Wadanne abubuwa zasu shafi danko na hydroxypropyl methylcellulose?

Domin aikace-aikace na rigar turmi, hydroxypropyl methylcellulose yana da kyau thickening Properties, iya muhimmanci ƙara bonding ikon tsakanin rigar turmi da tushe Layer, da kuma iya inganta anti-sag yi na turmi, don haka shi ne yadu amfani a plastering Turmi, waje. tsarin rufin bango da turmi bonding.

Domin thickening sakamako na cellulose ether, shi kuma iya ƙara da homogeneity da anti-watsawa ikon freshly gauraye siminti tushen kayan, da kuma iya hana matsalolin delamination, segregation da zub da jini a turmi da kankare. Ana iya shafa shi a kan simintin da aka ƙarfafa Fiber, simintin ruwa na ƙarƙashin ruwa da kuma simintin sarrafa kansa.

Hydroxypropyl methylcellulose na iya haɓaka aikin danko na kayan tushen siminti. Wannan aikin yafi fitowa daga danko na ether ether. Gabaɗaya, ana amfani da ma'anar lambobi na danko don yin hukunci da danko na ether bayani, yayin da cellulose A danko na ether yawanci yafi nufin wani taro na cellulose ether bayani, yawanci 2%, a kayyade zazzabi, kamar 20 digiri da kuma jujjuyawa, ta amfani da ƙayyadaddun kayan aunawa, kamar jujjuyawar viscometer. Ƙimar danko.

Danko yana ɗaya daga cikin mahimman sigogi don kimanta aikin ether cellulose. Mafi girman danko na maganin hydroxypropyl methylcellulose, mafi kyawun danko na kayan tushen siminti, kuma mafi kyawun aikin mannewa ga ma'aunin. A lokaci guda kuma, yana da The anti-sagging ikon da anti-watsawa ikon sun fi karfi, amma idan danko ya yi yawa, zai shafi gudana aiki da kuma aiki na tushen siminti.

Wadanne abubuwa zasu shafi danko na hydroxypropyl methylcellulose? Ya dogara da dalilai masu zuwa.

1. Matsayi mafi girma na polymerization na cellulose ether na hydroxypropyl methylcellulose, mafi girma da nauyin kwayoyin halitta, yana haifar da mafi girma danko na maganin ruwa.

2. Idan adadin ko ƙaddamar da ether cellulose ya fi girma, danko na maganin ruwa na ruwa zai zama mafi girma. Duk da haka, ya kamata a kula don zaɓar adadin da ya dace na ether cellulose lokacin amfani da shi, musamman don kauce wa yawan adadin ether na cellulose. Zai shafi aikin turmi da kankare.

3. Kamar yawancin ruwaye, danko na cellulose ether bayani zai ragu tare da karuwar yawan zafin jiki, kuma mafi girma da ƙwayar cellulose ether, ƙananan zafin jiki. Mafi girman tasiri.

4. Maganin ether cellulose yawanci pseudoplastic ne, wanda ke da halaye na raguwar ƙarfi. Mafi girman girman juzu'i yayin gwajin, ƙaramin danko.

Haɗin kai na turmi zai ragu saboda aikin ƙarfin waje, wanda kuma yana taimakawa wajen goge turmi, wanda zai haifar da haɗin kai mai kyau da aiki na turmi a lokaci guda. Duk da haka, idan bayani na ether cellulose yana da mafi girma taro Lokacin da danko ya yi ƙasa da ƙananan danko, zai nuna halaye na ruwa na Newtonian. Lokacin da maida hankali ya karu, bayani a hankali zai nuna halayen pseudoplastic ruwa, kuma idan ƙaddamarwa ya fi girma, pseudoplasticity zai zama mafi bayyane.