公开(公告)号：US20210040286A1

公开(公告)日：2021-02-11

申请号：US16985097

申请日：2020-08-04

Applicant: FINA TECHNOLOGY, INC.

Inventor： Fengkui Li ,  Jayna Brown ,  Jon David Tippet ,  Kenneth P. Blackmon ,  David W. Knoeppel ,  John R. Gaustad ,  Wyman T. Stephens ,  Ying Wang

IPC: C08J9/28 ,  C08K3/22 ,  C08K5/02

Abstract: A polystyrene (PS) composition for making an extruded foam, the PS composition comprising: a dried PS/alumina compound comprising a PS and an alumina additive, wherein the dried PS/alumina compound has a moisture content, measured by Coulometer, that is less than or equal to about 0.05 weight percent (wt %); and a blowing agent.

公开(公告)号：US11639429B2

公开(公告)日：2023-05-02

申请号：US16985097

申请日：2020-08-04

Applicant: FINA TECHNOLOGY, INC.

Inventor： Fengkui Li ,  Jayna Brown ,  Jon David Tippet ,  Kenneth P. Blackmon ,  David W. Knoeppel ,  John R. Gaustad ,  Wyman T. Stephens ,  Ying Wang

IPC: C08J9/28 ,  C08K3/22 ,  C08K5/02

Abstract: A polystyrene (PS) composition for making an extruded foam, the PS composition comprising: a dried PS/alumina compound comprising a PS and an alumina additive, wherein the dried PS/alumina compound has a moisture content, measured by Coulometer, that is less than or equal to about 0.05 weight percent (wt %); and a blowing agent.