Igi ti o dinku ti bulọọki idanwo ni mimu lẹhin didimu ṣe afihan ipa ti hydroxypropyl methylcellulose lori iduroṣinṣin iwọn didun ti nja foamed.O le rii pe iwọn lilo 0.05% hydroxypropyl methylcellulose jẹ iwọn lilo to dara julọ, ati nigbati iwọn lilo hydroxypropylmethylcellulose jẹ 0.05%, iga idinku ti pọ si ni ilọsiwaju.Onínọmbà fihan pe nigba ti hydroxypropyl methylcellulose ba yẹ, o le dinku idinku iwọn didun ti ara ti o nira lakoko ti o mu imudara omi ti slurry dara si.Lakoko ilana lile ti slurry, omi ti sọnu nigbagbogbo.Foomu inu inu tun jẹ aibalẹ nigbagbogbo, ati kikuru ti ara lile jẹ eyiti ko ṣeeṣe.Eyi jẹ ki iwọn didun ti ara lile jẹ riru, ati idapọ ti hydroxypropyl methylcellulose kii ṣe ipese ara lile nikan Ko ni ipa idaduro omi to dara nikan, ṣugbọn tun ṣe iduroṣinṣin ati lile foomu akọkọ nipasẹ awọn abuda ti slurry hardening ati hydroxypropyl. methylcellulose fiimu líle ni akoko kanna, ki o le mu kan ti o dara foomu stabilizing ipa ati ki o din isunki ti àiya iwọn didun ara.
Imuduro foomu iranlọwọ
Bi iye hydroxypropyl methylcellulose ti pọ si 0.5%, slump dinku die-die.Awọn data fihan pe nigba ti hydroxypropyl methylcellulose akoonu ko koja 0.05%, afikun ti hydroxypropyl methylcellulose le significantly mu awọn fluidity ati iki ti awọn foamed nja slurry.Lẹhin ti hydroxypropyl methylcellulose ti wa ni tituka, fiimu rirọ rirọ tutu ti wa ni akoso laarin awọn patikulu alakoso ti o lagbara ati awọn nyoju alakoso gaasi, eyiti o ni ipa didan ti o dara julọ lakoko ilana idapọ.Slurry jẹ ọfẹ ati aṣọ “bọọlu”, eyiti o ṣe imunadoko imunadoko omi ti slurry tuntun ti a dapọ: ṣugbọn ti iye hydroxypropyl methylcellulose ba kọja 0.5%, slurry yoo di viscous pupọ ati pe omi yoo dinku pupọ.Sibẹsibẹ, 0.05% hydroxypropyl methylcellulose kii ṣe idaniloju slump nikan, ṣugbọn tun ṣe idaduro awọn ifun afẹfẹ, eyiti o jẹ apẹrẹ fun fifi awọn eniyan kun.
Akoko ifiweranṣẹ: Oṣu Kẹrin Ọjọ 23-2023