Abstract
The Virginia-based textile recycling start-up Circ has raised $30 million in a series B funding round. The investment was led by the Bill Gates–founded Breakthrough Energy Ventures and joined by the clothing retailer Inditex and the textile manufacturer Milliken, among other new and existing investors. Circ’s central claim is that it can recycle cotton-polyester blends with any ratio of the two fiber types using hydrothermal technology. The dual outputs can then be used to make cellulosic textiles such as lyocell or viscose on the one hand and new polyester textiles on the other. If successful, Circ will get around a barrier to fabric recycling by tackling both components of popular cotton-poly blends. Existing recycling processes often treat one or the other component as waste—if they can handle blends at all. Tiffany Hua, an analyst at the market intelligence firm Lux Research, points to Infinited Fiber , which raised $36 million
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