The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jul. 11, 2023
Filed:
Feb. 26, 2021
Applicant:
3m Innovative Properties Company, St. Paul, MN (US);
Inventors:
Assignee:
3M INNOVATIVE PROPERTIES COMPANY, St. Paul, MN (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C03B 11/08 (2006.01); C04B 35/581 (2006.01); C04B 35/645 (2006.01);
U.S. Cl.
CPC ...
C03B 11/084 (2013.01); C04B 35/581 (2013.01); C04B 35/645 (2013.01); C03B 2215/07 (2013.01); C04B 2235/3409 (2013.01); C04B 2235/386 (2013.01); C04B 2235/3865 (2013.01); C04B 2235/656 (2013.01); C04B 2235/77 (2013.01); C04B 2235/786 (2013.01); C04B 2235/9669 (2013.01);
Abstract
The present disclosure relates to a mold for glass forming, wherein the mold comprises a ceramic material, and wherein the ceramic material comprises aluminum nitride and hexagonal boron nitride, and wherein the ceramic material comprises from 50 to 80% by weight of aluminum nitride and from 20 to 50% by weight of hexagonal boron nitride, based on the total weight of the ceramic material. The present disclosure further relates to a process for using such molds to form curved glass plates.