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It's Just String & Glue. This is a newsletter about composites, the strings, the glues, and the business.


Some News About Recycling Plastics to Make Carbon Nanotubes
#composites, #sustainability, #recycling, #hardplastics, #carbon_nanotubes I came across a company at work that one of our Senior VP’s ran across at a conference. This company has been able to recycle plastics that have little to no value and turn them into high value products in carbon particulate like carbon nanotubes and hydrogen gas. They apparently use a microwave source to get the process energy to do this. Polyolefin / Carbon Paticulate Composite Plastic Pellets (Ce
4 days ago8 min read


There’s a New Entrant in the Sustainable Natural Fiber Composites Business
#composites, #sustainability, #flaxfiber, #naturalfiber, #recyclable, #greencomposites I’ve seen a couple of posts in Composites World about a company in Turkey that has developed a series of textile products using a mix of flax and hemp fibers specifically for use in composites. And this company, Bpreg, doesn’t just deliver the fiber product, they also pair it with a recyclable thermoplastic resin and sell their products in prepreg form – hence the name Bpreg. I wanted to h
May 278 min read


Owens-Corning Glass Reinforcements and Good News in Glass Fiber Sustainability
#composites, #sustainability, #glassfiber, #fiberglassbusiness, #owenscorning Article reposted from www.nedpatton.com There is some news about the glass fiber reinforcement business that is pretty substantial that I need to talk about this week, primarily because it just became official. You may already know this, especially if you have read my posts in the past, but Owens-Corning fiberglass is the largest glass fiber manufacturer in the world – by far. This of course isn’t
May 207 min read


Sustainability Tidbits and a Note about Defense vs Non-Defense Composites
#composites, #sustainability, #glassfibers, #bioacn, #defense, #infrastructure,#plantbased There were a couple of articles and brief notes in the latest Composites World magazine and on-line newsletter about sustainability that I need to mention. And there was also an editorial in the latest (April) edition of Composites World that I want to talk a bit about. Trillium Plant-Based Acrylonitrile First up is a company that I have talked about in previous posts, Trillium Renewa
May 137 min read


What do I Mean when I Say Roadmap
#composites, #sustainability, #energyefficiency, #renewableenergy, #fibers, #resins As promised, this post will be about the roadmap that I keep talking about for the industry, and what exactly I mean when I say roadmap. And this will be the sixth and final blog that is from my newly released book, “Sustainable Composite Materials: A Roadmap to a Circular Economy”. I wanted to leave my audience with a sense of what my new book is about to make sure that everyone that reads
May 611 min read


A Little Update on Natural fiber and Plant Resin Composites
#composites, #sustainability, #energyefficiency, #renewableenergy, #fibers, #resins This post, again, is at least loosely based on what I wrote in my new book, “Sustainable Composite Materials: A Roadmap to a Circular Economy” released on April 6 by McFarland, my publisher. And, if you are going to SAMPE in Seattle next week, I will be doing a book signing there on Tuesday April 28 in the SAMPE Spotlight Theater. From “A Closer Look at Plant-Based Composites” AZO Materials
Apr 299 min read


Are Plants the Future of Composites?
#composites, #sustainability, #biocomposites, #plantbased, #plantresins, #SAMPE This week will be the fifth tied to what I wrote in my new book, “Sustainable Composite Materials: A Roadmap to a Circular Economy”. In this post, I am going to try to answer this question based on today’s markets and today’s technologies. That means that I want to talk through the potential of plant-based precursors for both fiber and resin and biocomposites in general to transform the composit
Apr 228 min read


Circularity Challenges and Opportunities for the Composites Recycling and Reuse Business
#composites, #sustainability, #recycling, #reuse, #recycledfiber, #recycledresin This post is the fourth in the series that introduces the ideas spelled out in my second book, just released – “Sustainable Composite Materials: A Roadmap to a Circular Economy”. In the first three posts I talked about sustainability and circularity in the raw materials supply chain, reducing the carbon footprint in the making of both fiber and resin, and reducing the carbon footprint in the pro
Apr 158 min read


How to Make Composites Processing and Fabrication Sustainable
#composites, #sustainability, #energyefficiency, #renewableenergy, #fabrication, #processequipment This week’s newsletter is the third in my series laying out the roadmap to sustainability in composites. But before I get started, I need to let everyone know that my second book, “Sustainable Composite Materials, A Roadmap to a Circular Economy” is officially released as of April 6 (Monday). The book covers the watershed of the issue of sustainability for these wonderful mate
Apr 88 min read


Reducing the Carbon Footprint of String and Glue (Fiber and Resin) Manufacture
#composites, #sustainability, #carbonfootprint, #renewableenergy, #fibers, #resins Last week I wrote about the raw materials for composites and how high their carbon footprint is, primarily because at present most if not all raw materials for advanced composites are based in petroleum – big oil. This week I want to follow the roadmap outlined in my new book to the next step. That step is the production process for the fibers and resins that make up modern composites, that i
Apr 110 min read


Sustainability in the Composites Raw Material Supply Chain
#composites, #sustainability, #rawmaterials, #greenmaterials, #naturalfibers, #naturalresins I’m going back to what I wrote about a couple of weeks ago – the recommendations for the composites industry that I have in my upcoming book. I promised that I would deal with each part of the industry in turn until I got all the way to the recyclers, talking about where we are today and what I see as a path to sustainability that each piece of the industry can take. From https://act
Mar 2510 min read


Natural Fibers and Circularity in the Auto Industry
#composites, #sustainability, #naturalfibers, #autoindustry, #circularity This week I thought I would highlight one of the things I touched on in my second book and also expand a bit on a theme I brought up a few months ago. The idea is that there is a growing trend in the auto industry to make their products more environmentally friendly as well as easier to recycle when the auto is used up. This theme is a recurring one in many industries, but since the auto industry uses
Mar 187 min read


DARPA is Looking to Convert Ag Waste into Useful Stuff
#composites, #sustainability, #agwaste, #forestproductswaste, #woodwaste, #DARPA I know I promised to talk about my upcoming book in this and the next few posts, but I saw such an interesting article on LinkedIn on March 2 (last Monday) from DARPA of all places that I had to write about it. I’ll weave the book back in a bit later in this post after I describe what I saw from DARPA. Fleetwood Project – DARPA Biological Technologies Office March 2, 2026 The article is about an
Mar 118 min read


Sustainable Composite Materials, A Roadmap to a Circular Economy
#composites, #sustainability, #circulareconomy, #roadmap, #bookwriting I got the proofs for my book last week, and over the weekend I put together the index and got it back to my publisher. That is the last task I have to do before it goes to print. I did look over the proofs, found a couple of typos (best to find those now) and suggested moving some figures around so that they line up with the text better, so now it is up to my publisher. The book is 200 pages long, so it
Mar 49 min read


A Word about Vitrimers – A Thermoset That Can Act Like a Thermoplastic
#composites, #sustainability, #vitrimer, #recyclableresin, #biocomposite, #bioresins I have been seeing articles in several different things that I read about a new class of polymers that is rather intriguing. These polymers are called “vitrimers”. Polymers that were processable by covalent bond exchange reactions (movable and reconfigurable covalent crosslinks) were developed initially in the 1990’s at the University of Illinois Urbana-Champaign (UIUC). James Economy’s gr
Feb 257 min read


Flax, Flax, and More Flax, And Some Other Stuff
#composites, #sustainability, #flaxfiber, #biocomposites, #fibers There appears to be quite a bit of movement in the natural, plant-based fiber business this past week or two. Two announcements came out in Composites World about companies that are scaling up their flax fiber composite reinforcements business, and another one that I will talk about a bit later about a basalt fiber production facility being built in the Middle East. New Circular Structures USA Inc. Facility i
Feb 118 min read


Fireproof Carbon Composites and Using Composites to Reduce CO2 Emissions
#composites, #sustainability, #greenhousegasreduction, #fireproofcomposites, #fibers I saw a couple of interesting tidbits in Composites World this week that piqued my curiosity, so I thought I would dig in a little deeper and write about them and their potential impact on not only sustainability but also the composites business in general. DEECOM Recycled Fireproof Carbon Composite I’m going to start off with one that intrigued me because of a couple of things. First, what
Feb 47 min read


Natural Carbon Fiber Precursors – How About Thin Air?
#composites, #sustainability, #energyefficiency, #renewableenergy, #fibers, #resins Yes, in fact, a company in Houston called Mars Materials, Inc. which is a public benefit corporation incorporated in Texas, teamed up with the Textile Innovation Engine of North Carolina and NC State University to take CO 2 captured from the atmosphere and ammonia/bio-based feedstocks and turn it into acrylonitrile. The Textile Innovation Center at NC State tested the Mars material and found
Jan 286 min read


A Bit of Sustainability News and Some Other Stuff
#composites, #sustainability, #rotorsails, #environmentalproductdeclaration, #recycling There has been a bit going on since my last post in 2025, so I thought this week I would catch everyone up with the sustainability initiatives across not only the composites industry itself, but in industries and sectors of the economy that are making heavy use and initial use of composites. Anemoi Rotor Sails on Union Maritime Chemical Tankers – CW 12/26/2025 First I want to talk a bit ab
Jan 148 min read


Glass Fiber Composites in the Construction Industry
#composites, #sustainability, #rebar, #fiberglass, #frp_rebar, #concrete_reinforcement I thought for this week I would change course a little bit and talk about the construction industry and the application of composites to that industry. The thing that prompted this is an article in Composites World (12/1/2025) announcing that ACMA – The American Composites Manufacturers Association – has put out what they call a product category rule or PCR for fiberglass rebar. And for t
Dec 10, 20257 min read

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