4 ms·

Greenwashing - this kind of idea has been floating around for years and I don’t think it’s really that big of a problem

• westurner 1y ago
  No, we have environmentally and financially unsustainable supply chain dependencies on silicon-grade sand and other gases and minerals. PCBs are not biodegradable but could be. What is the problem?
  • klysm 1y ago
    You haven't pointed out anything specific to FR4, which is what this would be replacing. This is merely a ploy at getting funding, and I'm very skeptical about it because I've seen 2 or 3 companies do the exact same pitch and fail before.
    • westurner 1y ago
      > The goal: to design and test bio-based multilayer PCBs that reduce environmental impact, without compromising on functionality or performance. What about cost? And so instead, What is a sustainable flame retardant for Graphene Oxide PCBs; and is that a filler?
      • westurner 1y ago
        "Study of properties of graphene oxide nanoparticles obtained by laser ablation from banana, mango, and tangerine peels" (2025) https://www.sciencedirect.com/science/article/pii/S2666978125000200 https://www.sciencedirect.com/science/article/pii/S266697812...