Triazine ring-containing polymer and film-forming composition containing the same

A triazine ring-containing polymer with arylamino crosslinking groups addresses solubility and solvent resistance issues, forming durable thin films with high refractive index for electronic devices.

JP7743789B2Active Publication Date: 2025-09-25NISSAN CHEM CORP
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Patent Information

Application Number
JP2021553554
Authority / Receiving Office
JP · JP
Patent Type
Patents
Current Assignee / Owner
Priority Date
2020-04-09
Filing Date
2020-10-23
Publication Date
2025-09-25
Estimated Expiration
2040-10-23

AI Technical Summary

Technical Problem

Existing polymers used in electronic devices face challenges with low solubility in low-polarity solvents, leading to line clogging and film cracking, especially in high-polarity solvent environments, compromising film durability and performance.

Method used

A triazine ring-containing polymer with at least one triazine ring terminal blocked by an arylamino group having a crosslinking group, enhancing solubility in various organic solvents and providing high refractive index and solvent resistance.

Benefits of technology

The polymer forms thin films with high transparency, refractive index, and solvent resistance, improving durability and light extraction efficiency in electronic devices like organic EL lighting.

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Patent Text Reader

Abstract

Provided is a triazine ring-containing polymer that contains a repeating unit structure such as, for example, the structure represented by formula (24). (In the formula, R102 represents a crosslinking group)
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Citation Information

Patent Citations

  • Polyamine resin and its production

    JP1997087385A

  • Triazine dihalide containing phenolic hydroxy group, aromatic (POLY)guanamine and their composition

    JP2004156001A

  • Triazine ring-containing hyperbranched polyamide and method for producing the same

    JP2018199774A

  • Triazine ring-containing polymer and film-forming composition comprising same

    WO2010128661A1

  • Film-forming composition

    WO2014136871A1

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