DOTP plasticizer

comprehensive overview of DOTP (Dioctyl Terephthalate):

Product Overview

Chemical Name: Dioctyl Terephthalate
CAS Number: 6422-86-2
Molecular Formula: C24H38O4
Molecular Weight: 398.57 g/mol

Physical Properties

• Appearance: Colorless to yellowish liquid
• Density: Approximately 0.98 g/cm³
• Viscosity: Moderate viscosity, varies with temperature
• Boiling Point: >300°C
• Flash Point: >200°C
• Solubility: Insoluble in water; soluble in organic solvents

Key Characteristics

• Low Volatility: DOTP has a lower volatility compared to traditional plasticizers like DEHP, making it a safer option for various applications.
• Good Compatibility: Compatible with a wide range of polymers, especially PVC.
• Heat Stability: Maintains stability at elevated temperatures.
• Low Migration: Less likely to leach out from the plastic matrix, enhancing durability.

Applications

DOTP is primarily used as a plasticizer in:

• PVC Products: Flooring, wall coverings, cables, and films.
• Coatings and Sealants: Improves flexibility and durability.
• Adhesives: Enhances performance and workability.
• Synthetic Leather: Improves softness and flexibility.

Advantages

• Environmental Safety: Considered a more eco-friendly alternative to phthalate plasticizers, as it has lower toxicity and is less harmful to human health.
• Performance: Provides excellent flexibility, resilience, and processability in polymer formulations.
• Regulatory Compliance: Meets various regulatory requirements for safe use in consumer products.

Market Trends

• Growing Demand: Increased use in applications requiring safer plasticizers has driven the demand for DOTP.
• Sustainability Focus: As industries move towards more sustainable practices, DOTP’s profile as a non-phthalate option positions it favorably.

Storage and Handling

• Storage Conditions: Store in a cool, dry place away from direct sunlight. Ensure containers are tightly sealed.
• Safety Precautions: Use appropriate PPE (personal protective equipment) when handling. Follow safety data sheet (SDS) guidelines for handling and disposal.

Regulatory Status

DOTP is compliant with various regulations concerning chemical safety and environmental impact, making it a preferred choice in many markets.