公开(公告)号：US20180037685A1

公开(公告)日：2018-02-08

申请号：US15552650

申请日：2016-02-25

Applicant: SABIC GLOBAL TECHNOLOGIES B.V.

Inventor： Dejin Li ,  George H. Flowers ,  Shripathy Vilasagar

IPC: C08F212/12

CPC classification number: C08F212/12 ,  C08F2/02 ,  C08F6/003 ,  C08F6/04 ,  C08J11/06 ,  C08F220/44 ,  C08F2/06

Abstract: The present disclosure concerns a bulk polymerization process for the preparation of high heat performance copolymer resins with a reduced amount of oligomer byproduct. The method can comprise isolating oligomer byproduct and introducing the oligomer byproduct into the reactant mixture for the bulk polymerization process.

公开(公告)号：US10407523B2

公开(公告)日：2019-09-10

申请号：US15552650

申请日：2016-02-25

Applicant: SABIC GLOBAL TECHNOLOGIES B.V.

Inventor： Dejin Li ,  George H. Flowers ,  Shripathy Vilasagar

IPC: C08F212/12 ,  C08F2/02 ,  C08F6/04 ,  C08J11/06 ,  C08F6/00

Abstract: The present disclosure concerns a bulk polymerization process for the preparation of high heat performance copolymer resins with a reduced amount of oligomer byproduct. The method can comprise isolating oligomer byproduct and introducing the oligomer byproduct into the reactant mixture for the bulk polymerization process.