SILICONE SURFACTANTS FOR LOW CONTENT OF ALDEHYDE AND AROMATIC EMISSIONS PU FOAM

With its 120 years of experience in manufacturing special waxes, Völpker Spezialprodukte GmbH is one of the longest-established wax producers in Europe. In recent years the company has expanded particularly in the field of additives for plastics. The wax additives of the Plastic series and the Plastic recycling series are widely used multi-functional additives. They serve for example as combination lubricants and dispersing aids, especially where the quality requirements are particularly high. Montan wax derivatives - for example Waradur E - are worldwide largely used as optimally effective no plate-out release agents for various high quality TPU applications. For standard requirements, Voelpker offers also the new release agent Cevo process J-3405.

Huntsman Building Solutions announced the launch of its new and improved Pour-in-Place Foams. According to the company, the family of foam solutions have recently been reformulated with an HFO-based technology that renders performance benefits, as well as dramatically minimizes impacts to the Earth. The foam products are offered in varying densities, providing thermal insulation and structural support, and are said to be ideal for use across a wide range of construction and maritime applications.

On 26 April 2021, Dow announced that it has launched low cyclic, low volatile Vorasurf Silicone Surfactants to help its customers address growing market interest in lightweight flexible foams.

Ingevity has presented its Capa caprolactone technology at Chinaplas 2021, which was held from 13 – 16 April 2021 in Shenzhen, China. At its exhibit space and in seminars, the company demonstrated the versatility of the Capa portfolio for a wide variety of polyurethane and bioplastics applications. In particular, the company highlighted its recently launched Capa S polyol technology that enables conventional production of soft thermoplastic polyurethanes without the use of plasticisers.

Covestro worked with paints and coatings manufacturer AkzoNobel to develop a new type of waterborne coating system with adjustable haptics and a matt optics effect. One current example is the functional Smart Mirror from the Chinese manufacturer Mine Technologies.

On 16 April 2021, Lanxess announced that it has expanded its Trixene Aqua range of water-based blocked isocyanate dispersions. The product family now includes new grades, specifically designed to expand the application areas and meet more demanding customer needs.

Covestro and orthopedic service provider GeBioM mbH, based in Münster, Germany, are expanding their cooperation in the field of orthopedic footwear. In addition to producing lasts and trial shoes, they now support orthopedic shoemakers in the production of custom insoles using 3D printing. A new Addigy FPU 79A thermoplastic polyurethane (TPU) from Covestro is used in the form of filaments. Together with Danish printer partner Create it Real, the companies offer a new and sustainable solution for the digital production of shoe insoles.

Conair has launched the new Eco air-cooled chillers, which are designed for outdoor installation and providing chilled water to plastics processing equipment indoors. According to the company, the packaged chillers are rugged enough to function efficiently under almost any ambient conditions, while providing a process-temperature set-point range that is among the widest in the industry.

The scientists Jincheng Dong,a Binyuan Liu,a, b Huining Ding,a Junbin Shi,b Ning Liu,b Bin Dai,b and Il Kimc from the aHebei University of Technology, Tianjin, China, the bShihezi University, Shihezi, China, and the cPusan National University, Busan, Korea, have synthesised a series of isocyanate-free polyurethanes (NIPUs), showing an intrinsic thermo-healing performance, from sustainable vegetable oil-based cyclic carbonates and bio-based amines.