Hydroxyethyl Methyl cellulose HEMC

  • CAS 9032-42-2 HEMC  for construction addictives

    CAS 9032-42-2 HEMC don ƙwarewar gini

    1. HEMC hydroxyethyl methyl cellulose ana yin sa ne daga Sosai mai tsarkakakken auduga cellulose. Bayan maganin alkali da etherification na musamman sun zama HEMC. Bai ƙunshi kitsen dabbobi da sauran abubuwa masu aiki ba.

    2. Bayyanar HEMC farin barbashi ne ko hoda, wari da rashin dandano. Yana da hygroscopic kuma ba zai iya narke a cikin ruwan zafi, acetone. ethanol da toluene. Bayan kumburi cikin ruwan sanyi zuwa cikin maganin colloidal, narkewar ba ta da tasirin PH. Ya yi kama da methyl cellulose, amma tare da ƙaruwar ƙungiyoyin hydroxyethyl, yana da ƙarin haƙuri, mai sauƙin narkewa cikin ruwa kuma yana da yanayin zafin yanayi mafi girma.