| 摘要 |
<p>PCT No. PCT/NO97/00076 Sec. 371 Date Apr. 14, 1999 Sec. 102(e) Date Apr. 14, 1999 PCT Filed Mar. 13, 1997 PCT Pub. No. WO97/33693 PCT Pub. Date Sep. 18, 1997Microporous crystalline metallophosphate composition having an essential framework structure whose chemical composition in the as synthesised form expressed in terms of mole rations of oxides is: mR(MxAlyPz)O2 where M is silicon, x+y+z=1, m may have a value from 0.02 to 0.3, R is at least one templating agent, x, y and z represent the mole fractions of silicon, aluminium and phosphorous presentin the product, and where x may have a value from 0 to 0.5, y may have a value from 0.25 to 0.5 and z may have a value from 0.25 to 0.5, and where one reactive form of fluoride may be present in an effective amount to form the product, and having a characteristic X-ray powder diffraction pattern containing at least the d-spacings as set forth in Table 1.</p> |
