Dibutyl phthalate

Product Introduction and Usage Summary of Dibutyl Phthalate (DBP):

I. Product Characteristics

1. Physical Properties
   Colorless oily liquid with an aromatic odor, flammable and highly volatile. Molecular weight 278.34, slightly soluble in water, easily soluble in alcohol, benzene, and other organic solvents.

2. Chemical Performance
   Strong dissolving power for various resins, significantly enhancing material flexibility. However, it has poor durability, is highly volatile, and has high water extractability.

II. Main Applications

Core Applications as a Plasticizer

• Plastics Field:

  • Used as a primary plasticizer for PVC, providing good flexibility to artificial leather, soft and hard pipes, and agricultural films;
  • Used in nitrocellulose coatings to improve stability, flex resistance, and waterproofing.

• Rubber Processing: Enhances the elasticity and extensibility of synthetic rubber.

Other Industrial Applications

• Coatings and Adhesives: Improves paint adhesion and fluidity, enhancing corrosion resistance;
• Cosmetics: Used as a softening agent to increase product smoothness;
• Specialty Materials: Used in the production of safety glass, printing inks, pesticides, and dyes.

III. Usage Precautions

1. Toxicity Control: Operate in well-ventilated areas, avoid skin contact, and wear protective equipment;
2. Storage Requirements: Store in a cool, dry place away from fire sources and oxidizers;
3. Environmental Disposal: Dispose of waste in accordance with regulations.

Note: Due to health risks associated with DBP, the industrial sector is gradually developing alternatives.