Inventor

OUYANG PINGKAI

CN21 patents

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

OUYANG PINGKAI

NANJING UNIVERSITY OF TECHNOLOGY

Vegetable oil polyol and the preparation method and the application thereof

Application of lignin in preparing radial tire

Recombinant corynebacterium glutamicum for producing lysine by biofilm continuous fermentation and construction method thereof

Method for producing lysine by utilizing adsorption and immobilized fermentation of recombinant corynebacterium glutamicum

Catalytic activity accelerant used in petroleum hydrogenation

Preparation method for polyol and application of polyol in making polyurethane

Preparation method of polyurethane foam

Preparation method of flexible polyurethane foam

Polyols for preparing flexible polyurethane foam, and preparation method and application thereof

Preparation method of lycopene intermediate 3-methyl-4,4-dialkoxy-1-butaldehyde

Method for synthesizing 2,7-dimethyl-2,4,6-octatriene-1,8-dialdehyde

LI ZHENJIANG

Method of making polylactic acid using carbene derivatives as the catalyst

Ring-opening polymerization of cyclic compounds catalyzed by carbene derivatives

Method of making polylactic acid and its products

NANJING TECH UNIV (CN)

Method for preparing high-quality epoxidized fatty acid ester with micro-reaction device

E-polylysine hydrogel and preparation method and application thereof

Method for preparing caprolactam by using a microreactor under lewis acid catalysis

HE BINGFANG

Fructosylated mangiferin and preparation method therefor and use thereof

Fructosylated puerarin, and preparation method and use thereof

HUNAN UNIV OF SCI & ENG

Multi-channel peptide synthesizer and operating method thereof

NANJING UNIV OF TECH

Preparation method of 3,7,11-trimethyldodec-2,4,6,10-tetraene-1-yl-phosphonic salt