Ceramic siv calcium phosphate
specification
Tricalcium phosphate muaj biocompatibility zoo, bioactivity thiab biodegradability. Nws yog ib qho khoom siv zoo tshaj plaws rau tib neeg cov ntaub so ntswg kho thiab hloov, thiab tau ua tib zoo mloog hauv kev lag luam biomedical engineering thiab ceramic kev lag luam.
Kev ntsuas:
tsos | dawb hmoov |
P2O 5 | 42-45% |
Cao | 50-55% |
SIb 2 | 0.2% |
Al2O3 | 0.3% |
fe2o 3 | 0.2% |
Poob ntawm ignition | 0.25% |
Ntshiv | 93% |
Qhov ntau thiab tsawg | 140-200 dr hab |
daim ntawv thov:
Daim ntawv thov: Rau cov khoom siv ceramic, xws li cov pob txha ceramic china tableware thiab ceramic pottery thiab ceramic crockery, thiab lwm yam .... Tsis yog siv tshuaj los yog lwm yam kev siv.
Kev npaj ntawm calcium phosphate ceramic hmoov feem ntau suav nrog txoj kev ntub dej thiab cov tshuaj tiv thaiv zoo. Cov txheej txheem ntub dej muaj xws li: hydrothermal cov tshuaj tiv thaiv, aqueous tov los nag txoj kev, sol-gel method, ntxiv rau, organic precursor thermal decomposition method, microemulsion nruab nrab synthesis method, thiab lwm yam. thiab nplua particle loj.
Cov txheej txheem tshuaj tiv thaiv hauv lub xeev (cov tshuaj tiv thaiv tsis muaj oxygen) feem ntau muab cov khoom lag luam nrog stoichiometry thiab ua tiav crystallization, tab sis lawv yuav tsum tau kub thiab kub lub sij hawm kho, thiab sinterability ntawm cov hmoov no tsis zoo.
Calcium phosphate ceramic cov ntaub ntawv tau los ntawm hydrothermal txoj kev feem ntau muaj crystallinity siab thiab Ca / P ze rau stoichiometric tus nqi.
Qhov zoo ntawm cov txheej txheem nag lossis daus yog txheej txheem yooj yim thiab txhim khu kev qha, siab purity ntawm cov khoom sib xyaw, tsim nyog rau kev sim ntau dua li lwm txoj hauv kev, thiab nano-sized fiber particle hmoov tuaj yeem npaj tau raws li qhov ntsuas kub tsis tshaj 100 ℃. Hydroxyapatite txheej kuj tuaj yeem npaj los ntawm kev daws cov nag lossis daus.
Sol gel txoj kev tuaj yeem siv los npaj amorphous, nano-sized calcium phosphate ceramic hmoov nrog Ca / P piv ze rau tus nqi stoichiometric. Qhov zoo ntawm sol gel txoj kev yog siab purity, superfine, siab uniformity, controllable particle puab thiab loj, tshuaj tiv thaiv ntawm chav tsev kub thiab yooj yim cov khoom; Qhov tsis zoo yog tias cov txheej txheem tshuaj lom neeg yog qhov nyuaj, kev ntsuas yuav tsum tau ua kom tsis txhob agglomeration thiab ib puag ncig muaj kuab paug los ntawm cov kua ua kua.
Txoj kev daws nag lossis daus thiab sol gel txoj kev yog cov kev npaj nyiam ntawm calcium phosphate ceramic hmoov
Kev lag luam loj export: Is Nrias teb