Raw Materials and Chemicals

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Polychloroprene has a long history in the world of adhesives. It has been the primary choice when fast, high-strength, and permanent bonds are needed in variety of applications, from shoe soles to foam bonding. Historically, polychloroprene adhesives have been solvent borne, but environmental and occupational safety reasons have recently caused a shift toward waterborne polychloroprene adhesives. One of the challenges in waterborne polychloroprene dispersion adhesives has been related to the thickening of these high pH systems, as well as the storage stability.

Few experiences are richer for adhesive and sealant professionals than attending a WAC. The event offers the complete package: networking, education, exhibition, repeat. On an international level. Like the Olympics, the conference occurs once every four years and rotates between Asia, Europe, and North America. The host association is responsible for organizing and delivering a world-class educational and networking event.

Dow recently announced that Mary Draves, vice president of Environment, Health and Safety (EH&S) and chief sustainability officer, has announced her decision to retire in April 2022, following more than 32 years of service with the company.

Hexion Holdings Corp. recently announced stockholder approval of its proposed acquisition by affiliates of American Securities LLC.

Sustainable bonding requires combining the highest possible certified bio-based raw material content in the adhesives, low maintenance and energy requirements in the bonding process, high compatibility of the adhesives with existing application systems, and, especially in the packaging industry, high compatibility in terms of downstream paper recycling. All of this must be achieved at competitive prices.

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The recently announced Arkema–Académie des Sciences Prize for Innovation in Chemistry for Sustainable Materials is intended to reward a scientist of international standing in the field of materials.

American Colors, Inc. recently announced its acquisition of Colorificio Migliavacca of Bergamo, Italy.

Pyran, Inc. and NAGASE Specialty Materials have entered an exclusive partnership for the conversion of Pyran’s bio-based 1,5-pentanediol (PDO) to renewable 1,5-pentanediol diacrylate (PDDA) and other acrylate and methacrylate derivatives.