NOVELTY – Deformable nanocapsules comprise polymeric wall of poly(lactic acid) and oily core of retinyl palmitate. USE – Deformable nanocapsules used for preparing sunscreen cosmetic and anti-inflammatory and antioxidant medicament (all claimed). ADVANTAGE – The deformable nanocapsules ensure easiness of scaling, non-toxic solvents and good reproducibility.
A96 (Medical, dental, veterinary, cosmetic.); D21 (Preparations for dental or toilet purposes – including filling alloys, compositions for dentures or dental impressions, anti-caries chewing gum, plaque disclosing compositions, toothpastes, cosmetics, shampoos, topical anti-sunburn compositions and toilet soaps (A61K).); B07 (General – tablets, dispensers, catheters (excluding drainage and angioplasty), encapsulation etc, but not systems for administration of blood or saline or IV feeding etc.); B02 (Fused ring heterocyclics.)