| 摘要 |
<p>A fibrous product of apatite comprises one or more apatites selected from apatites represented by the general formula:… M10(ZO4)6X2… wherein m represents Ca, Ba, Mg, Sr, Pb, Cd, Fe and the like, ZO4 represents PO4, AsO4, VO4, CO3 and the like, and X represents F, C l , OH and the like. This product has many applications including medical treatment uses and large scale microorganism cultivating media, and is particularly useful for implant materials having a good compatibility with the living organism and superior workability. …<??>The apatite product is produced by a method comprising the steps of:… (a) preparing a uniform dispersion of fine apatite particles in a solution of binder in water the apatite being one or more apatites selected from the aforesaid apatites;… (b) continuously extruding the dispersion through a plurality of spinning orifices in a spinning apparatus, while simultaneously stretching the dispersion into a fibrous state with the aid of a high speed air flow,… (c) heating resulting fiber stream to evaporate the water, and… (d) blowing the dewatered fiber stream onto a collector means to form a cotton-like product of apatite bonded together by the binder.</p> |
