Dibutyl phthalate DBP
SCA endorses products with the Toxic-Free Tick, that do not contain DBP. "Toxic Trio" - Nail Polish “Dibutyl phthalate — Used as a solvent for dyes and as a plasticizer to prevent nail polishes from becoming brittle, this phthalate is classified by the EU as a suspected endocrine disruptor and as toxic to reproduction. The European Union classifies DBP as very toxic to aquatic organisms.” - David Suzuki.
CAS No: 84-74-2. "Synonym(s): 1,2-BENZENEDICARBOXYLIC ACID, DIBUTYL ESTER; BUTYL PHTHALATE; DBP; DI-N-BUTYLPHTHALATE; DIBUTYL 1,2-BENZENEDICARBOXYLATE; DIBUTYL ESTER 1,2-BENZENEDICARBOXYLIC ACID; DIBUTYL PHTHALATE; DIBUTYL PHTHALATE; DIBUTYL PHTHALATES; BENZENE-O-DICARBOXYLIC ACID DI-N-BUTYL ESTER; CELLUFLEX DPB; DBP (ESTER)" - EWG
HOW IS IT USED?
In Australia it is used in auto transmission lubricants, it is not restricted for use and is permitted in cosmetics. A third phthalate, Di-2-ethylhexylphthalate (DEHP) is found in eyelash glue, and is widely used in nail polish and other consumer products.
RESEARCH - WHAT DO THE EXPERTS SAY
Plasticiser, banned in the European Union.
WHAT IS DBP?
Linked to early onset of puberty. NICNAS lists DPB as a Priority Existing Chemical.; based on a study involving just 15 people, NICNAS has not restricted this chemical for use claiming that there is limited evidence reporting skin irritation or toxicity. Australian products can contain up to 25% Phthalates.
"Dangers of Phthalates and DEHP. Phthalates, a family of industrial chemicals used to soften PVC plastic and as solvents in cosmetics and other consumer products, can damage the liver, kidneys, lungs, and reproductive system — particularly the developing testes — according to animal studies." - Health Care Without Harm US & Canada.