Applications of Diisononyl Phthalate

2026-09-23

Diisononyl phthalate (DINP) is a widely used phthalate plasticizer; approximately 89% of it is used in polyvinyl chloride (PVC) resins, with the remainder utilized in other vinyl resins, cellulose ester plastics, and synthetic elastomers. Detailed application areas are as follows:

1. Wire and Cable (Primary Application)

(1)Insulation layer: Provides flexibility, facilitating bending and installation

(2)Sheathing material: Protects internal conductors; enhances abrasion and weather resistance

(3)High-temperature cables: DINP offers superior heat resistance compared to DOP; suitable for high-temperature environments

(4)Low/medium-voltage cables: Widely used in construction, industry, and power transmission

2. Flooring Materials

(1)PVC flooring: Plasticizer for commercial and residential flooring

(2)Floor mats/sheets: For hospitals, schools, shopping malls, etc.

(3)Resilient flooring: Sports courts and gym flooring

(4)Sheet flooring: PVC rolls for large-area installation

3. Automotive Interiors

(1)Dashboards: Soft PVC dashboard skins

(2)Seats: Seat upholstery and padding materials

(3)Door panels: Door liners and armrests

(4)Headliners: Roof lining materials

(5)Sealing strips: Door and window seals

4. Film Products

(1)Packaging film: Food and industrial packaging

(2)Agricultural film: Greenhouse film and mulch film

(3)Shrink film: Shrink wrap for merchandise

(4)Stretch film: Stretch wrap for logistics

(5)Transparent film: Products requiring high clarity

5. Artificial Leather/Apparel

(1)Artificial leather: Sofas, luggage, and footwear materials

(2)Raincoats/Rain boots: Waterproof clothing and footwear

(3)Outerwear/Jackets: Faux leather garments

(4)Gloves: Industrial and work safety gloves

(5)Decorative leather: Furniture and car seat upholstery

6. Coatings/Inks

(1)Plastisols: PVC plastisol products

(2)Nitrocellulose lacquers: Wood and metal coatings

(3)Inks: Plastic printing inks

(4)Adhesives: Plastic adhesives

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