Page 189 - CW E-Magazine (14-11-2023)

Special Report Special Report

production method has greater yield lized reusable adsorbent media to lactic acid, an organic acid that is ten does not require a separate step to fi x The resulting rice hull ash is a material Conversion of CO to Sustain-able
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from the glucose feedstock, releases clean the air; times more acidic than acetic acid. the dye and requires one or even no containing large amounts of silica and Aviation Fuels and Alcohols.
less CO , and eliminates wastewater. 2. Desorption to release the terpenes As a disinfectant active ingredient, lactic washes at the end of the dyeing process, relatively few impurities. Currently,
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in vapour form into nitrogen gas; acid works similarly to other organic compared to 4-7 washes for traditional silicon metal is typically produced by Air Company is being recognized
Greener reaction conditions 3. Condensation of vapours to liquid acids, which denature proteins to kill dyeing. heating quartz with a carbon source for the development of a CO removal
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Award terpenes; and viruses or lower the pH and disrupt such as coal. The process developed technology that transforms the green-
captis Aire LLc: chemical 4. Reactivation to superheat the specia- metabolism inside bacterial cells. In addi- summary of Technology by Professor Laine operates at lower house gas carbon dioxide into larger
temperatures, requires less energy molecules, which can then be used to
lized media and maximize capture tion, the benefi ts of lactic acid-based
Bio-FREED (Fast Resource Effi -
Adsorption Innovation redu- effi ciency. disinfectants include excellent material cient Enhanced Dyeing) is a techno- and emits less carbon than the current produce other products such as fuels and
ces Emissions (CAIRE) Techno- compatibility and alignment with EPA logy platform powered by Bio-Alloy (a methods. fragrances.
logy These versatile terpene building Safer Choice standards for ingredients miscible blend of plant-based proteins
blocks can then be processed into many in products that may be used without and biopolymers) designed to help the summary of Technology The only by-product produced is
Captis Aire is being recognized for valuable chemicals which can be used personal protective equipment. textile industry reduce its carbon emis- Millions of tons of agricultural oxygen gas. The techno-logy both
the patent pending CAIRE Techno- as components of biofuels, fl avours, sion footprint signifi cantly by elimina- waste (e.g., rice hulls) are burned for removes CO from the air by using it
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logy that converts terpenes, a waste fragrances, etc. Three successful demon- The patented formula overcomes ting ineffi ciencies in dyeing processes. fuel value every year in the U.S. and as a chemical reactant and reduces
product produced during the wood strations at commercial wood product the previously limited effi cacy of lac- Bio-Alloy technology is applied using worldwide. The resulting rice hull ash the need for fossil fuels by transforming
manufacturing process, into valuable manufacturing facilities showed the tic acid as a disinfectant, where it was a foam applicator technology to deli- (RHA), which is often landfi lled, can it into fuels, including aviation fuels.
chemicals. Currently these terpenes – ability to reduce GHGs and transform often able to target only enveloped viruses ver a precise amount of colour to a contain signifi cant quantities of rela-
when above normal biogenic levels are hazardous pine chemical wastes into and some bacteria. It uses a minimal precise location. Bio-FREED is a one- tively pure nanocomposite mixtures summary of Technology
an air pollutant and an irritant to eyes, purifi ed terpenes. amount of lactic acid in combination step continuous dyeing process that of carbon and silica. The team at the Mimicking photosynthesis, Air
lungs and skin – are burned as waste, with non-ethoxylated anionic surfac- reduces up to 95% water use, 80% of University of Michigan has developed Company’s CO removal (CDR) tech-
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which releases greenhouse gases. The Designing Greener chemicals tants, N-acylated amino acid surfac- dyes applied, and decreases energy multiple ways of refi ning RHA fi rst nology transforms a ubiquitous feed-
CAIRE Technology captures over 90% Award tants, and a small percentage of carboxy- use by approximately 67% compared by washing with diluted hydrochloric stock, CO , into larger organic chemi-
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of the terpenes released from the wood The clorox company: clorox lic acid to achieve excellent cleaning to the traditional three-step dyeing acid, then reacting the RHA with hexy- cals with O as the only by-product.
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products manufacturing process and capability and anti-microbial effi cacy, processes. Bio-FREED textiles can be lene glycol base to produce spiro- The technology both removes CO
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converts them into many valuable EcoClean Disinfecting cleaner even against harder-to-kill viruses like pre-dyed or post-dyed, (i.e., dyeing siloxane. Spirosiloxane can be distilled and reduces the need for fossil fuels
chemicals including those used Norovirus and Coxsackievirus. It is this garments after they are made), thereby out directly, leaving silica-depleted by using this carbon to produce AIR-
in products such as biofuels, fl avours The Clorox Company is being recog- combination of ingredients that pro- gaining additional environmental and RHA. Spirosiloxane can then be used MADE methanol, ethanol, paraffi ns,
and fragrances. nized for designing Clorox EcoClean vides this effi cacy for an organic-acid supply chain benefi ts. The ability to to produce lithium-ion conducting and other compounds for fuels. Air
Disinfecting Cleaner, a Design for based formula. Compared to other DfE- precisely deliver dyeable protein func- polymers, which have potential for use Company’s technology takes in cap-
summary of Technology the Environment-certifi ed disinfecting certifi ed disinfectants using lactic acid tionality to fi bre surfaces is expected in solid state batteries. Silicon-deple- tured CO , H O, and renewable elec-
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Organic pine chemicals called ter- cleaner that can be used without per- as an active ingredient, the patented to provide a greener path forward in ted RHA is being studied as promising tricity – generated from sources like
penes are released from wood product sonal protective equipment, will not formula uses between 5x and 18x less the textile industry. lithium-ion capacitors and can be solar photovoltaics and wind turbines –
manufacturing processes that dry green bleach surfaces, is formulated without active ingredient. easily converted to SiC and Si N O as as inputs. It uses this renewable elec-
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pine wood. These manufacturing pro- alcohol, and can be used safely on most 2023 Academic Award anodes for lithium-ion batteries with tricity to split water into hydrogen
cesses are often situated in rural dis- surfaces. The product is a lactic acid- 2023 small business Award Professor richard Laine (Uni- ~3x the capacity of graphite/Li anodes and oxygen. The hydrogen is then
advantaged communities. Currently, the based, ready-to-use disinfectant cleaner versity of Michigan): Upcyc- used currently. These processes offer combined with CO using proprietary
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baseline management for these terpenes that disinfects 99.999% of illness- Modern Meadow: Bio-FREED potential to supplant many of the energy, catalysts to selectively produce alco-
is “end of pipe” treatment, which uses causing germs in two minutes or less Powered by Bio-Alloy ling/Valorising a Plentiful Agri- equipment and CO =intensive pro- hols and paraffi ns. The process has net-
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natural gas to burn these molecules, when used as directed. cultural Waste cesses involved in the traditional re- negative carbon emissions, remov-
releasing carbon dioxide (CO ), a green- Modern Meadow is being recog- duction of quartz with anthracite coal ing approximately 1.5 kg of CO from
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house gas (GHG). Rather than directly summary of Technology nized for developing a more effi cient Professor Richard Laine from the to produce Si metal, with production the atmosphere per kg of ethanol pro-
burning bioderived carbon and emitting The EPA Design for the Environ- textile dyeing process called Bio- University of Michigan is being recog- temperatures, energy requirements duced, according to a life cycle ana-
GHGs, the patent pending CAIRE ment (DfE) certifi cation for EPA-regis- FREED Powered by Bio-Alloy. Using nized for developing multiple ways and carbon footprints much lower lysis. It also uses just 1.1% as much
Technology captures >90% of the tered disinfectants was designed to help the Bio-FREED platform, a bio-based to refi ne agricultural waste into silica- than those needed in current industrial water as corn-based ethanol. Likewise,
terpenes and converts this waste into consumers identify effective, eco-con- protein foam can dye any type of fi bre. based intermediates, which may be processes. AIRMADE sustainable aviation fuel
valuable chemicals. scious products. Clorox EcoClean Dis- This revolutionary process conserves used in materials like lithium-ion bat- life cycle CO emissions are over 90%
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infecting Cleaner is a more sustainable 95% of water compared to traditional teries and lithium supercapacitors. Environmental Benefi t – Climate lower than traditional jet fuel. Its com-
The CAIRE Capture Technology disinfectant to help keep facilities clean dyeing methods, reduces energy con- Millions of tonnes of agricultural waste change position provides additional benefi ts
has four steps: and healthy without sacrifi cing effi cacy. sumption by 75%, and utilizes 80% (e.g., rice hulls) are burned for fuel Air Company: AIRMADE™ Carbon related to exhaust, logistics, and ease
1. Terpene adsorption using a specia- The active ingredient in the cleaner is fewer dyes and chemicals. Bio-FREED every year in the U.S. and worldwide. Technology – Photosynthesis-inspired of adoption.

188 Chemical Weekly November 14, 2023 Chemical Weekly November 14, 2023 189

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