Biobased Materials

An Unexpected Role for Coatings in the Fight Against COVID-19

Cardboard bed
The COVID-19 pandemic has placed tremendous stress on the global healthcare system. In areas of the world with high case counts and large numbers of people sickened by the SARS-CoV-2 virus needing hospitalization, a shortage of hospital beds has been a significant issue. There has also been concern over the length of time that the virus can survive on metal...

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Novel Cashew Nutshell Liquid-based Waterborne Curing Agents Designed for High-Performance and Low-VOC Protective Epoxy Coatings

Cashew Nut Apple
A series of zero-volatile organic compound (VOC) waterborne epoxy curing agents based on cardanol, a non-food chain and renewable biomaterial, has been developed to meet stricter regulation, as well as high-performance requirements. This article presents the latest performance studies of applying those new Cashew Nutshell Liquid-based waterborne curing agents in typical formulations for heavy duty, industrial, and transportation coatings applications....

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Chinese Government Regulations Driving Adoption of Low-VOC Coatings

Perspective view of building in downtown hong kong city with light at night time.
Concerns over pollution in China have been increasing over the past decade. Significant attention to the problem was raised during the 2008 summer Olympics, which were held in the country. In response, the Chinese government in recent years has passed legislation mandating the reduction of volatile organic compound (VOC) emissions from manufacturing plants, including those that produce and those that...

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Bio-Based Antimicrobial Food Packaging Coatings

a Super market meat section aisle
The antimicrobial properties of two disparate bio-based coating additives were evaluated in a polyvinyl alcohol (PVA) food packaging coating for antimicrobial activity. Chitosan, a shrimp and crustacean shell derived polysaccharide, and an antimicrobial peptide were evaluated in a dissolvable food package coating for reductions in microbial growth after contacting agar patties serving as food simulants. Where the antimicrobial components of...

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