Kaiwhakaahua DMM Dimethyl Maleate CAS 624-48-6
Dimethyl Maleate (DMM)
Te tātai matū me te taumaha ngota
Tātai matū: C6H8O4
Taumaha ngota: 144.12
Nama CAS: 624-48-6
Ngā Āhuatanga me ngā Whakamahinga
He wai hinuhinu mārama, kore tae, bp 115℃ (3mmHg), taupū whakaata 1.4283 (20℃).
Ka whakamahia hei hanga kirihou o roto, ka taea te whakakotahi me ngā monomers pēnei i te vinyl chloride, te vinyl acetate, te styrene, me ētahi atu.
Ka whakamahia hoki hei takawaenga rauropi mō te hanga i ngā hua maha pēnei i te hua o te ātete ki te hihi ultraviolet, me ētahi atu.
Paerewa kounga
| Whakatakotoranga | Tau Tuatahi | Tohu Paetae |
| Tae (Pt-Co), waehere Nama ≤ | 20 | 40 |
| Uara waikawa,mgKOH/g ≤ | 0.10 | 0.15 |
| Kiato (20℃),g/cm3 | 1.152±0.003 | |
| Te ihirangi o te ester,% ≥ | 99.0 | 99.0 |
| Te nui o te wai,% ≤ | 0.10 | 0.15 |
Te mōkihi me te rokiroki, te haumaru
I tākaihia ki roto i te pūtu rino piauau 200 rita, ko te taumaha kupenga 220 kg/pūtu.
Penapenahia ki te wāhi maroke, marumaru, hauhautanga. Āraia i te tukinga me te hihi o te rā, te ua rānei i te wā e whakahaere ana, e tukuna ana hoki.
Ki te tūtaki koe ki te ahi tino wera, mārama, ki te pā atu rānei ki te matū whakahāora, ka puta he tūponotanga mura. Ki te tūtaki koe ki te wera nui, ka nui haere te pēhanga i roto i te ipu, ka puta he tūponotanga pakū.
Ki te pā te kiri ki tētahi mea, tangohia ngā kākahu kua poke, horoia rawatia ki te wai nui me te hopi. Ki te pā te kanohi, horoia tonutia ki te wai nui, me te pupuri tonu i te kamo kia tuwhera mō te tekau mā rima meneti. Rapua he awhina hauora.
Tēnā whakapā mai ki a mātou kia whiwhi ai i te COA me te MSDS. Ngā mihi.
