| abstract |
To provide capsules or films that are whitened without the use of white pigments such as titanium dioxide, there are provided films, capsules, and film-forming compositions characterized by comprising a film-forming polymer component and a whitening agent comprising: a surfactant or a surfactant and a salt. The surfactant is characterized by being selected from the group consisting of polyol fatty acid esters, polyethylene glycols, polypropylene glycols, polyalkylene oxide derivatives, alkyl sulfate salts and saponins. |