Ọrụ Titanium Dioxide Ọkwa Nri N'ime mkpuchi swiiti
ngwugwu
titanium dioxide ọkwa nribụ mineral sitere n'okike nke a na-eji dị ka ihe na-acha ọcha na onye na-eme ka ọ dị ọcha na nri dị iche iche, gụnyere mkpuchi swiiti. Ọ bụ ihe mgbakwunye nwere nchekwa na nchekwa nke akwadoro maka iji ya na nri site n'aka ụlọ ọrụ na-achịkwa gburugburu ụwa, gụnyere US Food and Drug Administration (FDA) na EU European Safety Safety Authority (EFSA).
N'ichepụta swiiti, a na-eji titanium dioxide ọkwa nri mee ka agba na-egbuke egbuke, nke na-eme ka anya nke ngwaahịa ikpeazụ. Ọ dị irè karịsịa n'inweta agba na-egbuke egbuke ma na-agbanwe agbanwe na mkpuchi swiiti, na-eme ka ọ bụrụ ihe dị mkpa maka ndị na-emepụta ihe na ndị na-emepụta swiiti.
Otu n'ime ihe ndị bụ isi nke titanium dioxide ọkwa nri bụ ikike ya ịtụgharị uche na ịgbasa ìhè, nke na-enyere aka ịmepụta elu dị larịị, na-egbuke egbuke na ya.mkpuchi swiiti. Nke a dị mkpa karịsịa maka candies siri ike, dị ka chọkọletị na-ekpuchi ya na mkpụrụ osisi na-esi ísì ụtọ, ebe ọdịdị nke mkpuchi bụ isi ahịa ahịa.
Na mgbakwunye na mma ya, titanium dioxide ọkwa nri na-arụkwa ọrụ na-arụ ọrụ na mkpuchi swiiti. Ọ na-enyere aka melite ederede na ọnụ ọnụ nke mkpuchi ahụ, na-enye ya ihe na-eme ka ọ dị nro ma na-edozi ahụ nke na-eme ka ahụmahụ iri nri dum dịkwuo mma. Nke a dị mkpa karịsịa maka confections nke ezubere maka mmetụta uche, dịka ọdịdị nke mkpuchi nwere ike imetụta echiche nke ngwaahịa ahụ.
Ọ bụ ezie na a na-ejikarị titanium dioxide eme ihe na ụlọ ọrụ nri, a ka nwere esemokwu gbasara nchekwa nketitanium dioxide na nri. Ụfọdụ ọmụmụ welitere nchegbu banyere ihe ize ndụ ahụike nwere ike ime site na iri ihe nanoparticles titanium dioxide, nke bụ obere ihe ịnweta mineral nwere ike inwe ihe dị iche iche karịa ihe ndị buru ibu.
Agbanyeghị, ọ dị mma ịmara na titanium dioxide ọkwa nri nọ n'okpuru ụkpụrụ siri ike na nyocha nchekwa nke ụlọ ọrụ na-ahụ maka nri. A na-achịkwa nke ọma iji titanium dioxide ọkwa nri na mkpuchi swiiti iji hụ na ọ na-agbaso ụkpụrụ nchekwa na ọ dịghị etinye ihe ize ndụ nye ndị na-azụ ahịa.
Na mmechi, titanium dioxide ọkwa nri na-arụ ọrụ dị mkpa n'ịmepụta mkpuchi swiiti na-adọrọ adọrọ ma na-adọrọ adọrọ nke anyị niile hụrụ n'anya. Ikike ya ịkwalite agba, melite udidi na inye elu na-egbuke egbuke na-eme ka ọ bụrụ ihe dị mkpa maka ndị na-emepụta ihe oriri. N'ịbụ ndị nwere ụkpụrụ siri ike iji hụ na nchekwa ha, ndị na-azụ ahịa nwere ike ịga n'ihu na-ekpori ndụ na-ekpo ọkụ na-ekpo ọkụ na swiiti na-enweghị nchegbu maka iji titanium dioxide ọkwa nri.
| Tio2(%) | ≥98.0 |
| Ọdịnaya igwe dị arọ na Pb(ppm) | ≤20 |
| Mmanu mmanu (g/100g) | ≤26 |
| Ph uru | 6.5-7.5 |
| Antimony (Sb) ppm | ≤2 |
| Arsenic (As) ppm | ≤5 |
| Barium (Ba) ppm | ≤2 |
| Nnu na-agbaze mmiri (%) | ≤0.5 |
| Ọcha(%) | ≥94 |
| Uru L (%) | ≥96 |
| Ihe fọdụrụ na sieve (ntupu 325) | ≤0.1 |
Gbasaa ọdịde
Nha nha anya n'ụdị:
titanium dioxide ọkwa nri pụtara n'ihi nha urughuru otu ya. Ngwongwo a na-ekere òkè dị mkpa n'ịkwalite arụmọrụ ya dị ka ihe mgbakwunye nri. Na-ekwekọ urughuru size ana achi achi a ezigbo udidi n'oge mmepụta, na-egbochi clumping ma ọ bụ na-enweghị nkesa. Àgwà a na-enyere aka mgbasa nke ihe mgbakwunye, nke na-akwalite agba na udidi na-agbanwe agbanwe n'ofe ngwaahịa nri dị iche iche.
Ezigbo mgbasa ozi:
Njirimara ọzọ bụ isi nke ọkwa titanium dioxide bụ ezigbo dispersibility ya. Mgbe agbakwunyere nri, ọ na-agbasa ngwa ngwa, na-agbasa nke ọma na ngwakọta. Njirimara a na-eme ka ọ bụrụ nkesa nke mgbakwunye, na-eme ka agba agba na-agbanwe agbanwe na nkwụsi ike nke ngwaahịa ikpeazụ. Mgbasawanye nke ọkwa nri titanium dioxide na-eme ka nchikota ya dị irè ma na-eme ka mmasị na-ahụ anya nke ngwaahịa nri dị iche iche.
Njirimara pigmenti:
A na-eji titanium dioxide ọkwa nri eme ihe n'ọtụtụ ebe dị ka pigmenti n'ihi njirimara arụmọrụ ya dị egwu. Agba ọcha ya na-egbuke egbuke na-eme ka ọ bụrụ nhọrọ na-ewu ewu maka ngwa dị ka confectionery, mmiri ara ehi na ngwa nri. Na mgbakwunye, ihe eji eme pigmenti ya na-enye ọmarịcha opacity, nke dị mkpa maka imepụta ngwaahịa nri na-adọrọ adọrọ ma na-ahụ anya. titanium dioxide nke nwere ọkwa nri na-eme ka ihe oriri na-adọrọ adọrọ, na-eme ka ọ bụrụ ihe bara uru na ụwa nri.
