After reviewing the safety data associated with isobutane, the FDA has listed it as generally recognized as safe GRAS - thus approving it for use in the manufacture of foamed plastics and as an indirect food additive.
The Cosmetic Ingredient Review CIR assessed scientific data and concluded that isobutane was safe as a cosmetic ingredient. Most toxicity studies on isobutane have involved inhalation rather than its effects on the skin. That's because isobutane is a gas and used mostly as a propellant.
These research panels assumed that contact with the skin would be insignificant since the gas evaporates quickly. In The Skin Deep Database, isobutene is listed as a moderate hazard, primarily because it can stimulate allergic reactions.
However, so far, any evidence of its adverse effects on the skin is limited to the liquid form. Inhalation of the gas can cause wheezing, coughing, and strained breathing. You're safe from lasting health problems as long as you use your aerosol hairspray in a well-ventilated area and avoid breathing in the vapors. However, if you prefer natural options, you can try the suggestions below.
You can make your homemade spray by mixing lemon or other citrus juices with water and pouring into a spray bottle. Whatever name is assigned to the final compound, isobutane is an alkane that combines an isomeric with butane to come up with a compound that many feel is much more environmentally friendly than some of the compounds it is slowly replacing in culture and technology. One of the more common uses of isobutane today is in the preparation of aerosol sprays.
When added to the formula, it gives the spray its propellant qualities, eliminating the need for the hand pump sprayer. From hair spray to cooking sprays, it allows the spray to easily be expelled from the container. Along with its use as a propellant, isobutane has also begun to take the place of freon as a compound that aids in the refrigeration process. Owing to concerns about the damage being done to the ozone layer by freon and other substances, the compound has been demonstrated to not pose the same type of dangers to the atmosphere.
Many studies have been conducted on the anesthetic effects of these ingredients. Canada's Cosmetic Ingredient Hotlist. Butane, Isobutane, Propane and Isopentane may be used in cosmetics and personal care products marketed in Europe according to the general provisions of the Cosmetics Regulation of the European Union.
EWG provides information on personal care product ingredients from the published scientific literature, to supplement incomplete data available from companies and the government. To learn more about cookies, how we use them, and how to change your cookie settings please view our privacy policy. Cancer: Ingredients linked to cancer in government, industry or academic studies or assessments. All Rights Reserved. The products are in alphabetical order.
Butane, Isobutane and Propane are compressed gases that are used as aerosol propellants. Hair Spray. As aerosols, Butane, Isobutane, Propane and Isopentane are greatly diluted in air when discharged and it is estimated that, as propellants, they would remain on the skin no longer than 10 seconds.
0コメント