Seven Group has been granted a patent for a polyurethane foam that includes 50-80% inorganic particulate filler, specifically calcium carbonate, with a multimodal particle size distribution. The foam exhibits a density of 10-35 lb/ft³ and a flexural strength of 400-1400 psi, manufactured without surfactants. GlobalData’s report on Seven Group gives a 360-degree view of the company including its patenting strategy. Buy the report here.

According to GlobalData’s company profile on Seven Group, was a key innovation area identified from patents. Seven Group's grant share as of July 2024 was 70%. Grant share is based on the ratio of number of grants to total number of patents.

Filled polyurethane foam with specific particle size distribution