Dental adhesive

A - Human Necessities – 61 – K

Patent

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A61K 6/00 (2006.01) A61K 6/083 (2006.01)

Patent

CA 2626070

A one-part self-etching, self-priming dental adhesive having a pH of at most 2, which comprises an aqueous mixture containing (i) one or more polymerizable monomers optionally containing an acidic group, (ii) optionally one or more organic or inorganic acids, (iii) a polymerization initiator, and (iv) a thermal Polymerisation inhibitor of the following formula (I): wherein R~1 represents a hydrogen atom, or a saturated hydrocarbon group having 1 to 18 carbon atoms. R'2, which may be the same or different if more than one R'2 is present, independently represent a saturated hydrocarbon group having 1 to 18 carbon atoms, and c represents an integer of from 1 to 4.

Adhésif dentaire à un composant réactif et auto-amorçant ayant un pH d'au maximum 2, lequel comprend un mélange aqueux contenant (i) un ou plusieurs monomères polymérisables contenant éventuellement un groupe acide, (ii) éventuellement un ou plusieurs acides organiques ou inorganiques, (iii) un initiateur de polymérisation et (iv) un inhibiteur de polymérisation thermique répondant à la formule (I) suivante : dans laquelle R'1 représente un atome d'hydrogène ou un groupe hydrocarboné saturé ayant 1 à 18 atomes de carbone ; chaque R'2, qui peuvent être identiques ou différents si plus d'un R'2 est présent, représente indépendamment un groupe hydrocarboné saturé ayant 1 à 18 atomes de carbone ; et c représente un nombre entier allant de 1 à 4.

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