公开(公告)号：US20240174593A1

公开(公告)日：2024-05-30

申请号：US18384801

申请日：2023-10-27

Applicant: Sennics Co., Ltd.

Inventor： Jinguo XING ,  Xiangyum GUO ,  Gan LIANG ,  Jiaqiang ZHANG ,  Zhimin TANG

IPC: C07C211/55 ,  B01J21/18 ,  B01J23/42 ,  B01J25/02 ,  B01J31/02 ,  C07C209/26 ,  C08K5/18 ,  C08L7/00

CPC classification number: C07C211/55 ,  B01J21/18 ,  B01J23/42 ,  B01J25/02 ,  B01J31/0239 ,  C07C209/26 ,  C08K5/18 ,  C08L7/00 ,  B01J2531/002 ,  B60C1/0025 ,  C08L2201/08

Abstract: A polyalkyl p-phenylenediamine antidegradant having a structure represented by Formula I, its intermediates and a preparation method thereof are provided. The polyalkyl p-phenylenediamine antidegradant provides good thermal oxidative aging resistance and UV aging resistance.

公开(公告)号：US20240174592A1

公开(公告)日：2024-05-30

申请号：US18148408

申请日：2022-12-29

Applicant: Sennics Co.,Ltd.

Inventor： Jinguo XING ,  Xiangyun GUO ,  Gan LIANG ,  Jiaqiang ZHANG ,  Zhimin TANG

IPC: C07C211/55 ,  B01J21/18 ,  B01J23/42 ,  B01J25/02 ,  B01J31/02 ,  C07C209/26 ,  C08K5/18 ,  C08L7/00

CPC classification number: C07C211/55 ,  B01J21/18 ,  B01J23/42 ,  B01J25/02 ,  B01J31/0239 ,  C07C209/26 ,  C08K5/18 ,  C08L7/00 ,  B01J2231/44 ,  B01J2531/002 ,  B60C1/0016 ,  C07C2601/14 ,  C08L2201/08

Abstract: A polyalkyl p-phenylenediamine antidegradant having a structure represented by Formula I, its intermediates and a preparation method thereof are provided. The polyalkyl p-phenylenediamine antidegradant provides good thermal oxidative aging resistance and UV aging resistance.