Hydroxyyeryl selile ni uburyo bwo kwerekana urugero rwinshi ya selile, yakoreshejwe nk'ibitabo bishingiye ku mazi, cyane cyane iyo ububiko bushingiye ku mazi, cyane cyane iyo stosity ari hejuru kandi ko hashyizweho vicosiya. Ubumwe bwa Cellulose biroroshye gutatanya mumazi akonje hamwe na PH 7, ariko biroroshye gutera imbere mumazi ya alkaline hamwe na PH 7.5, bityo rero tugomba kwitondera etherlese.
Ibiranga no gukoresha hydroxyyerthyl selile:
1. Enzyme amazi adafite ionic witonze, ashobora gukoreshwa muburyo butandukanye bwa PH (PH = 2-12).
2. Biroroshye gutatanya, birashobora kongerwaho muburyo bwifu yumye cyangwa muburyo bwo gutandukana mugihe usya pigment numwuka.
3. Kubaka byiza. Ifite ibyiza byo kuzigama imirimo, ntabwo byoroshye gutonyanga no kumanika, no kurwanya ibyiza.
4. Guhuza neza na surfactanty surfactians hamwe nuburinganire bukoreshwa mu kirangizo cya latex.
5. Ububiko bwa stcosity burahagaze, bushobora kubuza vicosi yamashanyarazi ya latex kubera kugabanuka kubera kubora imisemburo muri demoloseilyl selile.
Imitungo ya hydroxyyeryl selile
Hydroxyyeryl selile ether ni polymer idafite amazi. Ni ifu yera cyangwa yumuhondo itemba byoroshye. Mubisanzwe bidahunze mubintu byinshi
1.
2. Ntabwo ari ionic kandi irashobora kubana nindi polymers ihujwe namazi, surfactacts, numyuga. Numukendezo mwiza cyane kubisubizo birimo electrolytes yo hejuru.
3. Ubushobozi bwo kugumana amazi ni byinshi byikubye kabiri bya Methyl selile, kandi bifite amategeko meza.
4. Ugereranije na methyl yamenyekanye na hydroxypropyl methyl Methyl Methyl Methyl Methyl Methyl Methie
Kubyimba
Bigira ingaruka ku gikorwa, nka: Amavuta yo kurwanya, gucika intege, kurwanya igihombo; Imiterere idasanzwe ya selile ya selile irashobora gutuza ifu muri sisitemu yo kwiyoroshya, gahoro gahoro ko gutura, kandi bigatuma sisitemu ibona ingaruka nziza.
Kurwanya amazi meza
Nyuma ya firime yerekana irangi rwose, ifite amazi meza. Ibi biragaragaza cyane cyane agaciro k'ingamurwa ryamazi muri sisitemu yo hejuru ya PVC. Kuva mu mahanga mu bushinwa, muri iyi sisitemu yo murwego rwohejuru, ingano ya selile ether yongeyeho ko ari 4-6 ‰.
Kugumana amazi meza
Hydroxyyeryl selile irashobora kuramba igihe cyo guhura no kugenzura igihe cyumisha kugirango ubone firime nziza; Muri bo harimo no kugumana amazi ya methyl selile kandi hypmpimellose ibitonyanga biri hejuru ya 40 ° C, hamwe nubushakashatsi bumwe bwamahanga bwizera ko bishobora kugabanuka na 50%, birashoboka cyane mubibazo byiyongereye cyane.
Umutekano mwiza wo kugabanya induru
Kuraho imyanda, Syneresis na Flocture; Hagati aho, hydroxyithyyl selile ether ni ubwoko bwibicuruzwa bidafite ionic. Ntabwo yitwara hamwe ninyongera zitandukanye muri sisitemu.
Guhuza neza na sisitemu y'amabara menshi
Guhuza neza kw'amabara, pigment n'abashubije; HydroxyAythyl selile ether ifite iterambere ryiza ryamabara, ariko nyuma yo guhindura, nka methyl na rotyl, hazabaho ingaruka zihishe zo guhuza pigment.
Guhuza neza nibikoresho bitandukanye
Irashobora gukoreshwa muri sisitemu zitandukanye zo gutwika.
Igikorwa kinini gitateganywa
Bikwiranye na sisitemu ya silicate
Igihe cyagenwe: Gashyantare-02-2023