| 摘要 |
<p>An improved urethane pre-polymer-based surface coating comprising a mineral filler the improvement comprising a benzothiazolythio compound and arylsulphorylisocyanate compound. A method of delaying or preventing the cross-linking or gelation of a urethane pre-polymer-based surface coating prepared with a mineral filler, comprises adding to of the formulation the surface coating a benzothiazolythio compound and an arylsulphonylisocyanate compound in amounts effective to prevent or delay the cross-linking or gelation of the surface coating.</p> |
