Inventor

ZHAO DONGRI

CN3 patents

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

SHANDONG RIKE CHEMICAL CO LTD

2 patents

US9587101B2Mar 7, 2017

Polyvinyl chloride modifier and composite, and preparation method therefor

SHANDONG RIKE CHEMICAL CO LTD0 citations33

US9580589B2Feb 28, 2017

Polyvinyl chloride mixture and preparation method therefor

SHANDONG RIKE CHEMICAL CO LTD0 citations33

ZHAO DONGRI

1 patent

US8415440B2Apr 9, 2013

Plasticization modifying agent for polyvinyl chloride processing and preparation method and use thereof

ZHAO DONGRI0 citations27