Thermochromic material for dental impression and method
AssigneeZhermack S.p.A.
InventorsTiziano Busin, Massimo Rossi, Francesco Callegaro
Life of this patent
Estimating the term…
Abstract
The present invention relates to a thermochromic material for dental impression, capable of reversibly changing color depending on the temperature at which said material is found, a method for its preparation and the use thereof. Said material includes a bicomponent silicone composition in combination with at least a thermochromic pigment.
Claims19
A thermochromic material for dental impression comprising a bicomponent silicone composition and one or more thermochromic pigments, said bicomponent silicone composition comprising a curable silicone polymer and a crosslinker compound, said one or more thermochromic pigments being present in the material in a concentration effective to permit the material, after crosslinking, to reversibly change color in a temperature dependent manner, said material, before being effectively cured, having a consistency of a dough effective to permit a dental patient to bite down on it and form an effective dental impression, said material being effective for obtaining an effective dental impression from the dental patient and being effectively deformable so that, after the dental impression is made, the material is effectively removable from the patient's mouth.
Dependencies are inferred from the claim text.