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ScienceQuiet 8d · day 9

UQ researchers develop self-repairing rust coating 600 times more effective than existing products

Australian team creates nanotech coating that self-heals cracks and extends rust protection for decades.

newest coverage 8d agosummary written 8d ago6 pieces NewswiresRedditMastodonGoogle News

What to know

  • AIBN researchers developed a self-repairing coating using nanostructures containing Benzotriazole that restrict corrosion to 37 nanometers per year—600 times more effective than existing high-performance coatings.
  • The coating senses damage via acidity changes and automatically releases protective molecules to patch cracks and scrapes, potentially extending protection on infrastructure like bridges for over 100 years with a single application.
  • Commercial product development is targeted for within 5 years, pending pilot-scale testing; rust currently costs Australia's key industries approximately $90 billion annually.
some voices

Claims lack sufficient technical detail to evaluate without the full peer-reviewed paper.

  • “Without more specific data from the paper, this amounts to little more than speculation based on the wording of informal comments.”

    henryptung · reddit ↗

Dr. Asep Nugraha Nanoarchitect, AIBN lead researcherKwang Keat Leong PhD scholar, AIBNUniversity of Queensland Australian Institute for Bioengineering and Nanotechnology (AIBN) Research institution

UQ researchers develop self-repairing rust coating 600 times more effective than existing products
byteseu.com

How it unfolded 2 developments, newest first · click a bar or a number to jump articlespostscomments

Peak 2 pieces in two hours at Sep 15, 6 AM; 6 pieces over 9 days (3 articles · 2 posts · 1 comment) Sep 15, 6 AM — 2 pieces · 2 articles — Google News 1, Newswires 1Sep 15, 8 AM — quietSep 15, 10 AM — quietSep 15, 12 PM — quietSep 15, 2 PM — quietSep 15, 4 PM — 1 piece · 1 post — Reddit 1Sep 15, 6 PM — 1 piece · 1 post — Mastodon 1Sep 15, 8 PM — 2 pieces · 1 article · 1 comment — Google News 1, Reddit 1Sep 15, 10 PM — quietSep 16, 12 AM — quietSep 16, 2 AM — quietSep 16, 4 AM — quietSep 16, 6 AM — quietSep 16, 8 AM — quietSep 16, 10 AM — quietSep 16, 12 PM — quietSep 16, 2 PM — quietSep 16, 4 PM — quietSep 16, 6 PM — quietSep 16, 8 PM — quietSep 16, 10 PM — quietSep 17, 12 AM — quietSep 17, 2 AM — quietSep 17, 4 AM — quietSep 17, 6 AM — quietSep 17, 8 AM — quietSep 17, 10 AM — quietSep 17, 12 PM — quietSep 17, 2 PM — quietSep 17, 4 PM — quietSep 17, 6 PM — quietSep 17, 8 PM — quietSep 17, 10 PM — quietSep 18, 12 AM — quietSep 18, 2 AM — quietSep 18, 4 AM — quietSep 18, 6 AM — quietSep 18, 8 AM — quietSep 18, 10 AM — quietSep 18, 12 PM — quietSep 18, 2 PM — quietSep 18, 4 PM — quietSep 18, 6 PM — quietSep 18, 8 PM — quietSep 18, 10 PM — quietSep 19, 12 AM — quietSep 19, 2 AM — quietSep 19, 4 AM — quietSep 19, 6 AM — quietSep 19, 8 AM — quietSep 19, 10 AM — quietSep 19, 12 PM — quietSep 19, 2 PM — quietSep 19, 4 PM — quietSep 19, 6 PM — quietSep 19, 8 PM — quietSep 19, 10 PM — quietSep 20, 12 AM — quietSep 20, 2 AM — quietSep 20, 4 AM — quietSep 20, 6 AM — quietSep 20, 8 AM — quietSep 20, 10 AM — quietSep 20, 12 PM — quietSep 20, 2 PM — quietSep 20, 4 PM — quietSep 20, 6 PM — quietSep 20, 8 PM — quietSep 20, 10 PM — quietSep 21, 12 AM — quietSep 21, 2 AM — quietSep 21, 4 AM — quietSep 21, 6 AM — quietSep 21, 8 AM — quietSep 21, 10 AM — quietSep 21, 12 PM — quietSep 21, 2 PM — quietSep 21, 4 PM — quietSep 21, 6 PM — quietSep 21, 8 PM — quietSep 21, 10 PM — quietSep 22, 12 AM — quietSep 22, 2 AM — quietSep 22, 4 AM — quietSep 22, 6 AM — quietSep 22, 8 AM — quietSep 22, 10 AM — quietSep 22, 12 PM — quietSep 22, 2 PM — quietSep 22, 4 PM — quietSep 22, 6 PM — quietSep 22, 8 PM — quietSep 22, 10 PM — quietYesterday, 12 AM — quietYesterday, 2 AM — quietYesterday, 4 AM — quietYesterday, 6 AM — quietYesterday, 8 AM — quietYesterday, 10 AM — quietYesterday, 12 PM — quietYesterday, 2 PM — quietYesterday, 4 PM — quietYesterday, 6 PM — quietYesterday, 8 PM — quietYesterday, 10 PM — quietToday, 12 AM — quietToday, 2 AM — quietToday, 4 AM — quiet 12
Sep 16Sep 17Sep 18Sep 19Sep 20Sep 21Sep 22yesterdaynow · 6:44 AM ET
  1. 2

    Reddit user questions specificity of technical claims in research description

    A commenter expresses uncertainty about the technical details provided, noting that without access to the full paper, the informal statements amount to speculation about whether the coating involves physical grains, crystal cells, or other structures.

    “Without more specific data from the paper, this amounts to little more than speculation based on the wording of informal comments.”
    — henryptung

    • I don't know whether he's talking about physical grains or crystal cells or something else. Without more specific data from the paper, this amounts to little more than speculation based on the wording of informal comments.

      henryptungr/science8d agoview on r/science ↗
  2. background

    Commercial product targeted for production within 5 years — Dr. Nugraha announces plans for imminent pilot-scale testing of the smart coating with a goal to develop a commercial product within the next five years.

  3. background

    PhD scholar demonstrates MOF crystals increase corrosion inhibitor capacity fivefold — PhD scholar Kwang Keat Leong's parallel research on metal-organic framework crystals grown on nanocellulose shows MOFs can hold three times more corrosion inhibitors and provide up to five times greater corrosion protection.

  4. background

    Single coat could protect infrastructure for over a century — Dr. Nugraha projects that a single application of the coating could protect structures like bridges for more than 100 years, dramatically reducing maintenance costs and reapplication frequency for public infrastructure.

  5. background

    Coating encases Benzotriazole in nanostructure responsive to acidity changes — Dr. Nugraha's team encased the rust inhibitor Benzotriazole in an intricate nanostructure that, when added to waterborne polyurethane coatings, creates a composite with extreme responsivity to changes in acidity to trigger self-repair.

  6. 1

    UQ researchers announce self-repairing rust coating achieving 600-fold improvement

    Australian Institute for Bioengineering and Nanotechnology team led by Dr. Asep Nugraha releases research on a nanotech coating that can restrict corrosion to 37 nanometers per year, dramatically outperforming existing high-performance products that allow 0.025 mm annual corrosion.

    “Each tiny particle is basically a nanocontainer that releases repair molecules only when the conditions demand it.”
    — Dr. Asep Nugraha
    1. 1 outlet Rust prevention coating uses nanotech to self-repair and conquer corrosion

      first by Phys.org, 8d ago

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