Kedu ihe bụ anụ ahụ na kemịkalụ nke maleic anhydride?

Maleic Anhydride Njirimara anụ ahụ na kemịkalụ: N'ọnọdụ okpomọkụ ụlọ, ọ na-apụta dị ka granules ọcha, agịga, flakes, mkpanaka, lumps ma ọ bụ blọk, yana mgbakasị siri ike. Njupụta dị n'etiti: 1.48; Ebe agbaze: 52.8°C; Ebe esi mmiri: 202.2°C. Maleic Anhydrid nwekwara ike ịdị mma na obere okpomọkụ (60-80°C). Ọ na-agbaze na ethanol, ether na acetone; na-emeghachi omume na mmiri iji mepụta maleic acid. Ọ na-ere ọkụ, uzuoku na uzuzu ya nwekwara ike ịmepụta ngwakọta mgbawa mgbe agwakọtara ya na ikuku.
Ọkọlọtọ Njikwa Ihe Onwunwe (GB-3676-92)
Ọdịdị Flake ọcha, granular
Ịdị ọcha nke anhydrid nke nwoke ≥99.5%
Ebe kristal ≥52.4°C
Agba agbaze ≤25Pt-Co
Ọdịnaya ntụ ≤0.005%
Ọdịnaya ígwè ≤5ppm

Gịnị mere ị ga-eji họrọ Maleic Anhydride? Ọ bụ isi ihe dị na resin polyester nke na-enweghị afọ ojuju, yana ọ na-emepe ọtụtụ kemịkalụ dị iche iche (BDO, THF, wdg). Zitere anyị ozi ugbu a ka anyị chọpụta ngwọta MA ahaziri maka azụmahịa gị!