. . . . "Particularly useful hydrophilic lubricity enhancing components include, but are not limited to, those selected from polyethylene glycol, polyvinylpyrrolidone, poly (N-vinyl lactams), polyacrylic acid, polyethylene oxide, polyvinyl alcohol, polysaccharides, carboxymethyl cellulose, hydroxyalkyl celluloses, such as hydroxypropylmethyl cellulose (HPMC) and the like, polymethacrylic acid, polyacrylami" . .