Diphenyl 2-Ethylhexyl Phosphate (DPHP)
DPHP is a mixed alkyl-aryl phosphoric ester plasticizer balancing flame retardancy and flexibility for cable sheathing. Falls under HTS 2919.90.50.10 as halogen-free phosphoric ester plasticizer alternative to phthalates. Offers processing advantages in calendered PVC films.
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Alternative Classifications
This product could be classified differently depending on its characteristics or intended use.
If classified as polycarboxylic plasticizer analog
Functional similarity may lead to alternative acid classification if ester purity questioned.
If when containing heterocyclic impurities
Presence of heteroatoms exceeding Chapter 29 note limits shifts to heterocycles.
If anti-knock additive preparations
Fuel additive mixtures with plasticizer properties classify under organic composite solvents.
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Import Tips & Compliance
• Certify REACH Annex XVII compliance for phthalate replacement claims
• Provide gelation speed comparisons versus DOP for technical classification support
• Ensure color stability data (APHA <50) for white/light-colored applications
Related Products under HTS 2919.90.50.10
Tris(2-chloroethyl) Phosphate (TCEP)
TCEP is a chlorinated phosphoric ester used as a flame-retardant plasticizer in flexible PVC and polyurethane foams. It falls under HTS 2919.90.50.10 as a halogenated derivative of phosphoric esters specifically employed as a plasticizer in polymer processing. This compound enhances flexibility while providing fire resistance in end products like furniture and automotive interiors.
Triphenyl Phosphate (TPP)
TPP is a triaryl phosphoric ester serving as a non-phthalate plasticizer and flame retardant in PVC coatings and engineering plastics. Classified under HTS 2919.90.50.10 as a phosphoric ester plasticizer, it improves processing and flame resistance in applications like wire insulation and textiles. Its aryl structure provides thermal stability over alkyl alternatives.
Tricresyl Phosphate (TCP)
TCP functions as a high-temperature plasticizer for synthetic lubricants and PVC plastisols in automotive and aerospace applications. It qualifies under HTS 2919.90.50.10 as a phosphoric ester plasticizer with its cresyl groups providing oxidative stability. Primarily used where extreme temperature resistance is required.
Isodecyl Diphenyl Phosphate (IDDP)
IDDP is an alkyl diaryl phosphoric ester plasticizer designed for low-temperature flexibility in wire & cable PVC compounds. Under HTS 2919.90.50.10, it qualifies as a phosphoric ester plasticizer with mixed alkyl/aryl functionality. Provides superior low-temp performance compared to triaryl phosphates.
Triisooctyl Phosphate (TIOP)
TIOP serves as a primary plasticizer for nitrocellulose lacquers and PVC flooring applications requiring high solvency. Classified in HTS 2919.90.50.10 as a trialkyl phosphoric ester plasticizer, it offers excellent compatibility with polar polymers. Commonly used where rapid gelation and fast fusion are needed.
Butyl Benzyl Phthalate (BBP) Substitute Phosphate
This proprietary triaryl phosphate replaces BBP in flooring and wallcoverings, providing similar solvency with better fire performance. HTS 2919.90.50.10 covers it as phosphoric ester plasticizer replacing restricted phthalates. Meets stringent indoor air quality standards.