US 12,221,245 B2
High strength transparent glass-ceramic containers
Nikolai Aleksandrovich Antipin, Vsevologsk (RU); Qiang Fu, Painted Post, NY (US); Petr Gorelchenko, Painted Post, NY (US); Aniello Mario Palumbo, Painted Post, NY (US); Michael S Pambianchi, Madison, NJ (US); and Erick Franklin VanDuyne, Corning, NY (US)
Assigned to CORNING INCORPORATED, Corning, NY (US)
Appl. No. 16/968,382
Filed by CORNING INCORPORATED, Corning, NY (US)
PCT Filed Feb. 19, 2018, PCT No. PCT/RU2018/000095
§ 371(c)(1), (2) Date Aug. 7, 2020,
PCT Pub. No. WO2019/160436, PCT Pub. Date Aug. 22, 2019.
Prior Publication US 2020/0391898 A1, Dec. 17, 2020
Int. Cl. A61J 9/00 (2006.01); B65D 1/02 (2006.01); C03C 4/18 (2006.01); C03C 10/00 (2006.01); C03C 10/04 (2006.01); C03C 21/00 (2006.01); C03B 32/02 (2006.01)
CPC B65D 1/0207 (2013.01) [A61J 9/00 (2013.01); C03C 4/18 (2013.01); C03C 10/0027 (2013.01); C03C 10/0054 (2013.01); C03B 32/02 (2013.01); C03C 21/002 (2013.01); C03C 2204/00 (2013.01)] 19 Claims
OG exemplary drawing
 
1. A glass-ceramic container, comprising:
a body comprising a glass-ceramic material and a hollow interior defined by a circumferential sidewall, a top end, and a bottom end,
wherein the circumferential sidewall comprises an average wall thickness in the range of 1 mm to 2.5 mm,
wherein the glass-ceramic material is transparent,
wherein the glass-ceramic material has a fracture toughness of 1 MPa*m ½ or more,
wherein the body comprises:
a base portion adjacent to the bottom end of the body, a spout and neck portion adjacent to the top end of the body, and a middle portion disposed between the base portion and the spout and neck portion, and
a non-uniform wall thickness in which the average wall thickness of the middle portion is different than the average wall thickness of the base portion and/or the spout and neck portion, and
wherein the body has an exterior surface that does not comprise a coating.