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Amashanyarazi avanze yerekana ibintu bya sima, igiteranyo cyiza, ivangwa, amazi nibindi bice byagenwe ukurikije imikorere. Ukurikije igipimo runaka, nyuma yo gupimwa no kuvangwa muri sitasiyo ivanga, ijyanwa aho ikoreshwa n'ikamyo ivanga. Bika i ...Soma byinshi»
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Ubwoko bwuruvange rusanzwe rukoreshwa mukubaka minisiteri yumye ivanze, imikorere yabyo, uburyo bwibikorwa, ningaruka zabyo mubikorwa byumusaruro wivanze wumye. Ingaruka zo kunoza ibintu bigumana amazi nka selulose ether na krahisi ether, ntibisubirwamo ...Soma byinshi»
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Hamwe n’iterambere rikomeje gutera imbere mu nganda no guteza imbere ikoranabuhanga, binyuze mu kwinjiza no kunoza imashini zitera za minisiteri z’amahanga, ikoranabuhanga ryo gutera imashini no guhomesha iterambere ryateye imbere cyane mu gihugu cyanjye mu myaka yashize. Imashini itera imiti ni d ...Soma byinshi»
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1. Icyiciro cya chimique ya buri munsi hydroxypropyl methylcellulose ubwoko bwihuse ni ifu yera cyangwa yumuhondo gake, kandi ntabwo ihumura, uburyohe kandi ntabwo ari uburozi. Irashobora gushonga mumazi akonje no kuvanga ibishishwa byumubiri kugirango bibe igisubizo kiboneye. Igisubizo cyamazi gifite ubuso a ...Soma byinshi»
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Hydroxyethyl selulose (HEC) ni umuhondo wera cyangwa umuhondo wera, udafite impumuro nziza, fibrous idafite uburozi cyangwa ifu ikomeye. Ikozwe mu ipamba mbisi cyangwa ifu yatunganijwe neza muri 30% ya soda ya caustic. Nyuma yigice cyisaha, irasohoka igakanda. Kunyunyuza kugeza igipimo cyamazi ya alkaline kigeze kuri 1: 2.8, hanyuma ...Soma byinshi»
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1.Ni ubuhe butumwa bukoreshwa bwa pisitori ya latx isubirwamo? Igisubizo: Ifu ya redispersible latex ibumbabumbwa nyuma yo gutatanya kandi ikora nkigikoresho cya kabiri kugirango yongere umubano; kurinda colloid yakirwa na sisitemu ya minisiteri (ntibizavugwa ko isenyutse nyuma yo kubumba. Cyangwa dis ...Soma byinshi»
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Amababi avanze neza ni sima, igiteranyo cyiza, kuvanga, amazi nibindi bice byagenwe ukurikije imikorere. Ukurikije igipimo runaka, nyuma yo gupimwa no kuvangwa muri sitasiyo ivanga, ijyanwa aho ikoreshwa n'ikamyo ivangavanga, igashyirwa mu buryo budasanzwe Amazi ...Soma byinshi»
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Ibivanze bigira uruhare runini mugutezimbere imikorere yubwubatsi bwa minisiteri yumye, ariko kongeramo amavuta avanze yumye bituma igiciro cyibikoresho byibikoresho bivangwa na minisiteri yumye byiyongereye cyane ugereranije nibisanzwe bya minisiteri, bingana na 40% bya ikiguzi cyibikoresho byumye-bivanze ...Soma byinshi»
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Hydroxypropyl methylcellulose ikozwe muri selile nziza cyane ya selulose binyuze muri etherifike idasanzwe mugihe cya alkaline, kandi inzira yose irarangiye ikurikiranwa byikora. Ntishobora gukemuka muri ether, acetone na Ethanol yuzuye, kandi ikabyimba muri collo isobanutse cyangwa igicu gike ...Soma byinshi»
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Umubare munini wa hydroxypropyl methylcellulose ether ituma amazi muri minisiteri umwanya uhagije kugirango ateze imbere guhora kwa sima no kunoza imikoranire hagati ya minisiteri na substrate. Ingaruka yubunini bwa Particle no kuvanga igihe cya Hydroxypropyl Methyl Cellulose Ether ...Soma byinshi»
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Cellulose ether ni ubwoko bwa polymer karemano ikomoka, ifite ibiranga emulisation no guhagarikwa. Mu bwoko bwinshi, HPMC nimwe ifite umusaruro mwinshi kandi ikoreshwa cyane, kandi ibisohoka biriyongera vuba. Mu myaka yashize, tubikesha iterambere rya ...Soma byinshi»
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Hydroxypropyl methylcellulose (HPMC) ni ether ya selile idafite ionic ikozwe muri polymer naturel ya selile isanzwe ikoresheje uburyo bwa chimique. Ni ifu yera itagira impumuro nziza, itaryoshye kandi idafite ubumara bwabyimbye mubisubizo bisobanutse cyangwa bicu byoroheje byoroheje mumazi akonje. Ifite t ...Soma byinshi»