-
Kukonza cellulose kumaphatikizapo njira zosiyanasiyana zochotsera ndikuyeretsa kuchokera kuzinthu zachilengedwe, makamaka zomera. Cellulose, polysaccharide, imapanga kapangidwe ka makoma a maselo m'zomera ndipo ndi polima wachilengedwe wochuluka kwambiri padziko lonse lapansi. Kukonza kwake ndikofunikira kwambiri m'mafakitale osiyanasiyana...Werengani zambiri»
-
Mu kapangidwe ka matope ouma, cellulose ether ndi chowonjezera chofunikira chokhala ndi kuchuluka kochepa kowonjezera, koma chingathandize kwambiri kusakaniza ndi kumanga kwa matope. Mwachidule, pafupifupi mphamvu zonse zonyowa zosakaniza za matope zomwe zingawonekere ndi n...Werengani zambiri»
-
Nkhaniyi makamaka imasankha MMA, BA, AA ngati ma monomers, ndipo ikufotokoza zinthu zomwe zimapangitsa kuti graft polymerization ikhale yofanana ndi imeneyi, monga momwe zimakhalira ndi kuwonjezera, kuchuluka kwa kuwonjezera ndi kutentha kwa reaction kwa woyambitsa ndi monomer iliyonse, ndikupeza momwe zinthu zilili bwino pa graft polymerization. Rabara...Werengani zambiri»
-
Hydroxypropyl cellulose, yomwe ndi mankhwala othandizira, imagawidwa m'magulu awiri: hydroxypropyl cellulose (L-HPC) ndi hydroxypropyl cellulose (H-HPC) malinga ndi kuchuluka kwa hydroxypropoxy yake. L-HPC imakula kukhala yankho la colloidal m'madzi, ndipo ili ndi mphamvu...Werengani zambiri»
-
1. Maziko a chiphunzitso. Kutengera kapangidwe kake, hydrogen (Na+) pa CMC ndi yosavuta kuigawa mu yankho lamadzi (nthawi zambiri imapezeka mu mawonekedwe a mchere wa sodium), kotero CMC imapezeka mu mawonekedwe a anion mu yankho lamadzi, ndiko kuti, ili ndi mphamvu yoipa ndipo ndi amphoteric....Werengani zambiri»
-
Hydroxyethyl methyl cellulose HEMC ingagwiritsidwe ntchito ngati choteteza cha colloid, emulsifier ndi dispersant chifukwa cha ntchito yake yogwira ntchito pamwamba pa madzi. Chitsanzo cha momwe imagwiritsidwira ntchito ndi ichi: Zotsatira za hydroxyethyl methyl cellulose pa makhalidwe a simenti. Hydroxyethyl methylce...Werengani zambiri»
-
Mkaka woletsa ming'alu Mkaka woletsa ming'alu (mkaka woletsa ming'alu), womwe umapangidwa ndi mankhwala oletsa ming'alu opangidwa ndi emulsion ya polima ndi kusakaniza, simenti ndi mchenga wosakaniza ndi madzi muyeso winawake, ukhoza kukwaniritsa kusintha kwina popanda kusweka, ndikugwirizana ndi guluu. Nsalu imagwira ntchito bwino. Kumanga...Werengani zambiri»
-
Dongosolo lopaka utoto wopangidwa ndi madzi monga gawo lofunikira la ntchito yamakampani opanga ma cellulose ether, pakhala kusowa kwa ether yabwino kwambiri ya cellulose kuti ikwaniritse kufunikira kwa msika komwe kukukula, chifukwa cha mliriwu ndi kusintha kwa momwe zinthu zilili padziko lonse lapansi, unyolo wopereka ma cellulose ether nawonso wakhala ...Werengani zambiri»
-
Udindo wa ufa wa latex wosungunuka mu matope Pakadali pano, pamene zinthu zosiyanasiyana zapadera za matope ouma zikulandiridwa pang'onopang'ono ndikugwiritsidwa ntchito kwambiri, anthu mumakampani amasamala za ufa wa latex wosungunuka ngati chimodzi mwazowonjezera zazikulu za matope apadera a ufa wouma, kotero zinthu zosiyanasiyana ...Werengani zambiri»
-
Njira yolimbikitsira ya hydroxyethyl cellulose ndikuwonjezera kukhuthala kudzera mukupanga ma hydrogen bond apakati pa mamolekyulu ndi mkati mwa mamolekyulu, komanso kukhathamiritsa ndi kutsekeka kwa ma molekyulu. Chifukwa chake, njira yolimbikitsira ya hydroxyethyl cellulose ikhoza kugawidwa...Werengani zambiri»
-
Kusanthula kwa ming'alu yomwe imayambitsa kupaka pulasitala wosanjikiza wa gypsum 1. Kusanthula chifukwa cha kupaka pulasitala zipangizo zopangira gypsum a) Plasitala yomangira yosavomerezeka Gypsum yomangira imakhala ndi gypsum yambiri yosungunuka, zomwe zimapangitsa kuti gypsum igwirizane mwachangu. Kuti kupaka pulasitala kukhale ndi gypsum yopangidwa bwino...Werengani zambiri»
-
HPMC hydroxypropyl methylcellulose yakhala imodzi mwa zinthu zazikulu kwambiri zogwiritsira ntchito mankhwala kunyumba ndi kunja, chifukwa HPMC ili ndi ubwino womwe zinthu zina zogwiritsira ntchito sizili nawo. 1. Kusungunuka kwa madzi. Imasungunuka m'madzi ozizira pansi pa 40 ℃ kapena 70% ethanol, ndipo kwenikweni siisungunuka m'madzi otentha pamwamba pa...Werengani zambiri»