F&H Porter NovelliMomentive Performance Materials announced the launch of a new product family of liquid silicone rubber (LSR) that offers lowest compression set. Its first commercialized grade Silopren LSR is selflubricating with a nominal hardness of Shore A. Based on new technology development, Momentive Performance Materials succeeded to get the compression set  without postcuring down to , while maintaining the excellent mechanical properties of this LSR grade. This new material from