	US 12,491,141 B2
	Dental root canal filling composition
Joachim E. Klee, Radolfzell (DE); and Matthias Worm, Constance (DE)
Assigned to Dentsply Sirona Inc., York, PA (US)
Appl. No. 17/781,059
Filed by DENTSPLY DETREY GMBH, Constance (DE); and DENTSPLY SIRONA INC., York, PA (US)
PCT Filed Dec. 17, 2020, PCT No. PCT/EP2020/086720 § 371(c)(1), (2) Date May 31, 2022, PCT Pub. No. WO2021/122957, PCT Pub. Date Jun. 24, 2021.
Claims priority of application No. 19217246 (EP), filed on Dec. 17, 2019.
Prior Publication US 2023/0014155 A1, Jan. 19, 2023
Int. Cl. A61K 6/891 (2020.01); A61K 6/78 (2020.01); A61K 6/887 (2020.01); A61K 6/898 (2020.01); C08L 1/14 (2006.01); C08L 1/28 (2006.01); C08L 79/02 (2006.01)

CPC A61K 6/891 (2020.01) [A61K 6/78 (2020.01); A61K 6/887 (2020.01); A61K 6/898 (2020.01); C08L 1/14 (2013.01); C08L 1/28 (2013.01); C08L 79/02 (2013.01)]

20 Claims

1. Dental root canal filling composition comprising

(i) at least one di- or polyepoxide;

(ii) at least one primary monoamine; and

(iii) at least one diamine;

wherein the at least one primary monoamine comprises at least one cyclic non-aromatic hydrocarbon group and at least one primary amino group; wherein said at least one primary amino group is directly attached to said at least one cyclic non-aromatic hydrocarbon group; or

wherein said at least one primary amino group comprises a hydrocarbon moiety, which is directly attached to said at least one cyclic non-aromatic hydrocarbon group,

wherein the hydrocarbon moiety, which comprises the at least one primary amino group, is a linear or branched alkyl, alkoxy, or alkenyl group; wherein at least one carbon atom of the linear or branched alkyl, alkoxy, or alkenyl group is substituted by an oxygen, sulfur and/or a nitrogen atom.