US 11,986,994 B2
Using occluding fluids to augment additive manufacturing processes
Benjamin Robert Lund, Dallas, TX (US); Caleb Lund, Dallas, TX (US); and Xun Han, Dallas, TX (US)
Assigned to Adaptive 3D Technologies, LLC, Dallas, TX (US)
Filed by Adaptive 3D Technologies, LLC, Dallas, TX (US)
Filed on Jun. 11, 2021, as Appl. No. 17/345,139.
Application 17/345,139 is a continuation of application No. 17/295,218, granted, now 11,911,956, previously published as PCT/US2019/062598, filed on Nov. 21, 2019.
Claims priority of provisional application 62/770,403, filed on Nov. 21, 2018.
Prior Publication US 2021/0299951 A1, Sep. 30, 2021
This patent is subject to a terminal disclaimer.
Int. Cl. B29C 64/129 (2017.01); B29C 64/124 (2017.01); B29C 64/245 (2017.01); B29C 64/264 (2017.01); B29C 64/314 (2017.01); B33Y 10/00 (2015.01); B33Y 40/10 (2020.01); B33Y 70/00 (2020.01); C08G 18/38 (2006.01); C09D 11/033 (2014.01); C09D 11/037 (2014.01); C09D 11/101 (2014.01); C09D 11/102 (2014.01); B29K 81/00 (2006.01); B29K 105/00 (2006.01); B33Y 30/00 (2015.01)
CPC B29C 64/129 (2017.08) [B29C 64/124 (2017.08); B29C 64/245 (2017.08); B29C 64/264 (2017.08); B29C 64/314 (2017.08); B33Y 10/00 (2014.12); B33Y 40/10 (2020.01); B33Y 70/00 (2014.12); C08G 18/3876 (2013.01); C09D 11/033 (2013.01); C09D 11/037 (2013.01); C09D 11/101 (2013.01); C09D 11/102 (2013.01); B29K 2081/00 (2013.01); B29K 2105/0002 (2013.01); B29K 2995/0088 (2013.01); B29K 2995/0093 (2013.01); B33Y 30/00 (2014.12)] 18 Claims
 
1. A method for stabilizing 3D printer resin, comprising:
preparing a liquid polymer resin;
transferring the resin to a container; and
adding at least one protective fluid to the container,
wherein the protective fluid floats on the resin;
wherein the liquid polymer resin comprises at least one photobase generator selected from a compound of Formula (I):

OG Complex Work Unit Chemistry
a compound of Formula (II):

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 or
a compound of Formula (III):

OG Complex Work Unit Chemistry