US 12,337,043 B2
Curable radiopaque substance
Sebastian Pflesser, Kiel (DE)
Assigned to Merz Dental GmbH, Lütjenburg (DE)
Filed by Merz Dental GmbH, Lütjenburg (DE)
Filed on Dec. 29, 2023, as Appl. No. 18/400,447.
Application 18/400,447 is a division of application No. 17/052,437, granted, now 11,857,649, previously published as PCT/EP2019/061330, filed on May 3, 2019.
Claims priority of application No. 10 2018 206 995.6 (DE), filed on May 4, 2018.
Prior Publication US 2024/0130933 A1, Apr. 25, 2024
Prior Publication US 2024/0225962 A9, Jul. 11, 2024
Int. Cl. A61K 6/70 (2020.01); A61K 6/847 (2020.01); A61K 6/887 (2020.01); C08F 220/12 (2006.01)
CPC A61K 6/70 (2020.01) [A61K 6/847 (2020.01); A61K 6/887 (2020.01); C08F 220/12 (2013.01)] 33 Claims
OG exemplary drawing
 
1. A method for producing a curable dental material, comprising the following steps:
(i) producing or providing starting materials comprising (a) one or more polymerizable monomer(s), (b) one or more strontium, zirconium, lead, barium, bismuth or rare earth compound(s) which is/are soluble in the monomer or in the monomer mixture, (c) one or more curing initiator(s) and, (d) one or more auxiliaries,
or
producing or providing intermediates derived from the starting materials; and
(ii) mixing of the starting materials produced or provided as per step (i) or the intermediates produced or provided as per (i) to result in each case in the curable dental material,
wherein the auxiliary is an aliphatic, aromatic and/or aralkyl carboxylic acid.