-
Cellulose ether ni polymeri ifite molekile nyinshi idafite ionic, ishobora gushonga mu mazi no gushonga mu buryo bwa solvent. Igira ingaruka zitandukanye mu nganda zitandukanye. Urugero, mu bikoresho by'ubwubatsi bya shimi, igira ingaruka zikurikira: ①Ituma amazi agumana ②Ibyinshi ③Iterambere ry'ubuziranenge...Soma byinshi»
-
Hydroxypropyl methylcellulose ni eteri ya cellulose idafite ionic ikomoka ku ipamba itunganyijwe, ibikoresho bya polymer karemano, binyuze mu buryo butandukanye bwa shimi. Ikoreshwa cyane cyane mu nganda z'ubwubatsi: ifu ya putty idakira amazi, putty paste, putty ishyushye, kole y'irangi, sima yo gusigwa amatafari...Soma byinshi»
-
1. Ifu y'ifu yumuka vuba Igisubizo: Ibi bifitanye isano ahanini no kongeramo kalisiyumu y'ivu n'umuvuduko w'amazi mu gufata fibre, ndetse binafitanye isano n'umwuma w'urukuta. 2. Ifu y'ifu irakura kandi irazunguruka Igisubizo: Ibi bifitanye isano n'umuvuduko w'amazi mu gufata, ibyo bikaba byoroshye kubaho iyo ...Soma byinshi»
-
Methylcellulose (MC) Formula ya molekile ya methylcellulose (MC) ni: [C6H7O2(OH)3-h(OCH3)n\]x Uburyo bwo kuyikora ni ugukora eteri ya cellulose binyuze mu buryo butandukanye nyuma y'uko ipamba itunganyijwe ivuwe na alkali, na methyl chloride igakoreshwa nk'ikintu gitanga eteri. Muri rusange, degr...Soma byinshi»
-
Cellulose ether ni polymer ikoze mu buryo bwa sillulose karemano binyuze mu guhindura ibinyabutabire. Cellulose ether ni ikintu gikomoka kuri cellulose karemano. Ikorwa rya cellulose ether ritandukanye na polymer zikoze mu buryo bwa sillulose. Ibikoresho byayo by'ibanze ni cellulose, imvange ya polymer karemano. Bitewe n...Soma byinshi»
-
Muri mortila yumye, cellulose ether ni inyongeramusaruro ikomeye ishobora kunoza cyane imikorere ya mortila itose kandi ikagira ingaruka ku mikorere y'ubwubatsi bwa mortila. Methyl cellulose ether igira uruhare mu kubika amazi, kuyagwiza, no kunoza imikorere y'ubwubatsi. Amazi abikwa neza...Soma byinshi»
-
Mu myaka ya vuba aha, hamwe no gushyira mu bikorwa politiki zijyanye no kubahiriza igitekerezo cy’iterambere rya siyansi no kubaka umuryango uzigama umutungo, imashini yo kubaka mu gihugu cyanjye irimo guhangana n’impinduka kuva ku mashini gakondo ijya ku mashini yumye, naho imashini yo kubaka ivanze n’imyuka...Soma byinshi»
-
Ifu yumye ni ifu yumye ivanze na polymer cyangwa ifu yumye ikoreshwa mu gutunganya ifu. Ni ubwoko bwa sima na gypsum nk'ibikoresho by'ibanze. Dukurikije ibisabwa mu nyubako zitandukanye, ifu yumye n'inyongera byongerwaho mu rugero runaka. Ni ifu yumye ikoreshwa mu kubaka...Soma byinshi»
- Ubukana bwinshi bwa eteri ya selulose bushobora kongera imikorere ya sima ya gypsum mu kubika amazi?
Ubucucike ni ikintu cy'ingenzi mu mikorere ya eteri ya selulosi. Muri rusange, uko ubucucike bwiyongera, ni ko ingaruka nziza zo kubika amazi muri sima ya gypsum ziyongera. Ariko, uko ubucucike bwiyongera, ni ko uburemere bwa eteri ya selulosi bwiyongera, kandi bikagabanuka mu buryo bujyanye n'ibyo...Soma byinshi»
-
1. Eteri za selulosi (MC, HPMC, HEC) MC, HPMC, na HEC zikunze gukoreshwa mu gusya, irangi, sima n'ibindi bicuruzwa, ahanini mu kubika amazi no kuyasiga amavuta. Ni byiza. Uburyo bwo gusuzuma no kumenya: Pima garama 3 za MC cyangwa HPMC cyangwa HEC, uyishyire muri ml 300 z'amazi hanyuma uvange...Soma byinshi»
-
Muri mortilage ivanze neza, ingano y’inyongera ya cellulose ether ni nto cyane, ariko ishobora kunoza cyane imikorere ya mortilage itose, kandi ni inyongera nyamukuru igira ingaruka ku mikorere y’ubwubatsi bwa mortilage. Guhitamo neza ether za cellulose z’ubwoko butandukanye, imiterere itandukanye...Soma byinshi»
-
Cellulose ether ni polymer idakora ionic, ishobora gushonga mu mazi no gushonga mu buryo bwa solvent. Igira ingaruka zitandukanye mu nganda zitandukanye. Urugero, mu bikoresho by'ubwubatsi bya shimi, igira ingaruka zikurikira: ①Ituma amazi agumana, ②Ituma amazi arushaho kubyimba, ③Ituma ibintu bihinduka, ④Filime...Soma byinshi»