Hydroxypropyl methylcellulose HPMC na iya inganta riƙe ruwa na turmi sosai. Idan adadin ƙarin ya kai 0.02%, za a ƙara yawan riƙe ruwa daga 83% zuwa 88%; adadin ƙarin shine 0.2%, adadin riƙe ruwa shine 97%. A lokaci guda, ƙaramin adadin HPMC kuma yana rage yawan raba ruwa da zubar jini na turmi sosai, wanda ke nuna cewa HPMC ba wai kawai zai iya inganta riƙe ruwa na turmi ba, har ma yana inganta haɗin turmi sosai, wanda ke da matukar amfani ga daidaiton ingancin ginin turmi.
Duk da haka, hydroxypropyl methylcellulose HPMC yana da wani mummunan tasiri akan ƙarfin lanƙwasa da ƙarfin matsi na turmi. Tare da ƙaruwar adadin ƙarin HPMC, ƙarfin lanƙwasa da ƙarfin matsi na turmi yana raguwa a hankali. A lokaci guda, HPMC na iya ƙara ƙarfin lanƙwasa na turmi. Lokacin da adadin HPMC ƙasa da 0.1%, ƙarfin lanƙwasa na turmi yana ƙaruwa tare da ƙaruwar yawan HPMC. Lokacin da adadin ya wuce 0.1%, ƙarfin lanƙwasa ba zai ƙaru sosai ba. Hydroxypropyl Methyl
Cellulose HPMC kuma yana ƙara ƙarfin haɗin turmi. 0.2% HPMC ya ƙara ƙarfin haɗin turmi daga 0.72 MPa zuwa 1.16 MPa.
Bincike ya nuna cewa HPMC na iya tsawaita lokacin buɗe turmi sosai, ta yadda adadin turmi zai faɗi sosai, wanda hakan yana da matuƙar amfani ga gina tayal ɗin haɗin. Idan ba a haɗa HPMC ba, ƙarfin haɗin turmi zai ragu daga 0.72 MPa zuwa 0.54 MPa bayan mintuna 20, kuma ƙarfin haɗin turmi mai 0.05% da 0.1% HPMC zai zama 0.8 MPa da 0.84 MPa bayan mintuna 20. Idan ba a haɗa HPMC ba, zamewar turmi zai kasance 5.5mm. Tare da ƙaruwar abun ciki na HPMC, zamewar za ta ci gaba da raguwa. Lokacin da adadin ya kasance 0.2%, zamewar turmi zai ragu zuwa 2.1mm.
Lokacin Saƙo: Maris-03-2022