The Production Process of N4,N4'-Bis(4-ethenylphenyl)-N4,N4'-di-1-naphthalenyl-[1,1'-biphenyl]-4,4'-diamine

N4,N4'-Bis(4-ethenylphenyl)-N4,N4'-di-1-naphthalenyl-[1,1'-biphenyl]-4,4'-diamine, also known as Dilor® Green N4N, is a high-performancePP (polyphenylene ether) plasticizer used in the production of PP materials.
The production process of this compound involves several steps, including synthesis, purification, and characterization.

Step 1: Synthesis of N4,N4'-Bis(4-ethenylphenyl)-N4,N4'-di-1-naphthalenyl-[1,1'-biphenyl]-4,4'-diamine
The synthesis of N4,N4'-Bis(4-ethenylphenyl)-N4,N4'-di-1-naphthalenyl-[1,1'-biphenyl]-4,4'-diamide begins with the synthesis of its constituent components.
The synthesis of the compound involves several steps, including the reaction of aniline with para-xylene to form the di-aniline, the reaction of the di-aniline with sodium hydroxide to form the di- phenyl amine, and the reaction of the di-phenyl amine with p-toluene sulfonic acid.

Step 2: Purification of N4,N4'-Bis(4-ethenylphenyl)-N4,N4'-di-1-naphthalenyl-[1,1'-biphenyl]-4,4'-diamine
After the synthesis of N4,N4'-Bis(4-ethenylphenyl)-N4,N4'-di-1-naphthalenyl-[1,1'-biphenyl]-4,4'-diamide, the compound is purified to remove any impurities that may have been introduced during the synthesis process.
This step is crucial in ensuring the quality and properties of the final product.

Step 3: Characterization of N4,N4'-Bis(4-ethenylphenyl)-N4,N4'-di-1-naphthalenyl-[1,1'-biphenyl]-4,4'-diamine
After purification, the N4,N4'-Bis(4-ethenylphenyl)-N4,N4'-di-1-naphthalenyl-[1,1'-biphenyl]-4,4'-diamide is characterized to determine its chemical structure, physical properties, and performance.
This step involves various techniques, including nuclear magnetic resonance (NMR), Fourier transform infrared (FT-IR) spectroscopy, and gel permeation chromatography (GPC).

Conclusion
The production process of N4,N4'-Bis(4-ethenylphenyl)-N4,N4'-di-1-naphthalenyl-[1,1'-biphenyl]-4,4'-diamine involves several steps, including synthesis, purification, and characterization.
Each step is crucial in ensuring the quality and performance of the final product.
The use of high-quality raw materials and advanced technology in the production process ensures that the compound meets the required standards and specifications.
With its high performance and versatility, N4,N4'-Bis(4-ethenylphenyl)-N4,N4'-di-1-naphthalenyl-[1,1'-biphenyl]-4,4'-diamide is becoming increasingly popular in the PP materials industry.