|Title:||Benzenedimethanol suitable for micronisation|
|Abstract:||1-Hydroxy-2-naphthalene carboxylate (hydroxynaphthoate) salt of 4-hydroxy-a.sup.1 -[[[6-(4-phenylbutoxy)hexyl]-amino]methyl]-1,3-benzendimethanol in the form of spherical accretions of microcrystals, the spherical accretions being free-flowing, friable and micronisable and preferably having a mean particle size of from 70 to 300 mm and a mean surface area from 4 to 12 m.sup.2 g.sup.-1. The hydroxynaphthoate salt in the claimed form may be prepared by quenching a hot organic/aqueous organic solution containing the salt with a cold organic/aqueous organic solvent.|
|Inventor(s):||Beach; Steven F. (Ware, GB3), Latham; David W. S. (Ware, GB3), Roberts; Tony G. (Ware, GB3), Sidgwick; Colin B. (Ware, GB3)|
|Assignee:||Glaxo Group Limited (London, GB2)|
Patent Claim Types:|
see list of patent claims
|Foriegn Application Priority Data|
|Foreign Country||Foreign Patent Number||Foreign Patent Date|
|United Kingdom||9026005||Nov 29, 1990|
|Country||Document Number||Estimated Expiration||Supplementary Protection Certificate||SPC Country||SPC Expiration|
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