abstract |
CRYSTALLINE ALUMINOSILICATE ZEOLITE HAVING UNIFORM PORES OF FROM GREATER THAN 6 ANGSTROMS TO 15 ANGSTROMS IN DIAMETER AND CONTAINING SPECIFIED METAL AND/OR METAL IONS THEREIN, PREPARED BY "GROWING" CRYSTALS OF SUCH ALUMINOSILICATE FROM AN AQUEOUS MEDIUM CONTAINING SAID METAL IN ANIONIC FORM. |