Cellulose ethers

Cellulose ethers imhuri yemapolysaccharides inotorwa kubva muselulosi, iyo yakanyanya kuwanda yemapolymer pasi pano. Iwo anonyungudika nemvura uye ane huwandu hwakasiyana hwekushandisa mumaindasitiri akasiyana, anosanganisira chikafu, mishonga, zvizorwa, uye kuvaka. Muchinyorwa chino, tichakurukura zvivakwa, kugadzirwa, uye mashandisirwo ecellulose ether zvakadzama.

Zvivakwa zveCellulose Ethers

Cellulose ethers ine yakasarudzika musanganiswa wezvivakwa izvo zvinoita kuti zvive zvakakosha mumashandisirwo akasiyana siyana. Zvimwe zvezvinhu zvakakosha zve cellulose ethers zvinosanganisira:

Kunyungudika kweMvura: Cellulose ethers inonyungudika zvakanyanya mumvura, izvo zvinoita kuti zvive nyore kushandisa mumagadzirirwo emvura. Ichi chivakwa chinovaita zvakare anoshanda thickeners uye stabilizers muchikafu uye mishonga yekugadzira.

Firimu-Kugadzira Zvivakwa: Cellulose ethers inogona kugadzira akajeka, anochinjika, uye akasimba mafirimu kana anyungudutswa mumvura. Ichi chivakwa chinobatsira mukugadzira machira, zvinonamira, uye mafirimu.

Kemikari Kugadzikana: Cellulose ethers yakagadzikana mumakemikari uye inopesana nehutachiona hwehutachiona, iyo inoita kuti ive yakakodzera kushandiswa mune zvakasiyana-siyana zvemaindasitiri.

Non-Toxicity: Cellulose ether haina chepfu uye yakachengeteka kuti ishandiswe muchikafu, mishonga, uye zvigadzirwa zvekuchengeta munhu.

Kugadzirwa kweCellulose Ethers

Cellulose ethers inogadzirwa nekugadzirisa cellulose kuburikidza nekuita kwemakemikari nemapoka akasiyana anoshanda. Mhando dzakajairika dze cellulose ether dzinosanganisira:

Methylcellulose (MC): Methylcellulose inogadzirwa nekuita cellulose nemethyl chloride uye sodium hydroxide. Inoshandiswa zvakanyanya seyakakora uye inodzikamisa mune chikafu uye mishonga yekugadzira.

Hydroxypropyl Cellulose (HPC): Hydroxypropyl cellulose inogadzirwa nekuita cellulose nepropylene oxide uye hydrochloric acid. Inoshandiswa sebinder, emulsifier, uye thickener mune zvekudya, mishonga, uye zvigadzirwa zvekuchengeta munhu.

Ethylcellulose (EC): Ethylcellulose inogadzirwa nekuita cellulose ne ethyl chloride uye sodium hydroxide. Inoshandiswa sebhainda, firimu-yekare, uye mumiriri wekupfekedza muindasitiri yemishonga uye yemunhu.

Carboxymethyl Cellulose (CMC): Carboxymethyl cellulose inogadzirwa nekuita cellulose ne chloroacetic acid uye sodium hydroxide. Inoshandiswa seyakakora, inosimbisa, uye emulsifier mune zvekudya, mishonga, uye maindasitiri ekuchengeta munhu.

Hydroxyethyl Cellulose (HEC): Hydroxyethyl cellulose inogadzirwa nekuita cellulose ne ethylene oxide uye sodium hydroxide. Inoshandiswa seyakakora, inosimbisa, uye emulsifier mune zvekudya, mishonga, uye maindasitiri ekuchengeta munhu.

Zvishandiso zveCellulose Ethers

Cellulose ethers ine huwandu hwakawanda hwekushandisa mumaindasitiri akasiyana, kusanganisira:

Indasitiri Yezvekudya: Cellulose ethers inoshandiswa zvakanyanya seyakakora, inosimbisa, uye emulsifiers mukugadzira chikafu. Anoshandiswa muzvigadzirwa zvakaita seaizikirimu, sosi, madhirezi, uye zvinhu zvakabikwa.

Indasitiri Yemishonga: Cellulose ethers inoshandiswa semabhainda, disintegrants, uye machira mukugadzirwa kwemishonga. Iwo anoshandiswa mumapiritsi, capsules, uye mamwe akasimba dosage mafomu.

Indasitiri Yekutarisira Pamunhu: Cellulose ethers anoshandiswa seanokora, anosimbisa, uye emulsifiers muzvigadzirwa zvekuchengeta zvemunhu zvakaita seshamposi, lotions, uye makirimu.

Indasitiri Yekuvaka: Cellulose ethers inoshandiswa seanochengetedza mvura, makobvu, uye mabhainda muzvinhu zvekuvaka zvakaita sesimende, dhaka.