Pentamethyldiethylenetriamine CAS 3030-47-5
Ko te Pentamethydiethylenetriamine he wai karekau tae noa ki te kowhai kowhai, he ngawari te wairewa ki te wai. He whakakorikori tino kaha mo te tauhohenga polyurethane. Ko te nuinga ka whakakoi i te tauhohenga pahuka, ka whakamahia hoki ki te whakataurite i te pahuka me te tauhohenga ra. Kei te whakamahia nuitia i roto i nga momo pahuka polyurethane maro, tae atu ki nga pahuka pepa polyisocyanurate. Ko nga tikanga whakaputa o te pentamethyldiethylenetriamine ko te tikanga waikawa formaldehyde formaldehyde me te tikanga whakawaiwai formaldehyde.
Tūemi | Whakatakotoranga |
Te rewa | −20 °C(marama) |
Kiato | 0.83 g/mL i te 25 °C(marama) |
Kohuatanga | 198 °C(marama) |
Te pehanga kohu | 0.23 mm Hg (20 °C) |
Nga tikanga rokiroki | Whakaorangia ki raro +30°C. |
pKa | 8.84±0.38(I Matapaetia) |
Ko te Pentamethyldiethylenetriamine te nuinga e whakamahia ana hei takawaenga rawa nui mo te patupatu sulfonylurea, nga pepeke, me te whakahiato matū rongoa. He kaihoko acylating-kounga teitei hoki mo nga umanga matū penei i te polyamide, cryoprotectants matū, me nga tioata wai.
I te nuinga o te waa ka whakakiia ki te 25kg / pahū, ka taea hoki te mahi mo te kete.
Pentamethyldiethylenetriamine CAS 3030-47-5
Pentamethyldiethylenetriamine CAS 3030-47-5