flashpoint +105.0 ℃
Solubility (20℃) <0.2% (ester in water)
Isticmaalka Maamulaha
Neopentanediol dimethacrylate waa wakiilka isdhaafsiga muhiimka ah oo si weyn loogu isticmaalo beeraha dhalada organic, dahaarka, Sol-xawaaraha iyo warshadaha caag ah.
Baakadaha
durbaannada caaga ah ama haanta birta ah, 200kg miisaanka saafiga ah.
Gaadiidka iyo Kaydinta
Ka fogow roobka dhalaalaya iyo heerkulka sare ee gaadiidka. Ku kaydi alaabta meel qabow, hadh iyo hawo leh, ka fogow dabka.6 bilood laga bilaabo taariikhda dhalmada heerkulka kaydinta ugu badnaan waa 30 ℃.
Tilmaamaha guud
guban kara ! Polymerization waxaa laga yaabaa in lagu bilaabo wasakheynta peroxides, xeryahooda aze, aions bir culus, tert. Amines, Scompounds. Polymerization sidoo kale waxaa keena iftiinka. Dheefta hawada oksijiinta ee monomer waxay lagama maarmaan u tahay xasilloonida. Heerkulka kaydinta waa inuusan dhaafin 35.

Neopentanediol dimethacrylate waa wakiil iskuxiran oo muhiim ah oo si ballaaran loogu isticmaalo beeraha dhalada organic, dahaarka, sol-xawaaraha iyo warshadaha caaga ah.