Focus on Cellulose ethers

Ni irihe tandukaniro riri hagati ya HEC na MHEC?

Ni irihe tandukaniro riri hagati ya HEC na MHEC?

HEC na MHEC ni ubwoko bubiri bwibikoresho bya polimeri bishingiye kuri selile bikoreshwa mubikorwa bitandukanye, birimo kubyimbye, stabilisateur, na emulisiferi mubicuruzwa byibiribwa, ndetse no mubikoresho bya farumasi no kwisiga.Itandukaniro nyamukuru hagati yibi byombi nuko HEC ari hydroxyethyl selulose, naho MHEC ni methyl hydroxyethyl selile.

HEC ni polymer yamazi ashonga ikomoka kuri selile, mubisanzwe polysaccharide iboneka mubihingwa.Igizwe numurongo uringaniye wa molekile ya glucose hamwe na hydroxyethyl itsinda ryometse kumpera ya buri molekile.HEC selulose ikoreshwa nkibibyimbye, stabilisateur, na emulisiferi mubicuruzwa byibiribwa, ndetse no mubikoresho bya farumasi no kwisiga.Irakoreshwa kandi mu gukora impapuro no gucapa, ndetse no mu gukora ibifatika no gutwikira.

MHEC ni uburyo bwahinduwe bwa selile ya HEC aho hydroxyethyl itsinda risimbuzwa itsinda rya methyl.Ihinduka ryongera hydrophobicity ya polymer, bigatuma irwanya ibintu byoroshye amazi.MHEC ikoreshwa mubikorwa bitandukanye, harimo nkibibyimbye, stabilisateur, na emulisiferi mubicuruzwa byibiribwa, ndetse no mubikoresho bya farumasi no kwisiga.Irakoreshwa kandi mu gukora impapuro no gucapa, ndetse no mu gukora ibifatika no gutwikira.

Muri make, itandukaniro nyamukuru hagati ya selile ya HEC na MHEC nuko HEC ari hydroxyethyl selile, naho MHEC ni methyl hydroxyethyl selile.Ibyo bikoresho byombi bikoreshwa mubikorwa bitandukanye, harimo kubyimbye, stabilisateur, na emulisiferi mubicuruzwa byibiribwa, ndetse no mubikoresho bya farumasi no kwisiga.


Igihe cyo kohereza: Gashyantare-09-2023
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