In today's automotive manufacturing industry, the quality of coatings plays a vital role in the appearance, durability and protective performance of automobiles. As an important component of the automotive coating system, the performance of primer directly affects the effect of subsequent coatings. Automotive coating additives and resins play a key role in primers. They can improve the various properties of primers and meet the strict requirements of the automotive industry for coatings.

In this article, we will list the types of additives and resins for automotive coatings for primers to provide valuable reference for practitioners in the automotive coatings industry.
 

	Dispersants	Defoaming agent	Leveling agent	Anti-sagging agent
For oil-based paint	Colored and dark primers CFC-580 / CFC-633K / CFC-6330N Light and white primers CFC-511 / CFC-580	Depol CFC-151 / Depol CFC-192	Letch CFC-84 / Letch CFC-89 / Letch CFC-100	CIMA-1400 / CIMA-1440 / CIMA 300-20
For water-based paint	Colored and dark primer CFC-580 / CFC-690H / CFC-695 Light and white primer CFC-580	Depol CFC-121W / Depol CFC-128W	Letch CFC-344W / Letch CFC-360W	CIMA-1420 / CIMA-1420D

In short, additives and resins play an indispensable role in automotive primers. With the continuous development of the automotive industry and the continuous advancement of technology, the requirements for primer performance will become higher and higher. In the future, we can expect continuous innovation and optimization of additives and resins for automotive coatings to provide cars with better protection and aesthetic effects.