US 12,479,157 B2
Three-dimensional printing
Carolin Fleischmann, San Diego, CA (US); Emre Hiro Discekici, San Diego, CA (US); and Emily Levin, San Diego, CA (US)
Assigned to Peridot Print LLC, Palo Alto, CA (US)
Appl. No. 18/689,772
Filed by PERIDOT PRINT LLC, Palo Alto, CA (US)
PCT Filed Sep. 30, 2021, PCT No. PCT/US2021/052841
§ 371(c)(1), (2) Date Mar. 6, 2024,
PCT Pub. No. WO2023/055374, PCT Pub. Date Apr. 6, 2023.
Prior Publication US 2024/0391164 A1, Nov. 28, 2024
Int. Cl. B29C 64/165 (2017.01); B33Y 10/00 (2015.01); B33Y 70/00 (2020.01); B29K 77/00 (2006.01); B29K 105/00 (2006.01); B29K 275/00 (2006.01)
CPC B29C 64/165 (2017.08) [B33Y 10/00 (2014.12); B33Y 70/00 (2014.12); B29K 2077/00 (2013.01); B29K 2105/251 (2013.01); B29K 2275/00 (2013.01); B29K 2995/0077 (2013.01)] 14 Claims
OG exemplary drawing
 
1. A three-dimensional (3D) powder bed material that forms a 3D printed article, the 3D powder bed material consisting of:
an elastomeric build material; and
a polyol stiffening additive having from 3 to 7 carbon atoms, the polyol stiffening additive being present in an amount of from about 2 weight percent to about 20 weight percent of a total weight of the 3D powder bed material.