Invention Grant
US07846994B2 Inorganic microspheres 有权
无机微球

Inorganic microspheres
Abstract:
This invention relates to inorganic microspheres having a relatively narrow particle size distribution, which may be prepared by spheridization of zeolite crystals. The microspheres are particularly useful for whitening polymer compositions and in other filler applications.
Public/Granted literature
Information query
Patent Agency Ranking
0/0