In The News
Recycling textiles into reusable cotton, polyesters and silver
Millions of tons of cotton-polyester-blend material that would normally be discarded in landfills could be recycled using a newly patented method for removing dyes from textiles, separating cotton from fabric blends, and depolymerizing polyesters. The process, developed and demonstrated by…
A microwave-assisted flow reactor for organic synthesis
Saida FDS Inc. (Shizuoka, http://saidagroup.jp/fds_en/) has commercialized a flow reactor that uses microwaves to produce fine chemicals and pharmaceutical intermediates at high temperatures and pressures. The system has been shown to boost productivity by a factor of 3–6 compared to…
Making bio-oils via solvent liquefaction
At a pilot plant near Ames, Iowa, a team of researchers from Iowa State University (Ames; www.iastate.edu) and Chevron Corp. (San Ramon, Calif.; www.chevron.com) has validated the production of bio-oil via a new process technology called solvent liquefaction. Developed by…
Solution mining technique improves potash yields
A new patent-pending solution-mining technique known as SMER (selective mining with enhanced recovery), developed by Innovare Technologies Ltd. (Carlyle, Sask.; www.innovaretechnologies.ca), can increase yields of potash (potassium chloride; KCl) and achieve lower operating and capital costs compared to traditional potash…
Purify p-xylene without the heat
Current commercial technologies for separating and purifying p-xylene — an important precursor for polyesters and plastics — from hydrocarbon mixtures involve phase-change techniques that require large amounts of thermal energy. Recently, a research team from Georgia Institute of Technology (Ga.…
Ethics Survey Results: Your Responses
Responses from 2015 CE ethics survey range from hopeful to cynical, and both similarities and differences emerge when compared to earlier surveys In October 2015, Chemical Engineering conducted a survey among chemical process industries (CPI) professionals about workplace ethics and…
Chementator Briefs
Making CO from CO2Professor Rhosuke Suzuki at Hokkaido University (Sapporo City, Japan; www.eng.hokudai.ac.jp) has developed a molten-salt electrolysis process that can produce CO from high temperature CO2 present in the fluegas of industrial furnaces. The process uses a molten salt…
Chemical Safety: A Challenging Road Ahead
Passage of the Lautenberg Chemical Safety Act has created a long and challenging road ahead for U.S. EPA rulemaking On June 22, 2016, the Frank R. Lautenberg Chemical Safety for the 21st Century Act (LCSA) was signed into law with…
Catalytic process converts sorted waste into aromatic compounds
The rising cost of landfilling trash creates a strong incentive to utilize the waste for saleable products. A recently piloted process is an example: the process can convert municipal solid waste (MSW) into a narrow range of valuable aromatic compounds.…
Business News for October 2016
Plant Watch BASF expands global production capacity of Ultrason polyarylsulfone September 8, 2016— BASF SE (Ludwigshafen, Germany; www.basf.com) will set up an additional production line for Ultrason polyarylsulfone at its site in Yeosu, Korea. The new line will start up…