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  2. Here's what experts say about whether silicones are bad for your hair. Meet Our Expert Penny James is a certified trichologist, former hairstylist, and founder of Penny James Trichology Center .

  3. Silicone rubber - Wikipedia

    en.wikipedia.org/wiki/Silicone_rubber

    Silicone rubber is an elastomer (rubber-like material) composed of silicone—itself a polymer—containing silicon together with carbon, hydrogen, and oxygen. Silicone rubbers are widely used in industry, and there are multiple formulations.

  4. Octamethylcyclotetrasiloxane - Wikipedia

    en.wikipedia.org/wiki/Octamethylcyclotetrasiloxane

    As the smallest cyclic dimethylsiloxane that does not experience considerable ring strain, [9] D 4 is one of the most abundant siloxanes in the environment, e.g. in landfill gases. [10] D 4 and D 5 have attracted attention because they are pervasive. Cyclic siloxanes can be detected in some species of aquatic life. [11]

  5. Silicone - Wikipedia

    en.wikipedia.org/wiki/Silicone

    Silicone caulk can be used as a basic sealant against water and air penetration. In organosilicon and polymer chemistry, a silicone or polysiloxane is a polymer composed of repeating units of siloxane (−O−R 2 Si−O−SiR 2 −, where R = organic group). They are typically colorless oils or rubber-like substances. Silicones are used in ...

  6. Rubber pollution - Wikipedia

    en.wikipedia.org/wiki/Rubber_pollution

    Tire wear is a major source of rubber pollution. [4] [5] [6] A concern is that, unlike exhaust emissions, vehicle tire wear pollution is not regulated. [6]Some devices are nonetheless being developed in an effort to reduce the amount of particulates coming from the tire and otherwise ending up in the atmosphere.

  7. Vulcanization - Wikipedia

    en.wikipedia.org/wiki/Vulcanization

    Acetoxysilane, when exposed to humid conditions, will form acetic acid. [10] The curing process begins on the outer surface and progresses through to its core. The product is packed in airtight cartridges and is either in a fluid or paste form. RTV-1 silicone has good adhesion, elasticity, and durability characteristics.

  8. Prologis (PLD) Q4 2024 Earnings Call Transcript

    www.aol.com/prologis-pld-q4-2024-earnings...

    Solar, it's pretty limited in mobility right now, to be honest. It's predominantly coming from solar and the operating essentials business. Across 2024, that number was $0.07 to $0.08.

  9. Decamethylcyclopentasiloxane - Wikipedia

    en.wikipedia.org/wiki/Decamethylcyclopentasiloxane

    It is becoming more common in hair conditioners, as it makes the hair easier to brush without breakage. It is also used as part of silicone-based personal lubricants. D 5 is considered an emollient. In Canada, among the volume used in consumer products approximately 70% were for antiperspirants and 20% for hair care products.