R&D Strengths & Patents
YDNRESIN develops melamine-resin chemistry, process technology and application know-how. Patent information is supporting technical background; current legal status, ownership and scope should be confirmed against official records.
Resin chemistry, application development and protected technical know-how.
YDNRESIN continues to develop melamine-resin chemistry, process technology and application know-how. Patent information shown on this website is provided as supporting technical background; current legal status, ownership and scope should be confirmed against official records and valid certificates.
From resin chemistry to industrial application.
Lower-Free-Formaldehyde Resins
Development focuses on reducing residual formaldehyde while maintaining required crosslinking performance.
Water-Based Melamine Resins
Resin systems for aqueous coating, textile and compatible polymer formulations.
High-Imino & Etherified Resins
Crosslinker chemistry developed for cure response, film properties and application-specific performance.
Application Development
Technical work connects resin chemistry with customer binders, cure conditions and end-use targets.
Selected historical patent documentation.
The certificate images below are retained as supporting documentation. Current patent status and ownership scope should be checked against current corporate and official records before external reliance.
201710769416.3
201611119150.X
201611119148.2
201710769433.7
ZL 2014 1 0238139.XFrom application requirement to resin trial.
Customers can discuss binder chemistry, cure conditions, target properties and current material before a sample or development route is proposed.