Dental floss

A - Human Necessities – 61 – C

Patent

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A61C 15/04 (2006.01) A61K 7/16 (1995.01)

Patent

CA 2313691

The nylon fiber strand is coated with a coating to produce a coated surface on the nylon that mimics the surface characteristics of polytetrafluoroethylene (PTFE). The coating is comprised of a base prime coat and a top finish coat. These coatings are applied separately to the nylon fiber strand. The top finish coat which is also known as the nylon wax coat is comprised of waxes, an ester and a silicone, and primarily of waxes. The waxes are comprised of a mixture of a low melting point wax and a high melting point wax.

Le brin de fibres de nylon est enduit de façon à produire sur le nylon une surface enduite imitant les caractéristiques de la surface en polytétrafluoréthylène (PTFE). L'enduit est constitué d'une couche inférieure de préparation et d'une couche supérieure de finition. Ces enduits sont appliqués séparément sur le brin de fibres de nylon. La couche supérieure de finition, que l'on appelle également couche de cire du nylon, est constituée de cires, d'un ester et d'un silicone, et principalement de cires. Les cires sont constituées d'un mélange d'une cire à faible point de fusion et d'une cire à point de fusion élevé.

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