Su Ne Nea Wɔde Di Dwuma Wɔ Aluminium Hydroxide Ho

Aluminium hydroxide (nnuru nhyehyɛe: Al(OH)3) yɛ aduru a ɛho hia a ɛnyɛ abɔde a nkwa wom a ɛwɔ abɔde mu nneɛma soronko, na edi dwuma titiriw wɔ nnwuma pii mu. Ne su atitiriw ne nnuru a egyina pintinn, ɔhyew a ɛporɔw su, tumi a ɛtwetwe nsu, ne biocompatibility, na ɛma ɛyɛ ade a ɛho nhia wɔ mfiridwuma mu nneɛma a wɔyɛ ne da biara da asetra mu.

Nnuru a Ɛyɛ Den ne Alkalinity a Ɛyɛ Mmerewa

Aluminium hydroxide yɛ nnuru a ɛyɛ den wɔ dan mu hyew ne nhyɛso mu na ɛne nneɛma afoforo nyɛ adwuma denneennen. Ɛyɛ amphoteric hydroxide a wɔtaa de di dwuma, na ɛne acid ahorow yɛ adwuma ma ɛyɛ aluminium nkyene na ɛne nnyinaso a ɛyɛ den yɛ adwuma ma ɛyɛ metaaluminates. Sɛ nhwɛso no, wɔ baabi a acid wɔ no, aluminium hydroxide no nwene ma ɛyɛ Al3+ ions; wɔ alkaline aduru a ano yɛ den mu no, ɛdan [Al(OH)4]− anaa AlO2−. Saa amphoteric su yi ma ɛho hia ma nsakraeɛ wɔ solution pH ne sɛ acid-base neutralizer.

Aluminium hydroxide nso yɛ alkaline a ɛnyɛ den na ɛma yafunu mu acid yɛ nea ɛnyɛ adwuma yiye, na ɛma ɛyɛ ade a wɔde di dwuma kɛse wɔ nnuru a ekum asikre mu, te sɛ yafunu mu aduru a agye din "aluminum hydroxide gel." Ne su a ɛtra hɔ daa-a ɛma yafunu mu pH kari pɛ bere tenten, na ɛtew abufuw a ɛba aduan mu a yafunu mu acid de ba no so.

Ɔhyew a Ɛporɔw Nneɛma ne Nneɛma a Wɔde Di Dwuma wɔ Refractory

Sɛ wɔma ɛyɛ hyew boro bɛyɛ digrii 200 a, aluminium hydroxide fi ase hwere ne nsu a ɛyɛ ahwehwɛ, na ɛde nkakrankakra porɔw yɛ aluminium oxide (Al2O3) ne nsu a ɛyɛ hyew. Saa adeyɛ yi awie koraa wɔ bɛyɛ 300-350℃. Sɛnea ɛyɛ hyew a ɛporɔw no ma ɛyɛ ade a eye sen biara a ɛmma ogya ntumi nhyew na ɛmma ogya ntumi nhyew. Sɛ wɔde aluminium hydroxide ka plastic, rɔba, ne nneɛma a wɔde kata so ho a, ɛporɔw wɔ ɔhyew a ɛkɔ soro mu, na ɛma nsu fi mu, na ɛnam so ma ɔhyew a ɛwɔ soro no so tew na ɛma mframa a ɛhyew no yɛ mmerɛw, na ɛma ogya ntumi nhyew. Bio nso, aluminium oxide a efi mu ba no tumi nwene kɛse na nnuru ntumi nyɛ adwuma, na ɛma ade no tumi gyina ɔhyew a ɛkɔ soro ano no yɛ kɛse.

Adsorption ne Nsuo a Wɔde Yɛ Adwuma

Aluminium hydroxide wɔ soro kɛse na ɛwɔ soro hydroxyl akuw (-OH) pii, a ɛma ɛyɛ adsorption tumi a eye kyɛn so, titiriw ma fluoride ions, phosphorus compounds, ne heavy metal ions bi. Wɔ nsuo a wɔde yɛ adwuma mu no, wɔtaa de aluminium hydroxide di dwuma sɛ flocculant, yi nneɛma nketenkete a ɛsensɛn nsuo mu ne colloidal matter fi nsuo mu denam charge neutralization ne bridging so, na ɛnam so ma nsuo no mu da hɔ yie. Wɔde di dwuma nso de yi fluoride, titiriw wɔ mmeae a asase ase nsu fluoride dɔɔso, baabi a aluminium hydroxide adsorption yɛ ɔkwan a ɛho ka sua-a ɛho ka sua.

Biocompatibility ne Nnuru a Wɔde Yɛ Nnuru

Aluminium hydroxide wɔ biocompatibility a ɛkyɛn so, ɛnyɛ awuduru mma onipa nipadua, na ɛnyɛ nea ɛbɛyɛ yiye sɛ ɛbɛma nipadua no mu tumi a ɛko tia nyarewa no apow, na ɛde di dwuma kɛse wɔ nnuru ne biomaterials mu. Wɔ sɛnea wɔde di dwuma sɛ aduru a ekum asikre akyi no, wɔde di dwuma nso sɛ aduru a wɔde boa nnuru a wɔde bɔ nkurɔfo ho ban, na ɛma nipadua no tumi a ɛko tia nyarewa no yɛ kɛse na ɛma nnuru a wɔde bɔ nkurɔfo ho ban no yɛ adwuma yiye. Bio nso, esiane nnuru a egyina pintinn ne abufuw a ɛnyɛ den nti, wɔde aluminium hydroxide nso di dwuma wɔ nsensan ho nneɛma ne akuru a wɔde kyekyere akuru mu de hyɛ ntini a wosiesie ho nkuran.

Aluminium hydroxide, esiane ne nnuru a ɛgyina pintinn, ɔhyew a ɛporɔw su, tumi a ɛtwetwe, ne biocompatibility nti, da mfaso a ɛtrɛw adi wɔ nnwuma te sɛ aduruyɛ, nneɛma a atwa yɛn ho ahyia ho banbɔ, ne nneɛma ho nyansahu mu. Ɛnam mfiridwuma mu nkɔsoɔ so no, wɔbɛtrɛw aluminum hydroxide adwumayɛ mu nkɔsoɔ mu bio, te sɛ nea wɔde di dwuma wɔ catalyst supports ne high-performance composite materials mu. Ne tumi wɔ mfiridwuma a ɛkorɔn-mfiridwuma mu no fata sɛ wɔkɔ so de adwene si so.