公开(公告)号：US20230257936A1

公开(公告)日：2023-08-17

申请号：US17991834

申请日：2022-11-21

Applicant: ShenZhen YUTO Packaging Technology Co., Ltd.

Inventor： Zhangyan CHEN ,  Guocheng HAN ,  Rui GUO ,  Mengyao LI ,  Yinglong WANG ,  Yanfei CHENG

IPC: D21C1/06 ,  D21C3/02 ,  D21C1/10 ,  D21H11/08

CPC classification number: D21C1/06 ,  D21C3/02 ,  D21C1/10 ,  D21H11/08

Abstract: This application provides a paper pulp, a method for producing paper pulp, and a paper pulp product. The method for producing paper pulp includes: crushing bamboo shoot shells to obtain crushed materials; mixing the crushed materials with cooking, cooking the mixture to obtain slurry; washing the slurry to obtain waste liquid and washed slurry; purifying the washed slurry to obtain the paper pulp.

公开(公告)号：US20230357564A1

公开(公告)日：2023-11-09

申请号：US17991835

申请日：2022-11-21

Applicant: ShenZhen YUTO Packaging Technology Co., Ltd.

Inventor： Zhengyang MU ,  Zhangyan CHEN ,  Guocheng HAN ,  Yanfei CHENG ,  Wenxiu LI ,  Wei HE ,  Mengyao LI

IPC: C08L67/04 ,  B29C70/58 ,  B29C70/00

CPC classification number: C08L67/04 ,  B29C70/58 ,  B29C70/003 ,  B29L2031/712

Abstract: A composite for manufacturing a barrier layer, a barrier layer, a method for manufacturing the barrier layer, and a packaging material are provided. Based on the total mass of the composite as 100 parts by mass, the composite includes the following components by mass: Polyhydroxyalkanoate, 70 to 96 parts by mass; polylactic acid, 1 to 15 parts by mass; modified layered silicate, 1 to 5 parts by mass; polyalkylene carbonate, 1 to 20 parts by mass; and auxiliary agent, 1.3 to 12 parts by mass.