Phthalic acid ester, also known as phthalic acid ester, abbreviation PAE, is the general name of phthalic acid ester. When used as a plastic plasticizer, generally refers to phthalic acid and 4~15 carbon alcohol ester. Among them, dioctyl phthalate is the most important species.
Overview
Phthalates are softening chemicals used in toys, food packaging, medical blood bags and hoses, vinyl flooring and wallpaper, cleaners, lubricants, personal care products such as nail polish, hair sprays, soaps and shampoos, and hundreds of other products.
Physicochemical properties
Phthalate esters are generally viscous liquids of very low volatility.
Uses
In toys, food packaging, medical blood bags and hoses, vinyl flooring and wallpaper, cleaners, lubricants, personal care products such as nail polish, hair sprays, soaps and shampoos, and hundreds more.
Effects on the human body
Cheng Changmei, a professor of chemistry at Tsinghua University, said studies have shown that phthalates play a similar role in estrogen in human and animal bodies, interfering with endocrine, reducing men's semen volume and sperm count, low sperm motility, abnormal sperm morphology, serious can lead to testicular cancer, is the cause of men's reproductive problems "culprit."
In cosmetics, nail polish phthalates content is the highest, many cosmetics fragrance ingredients also contain the substance. Professor Cheng Changmei said, the substance in cosmetics can enter the body through the respiratory system and skin of women, if used too much, will increase the risk of breast cancer in women, but also harm their future birth of the male reproductive system.