P

Inventor

ZHANG SHIJUN

CN35 patents
⚠️ This page may combine multiple inventors who share the name “ZHANG SHIJUN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

CHINA PETROLEUM & CHEM CORP

12 patents
US9988505B2Jun 5, 2018

Polyethylene compositions and films formed therefrom

CHINA PETROLEUM & CHEM CORP6 citations79
US10920025B2Feb 16, 2021

Polyolefin resin powder suitable for selective laser sintering and its preparation method

CHINA PETROLEUM & CHEM CORP2 citations68
US12398222B2Aug 26, 2025

Flame-retardant antimicrobial agent, preparation method therefor and use thereof, and flame-retardant antimicrobial thermoplastic resin composition

CHINA PETROLEUM & CHEM CORP0 citations59
US12221537B2Feb 11, 2025

Microspheric ionomer having cross-linked structure, preparation method therefor, applications thereof, and preparation system thereof

CHINA PETROLEUM & CHEM CORP0 citations59
US11965089B2Apr 23, 2024

Microspheric ionomer having cross-linked structure, preparation method therefor, applications thereof, and preparation system thereof

CHINA PETROLEUM & CHEM CORP0 citations59
US12428505B2Sep 30, 2025

Method for preparing olefin-polar monomer copolymer

CHINA PETROLEUM & CHEM CORP0 citations48
US10662308B2May 26, 2020

Flame-retardant thermoplastic material and expanded beads thereof

CHINA PETROLEUM & CHEM CORP0 citations48
US10557007B2Feb 11, 2020

Flame retardant, composite flame retardant, flame retardant antistatic composition and flame resistant method

CHINA PETROLEUM & CHEM CORP0 citations48
US10301405B2May 28, 2019

Polypropylene with narrow molecular weight distribution range and processes for preparation thereof

CHINA PETROLEUM & CHEM CORP0 citations47
US12508784B2Dec 30, 2025

Thermoplastic composite material, preparation method therefor and use thereof

CHINA PETROLEUM & CHEM CORP0 citations44
US10544242B2Jan 28, 2020

Process for preparing high-performance polypropylenes

CHINA PETROLEUM & CHEM CORP0 citations39
US10787546B2Sep 29, 2020

Aliphatic polyester resin powder suitable for selective laser sintering and its preparation method

CHINA PETROLEUM & CHEM CORP0 citations36

UNIV VIRGINIA COMMONWEALTH

4 patents

CHINA PETROLEUM & CHEMICAL

2 patents

INNOSYNTH INC

2 patents

QIANGGU BIOTECH SHANGHAI CO LTD

2 patents

CHINA PETROCHEMICAL CORP

1 patent

CHINA PETROCHEMICAL & CHEMICAL

1 patent

SONG WENBO

1 patent

BEIJING RES INST CHEM IND

1 patent

HANGZHOU HALSUN LEISURE PRODUCTS CO LTD

1 patent

TIANJIN INSTITUTE OF PHARMACEUTICAL RES CO LTD

1 patent

TIANJIN INST PHARM RESEARCH

1 patent

UNIV SOUTH CHINA AGRICULT

1 patent

WU JINHONG

1 patent

AIR CHINA LTD

1 patent

ZHAO GUILONG

1 patent

QIAO JINLIANG

1 patent

HAN YINGMEI

1 patent