Page 51 - Platics News June 2022

Avient Develops Versa ex™ Ffc Tpes For Fatty Basf Expands Its Ultra-
Foods Contact mid® A3u44g6 Dc

ASF is expanding its portfolio
Bof ame-retardant engineering
plastics with the newly developed
Ultramid® A3U44G6 DC. High
technical requirements from the in-
dustry require innovative solutions
based on PA66. In the case of already
proven Ultradur® (PBT) products,
color stability can be largely guar-
anteed, especially in orange (RAL
vient has launched a new family of more quickly. “Avient product devel- 2003) which is in high demand in
AVersa exTM thermoplastic elas- opment e orts are focused on helping the industry. Conventional polyam-
tomer (TPE) materials developed for customers comply with the regula- ides, however, tend to strong color
fatty-food-contact (FFC) applications tions in food contact applications,” said uctuations or yellowing during
that must comply with migration limit Matt Mitchell, director, global market- heat aging. "High-voltage compo-
standards in Europe and North America. ing, Specialty Engineered Materials at nents are usually exposed to signi -
Versa ex FFC materials can be directly Avient. "However, compliance does not cant temperature uctuations. is
overmolded onto various engineered depend solely on the right polymer for- repeatedly leads to strong discol-
materials and as an alternative to sili- mulation, but also on the design of the oration in conventional polyamides.
cone rubber, o er more design freedom nished article. For instance, wall thick- Our newly developed type Ultramid®
and increased production e ciency by ness can a ect migration test results, A3U44G6 DC OR closes the inno-
eliminating secondary processing. e with thicker sections presenting a higher vation gap in terms of color stability
new materials have been pre-tested for potential for failure. Avient’s expertise and mechanical strength", explains
compliance with the United States FDA lies not only in formulation develop- Tina Weller, Product Development
requirements under 21 CFR 177.2600 ment but also in helping customers op- BASF. For the rst time, the new
for repeated-use applications and the timize their product design and increase grade meets all the criteria of color
European standard 10/2011 for food the likelihood that the end product will stability and heat aging resistance
contact. Compared to silicone rubber, be compliant. is, in turn, can in- and thus also enables long-lasting
the only other material used in these crease speed to market.” Versa ex FFC color coding, which is safety-relevant
applications, Versa ex FFC is easier to can be overmolded onto COPE, PC, or in the sensitive area of high voltages.
process so it can simplify manufactur- PC/ABS, making it suitable for a wide e color stability could be con-
ing and shorten cycle times, potentially range of food contact applications such rmed after 1.000h at up to 130°C
reducing overall cost. Additionally, Ver- as food containers, kitchenware, kitch- in the test.In addition to the color
sa ex FFC helps address the challenges en appliances, tableware, etc. It is also consistency, Ultramid® A3U44G6
associated with the global silicone rub- formulated without bisphenol-A (BPA) DC OR with a CTI 600 is charac-
ber supply chain and can help design or phthalates and is highly colorable to terized by high electrical insulation.
engineers get new products to market meet speci c marketplace requirements.

51 PLASTICS NEWS June 2022