US 11,998,417 B2
Process for producing a surface-modified dental article
Andreas G. Herrmann, Munich (DE); and Gioacchino Raia, Tuerkenfeld (DE)
Assigned to Solventum Intellectual Properties Company, Maplewood, MN (US)
Appl. No. 18/011,356
Filed by Solventum Intellectual Properties Company, Maplewood, MN (US)
PCT Filed Jun. 16, 2021, PCT No. PCT/IB2021/055339
§ 371(c)(1), (2) Date Dec. 19, 2022,
PCT Pub. No. WO2022/003470, PCT Pub. Date Jan. 6, 2022.
Claims priority of application No. 20183844 (EP), filed on Jul. 3, 2020.
Prior Publication US 2023/0225829 A1, Jul. 20, 2023
Int. Cl. A61C 5/77 (2017.01)
CPC A61C 5/77 (2017.02) 11 Claims
OG exemplary drawing
 
1. A process of producing a surface-modified non-metallic dental article, the process comprising the steps of
providing a non-metallic dental article having an outer and an inner surface,
applying a curable composition on the inner surface of the dental article,
applying particles on the curable composition located on the inner surface of the dental article to achieve a surface roughness Ra of 1 to 30 μM,
curing the applied curable composition,
the chemical composition of the curable composition being different from the chemical composition of the non-metallic dental article.