US 12,337,531 B2
Three-dimensional printing
Tienteh Chen, San Diego, CA (US)
Assigned to Peridot Print, LLC, Palo Alto, CA (US)
Appl. No. 17/045,528
Filed by PERIDOT PRINT LLC, Palo Alto, CA (US)
PCT Filed Aug. 22, 2018, PCT No. PCT/US2018/047574
§ 371(c)(1), (2) Date Oct. 6, 2020,
PCT Pub. No. WO2020/040761, PCT Pub. Date Feb. 27, 2020.
Prior Publication US 2021/0362233 A1, Nov. 25, 2021
Int. Cl. B22F 10/14 (2021.01); B22F 1/107 (2022.01); B22F 10/64 (2021.01); B29C 64/165 (2017.01); B33Y 10/00 (2015.01); B33Y 70/00 (2020.01); B22F 10/32 (2021.01); B22F 12/10 (2021.01); B29K 7/00 (2006.01)
CPC B29C 64/165 (2017.08) [B22F 1/107 (2022.01); B22F 10/14 (2021.01); B22F 10/64 (2021.01); B33Y 10/00 (2014.12); B33Y 70/00 (2014.12); B22F 10/32 (2021.01); B22F 12/10 (2021.01); B29K 2007/00 (2013.01)] 13 Claims
OG exemplary drawing
 
1. A three-dimensional printing kit, comprising:
a particulate build material comprising from about 80 wt % to 100 wt % metal particles based on a total weight of the particulate build material; and
a binder fluid contained separately from the particulate build material, wherein the binder fluid comprises water, and polymer latex particles having a particle size ranging from about 10 nm to 200 nm and present in an amount ranging from about 1 wt % to about 40 wt % based on a total weight of the binder fluid, wherein the binder fluid is free of a thickener; and
a silane coupling agent adhesion promoter that is an organosilane selected from the group consisting of 3-aminopropylsilanetriol, N-(2-aminoethyl)-3-aminopropylsilanetriol, 3-aminopropyltrimethoxysilane, N-(2-aminoethyl)-3-aminopropylmethyldimethoxysilane, 3-(N,N-dimethylaminopropyl) aminopropylmethyldimethoxysilane, N-(2-aminoethyl)-3-aminoisobutylethyldimethoxysilane, N-(6-aminohexyl)aminopropyltrimethoxysilane, N-(2-aminoethyl)-3-aminopropylmethyldimethoxysilane, N-(2-aminoethyl)-3-aminopropyltriethoxysilane, N-(2-aminoethyl)-3-aminopropyltrimethoxysilane, 3-aminopropylmethyldiethoxysilane, and (3-trimethoxysilylpropyl) diethylenetriamine.