US 12,138,828 B2
Hollow pellets and methods of soaking
Wenyi Huang, Midland, MI (US); Nicholas J. Horstman, Midland, MI (US); Jeffrey D. Wenzel, Midland, MI (US); Qian Gou, Collegeville, PA (US); Yabin Sun, Shanghai (CN); Mohamed Esseghir, Collegeville, PA (US); Yunfeng Yang, Shanghai (CN); Yonghua Gong, Shanghai (CN); Weiming Ma, Shanghai (CN); Jeffrey M. Cogen, Collegeville, PA (US); and Hong Yang, Shanghai (CN)
Assigned to Dow Global Technologies LLC, Midland, MI (US); and Dow Silicones Corporation, Midland, MI (US)
Appl. No. 17/599,687
Filed by Dow Global Technologies LLC, Midland, MI (US); and Dow Silicones Corporation, Midland, MI (US)
PCT Filed Mar. 29, 2019, PCT No. PCT/CN2019/080379
§ 371(c)(1), (2) Date Sep. 29, 2021,
PCT Pub. No. WO2020/198920, PCT Pub. Date Oct. 8, 2020.
Prior Publication US 2022/0161459 A1, May 26, 2022
Int. Cl. B29B 9/12 (2006.01); B29B 9/16 (2006.01); C08J 3/20 (2006.01)
CPC B29B 9/12 (2013.01) [B29B 9/16 (2013.01); C08J 3/203 (2013.01); B29B 2009/161 (2013.01); B29B 2009/163 (2013.01); C08J 2323/08 (2013.01)] 13 Claims
OG exemplary drawing
 
1. A pellet comprising:
a body having a body surface and a body surface area, the body surface comprising a shell surface and a facial surface, the body surface area comprising a shell surface area and a facial surface area, the body having a first end and an opposing second end, the body composed of a polymeric material, the body having a length and a diameter (body diameter);
a channel having a channel surface and a channel surface area, the channel having a diameter (channel diameter), the channel defining a void space extending through the body from the first end to the second end;
the pellet has a channel diameter-to-body diameter ratio from 0.05 to 0.45; and
the pellet has a channel surface area-to-body surface area ratio from 0.03 to 0.23.