US 12,330,369 B2
Three-dimensional printing
Vladek Kasperchik, Corvallis, OR (US); David A. Champion, Corvallis, OR (US); and Douglas Pederson, Corvallis, OR (US)
Assigned to Peridot Print LLC, Palo Alto, CA (US)
Appl. No. 17/045,534
Filed by PERIODT PRINT LLC, Palo Alto, CA (US)
PCT Filed Sep. 14, 2018, PCT No. PCT/US2018/051154
§ 371(c)(1), (2) Date Oct. 6, 2020,
PCT Pub. No. WO2020/055429, PCT Pub. Date Mar. 19, 2020.
Prior Publication US 2021/0187840 A1, Jun. 24, 2021
Int. Cl. B29C 64/165 (2017.01); B29C 64/188 (2017.01); B29K 91/00 (2006.01); B33Y 10/00 (2015.01); B33Y 70/10 (2020.01)
CPC B29C 64/165 (2017.08) [B29C 64/188 (2017.08); B29K 2091/00 (2013.01); B33Y 10/00 (2014.12); B33Y 70/10 (2020.01)] 13 Claims
OG exemplary drawing
 
1. A three-dimensional (3D) object printing kit, comprising:
a polymeric powder material having an average particle size from about 2 μm to about 200 μm;
a fusing agent including at least 5 vol % of a polar solvent; and
a detailing agent contained separately from the polymeric powder material and the fusing agent, wherein the detailing agent consists of a non-polar, hydrophobic substance selected from the group consisting of a non-polar, hydrophobic liquid in its liquid state at a temperature ranging from about −80° C. to about 40° C. and a non-polar, hydrophobic wax having a wax melting temperature less than 120° C.