US 11,708,307 B2
Composition to completely or partially replace ball clay in ceramics, method of making, and use thereof
Dennis Clay Parker, Sparks, MD (US); Robert J. Purcell, Jr., Sparks, MD (US); Matthew J. Lyman, Sparks, MD (US); Donald Keith Mills, Sparks, MD (US); John W. Kitchens, Sparks, MD (US); Charles Pettit, Sparks, MD (US); and James Cutright, Sparks, MD (US)
Assigned to Active Minerals International, LLC, Sparks, MD (US)
Filed by ACTIVE MINERALS INTERNATIONAL, LLC, Sparks, MD (US)
Filed on Mar. 29, 2021, as Appl. No. 17/215,331.
Application 17/215,331 is a division of application No. 16/610,164, granted, now 11,198,646, previously published as PCT/US2018/030856, filed on May 3, 2018.
Claims priority of provisional application 62/647,657, filed on Mar. 24, 2018.
Claims priority of provisional application 62/502,032, filed on May 5, 2017.
Prior Publication US 2021/0221740 A1, Jul. 22, 2021
Int. Cl. C04B 33/04 (2006.01); C04B 33/13 (2006.01); C04B 33/30 (2006.01)
CPC C04B 33/04 (2013.01) [C04B 33/1305 (2013.01); C04B 33/30 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A composition, comprising:
one or more quaternary amines;
at least one form of attapulgite present in a solid weight fraction (SWF) amount ranging from 0.25% to 5%;
kaolin present in a solid weight fraction (SWF) amount ranging from 17% to 50%;
Ball Clay present in a solid weight fraction (SWF) amount ranging from 0% to 25%; and
one or more ingredients selected from silica, feldspar, and nepheline syenite.