公开(公告)号：US11098236B2

公开(公告)日：2021-08-24

申请号：US16554231

申请日：2019-08-28

Applicant: KURARAY CO., LTD.

Inventor： Ghebrehiwet Ghebremeskel ,  Masaki Kato ,  Keisuke Morikawa ,  Erik Bateham

IPC: C09K8/516 ,  C08K3/013 ,  C08F16/06 ,  C08J3/12 ,  C08K3/16 ,  C08L3/02 ,  C08L29/04 ,  C08L31/04 ,  E21B33/138 ,  C08F28/00 ,  C08L1/06 ,  C09K8/487 ,  C08K3/26 ,  C08K3/22 ,  C09K8/42 ,  C09K8/44

Abstract: Provided are low dust-content particulate polyvinyl alcohol-based compositions suitable for a variety of end uses including for use in subterranean treatments and for manufacturing chemical materials, which are prepared by compacting a specified polyvinyl alcohol polymer resins, optionally with specified additives and/or other polyvinyl alcohols.