MUMBAI, India, Sept. 22 -- Intellectual Property India has published a patent application (202647106054 A) filed by Toray Industries, Inc. on September 03, 2026, for Nonwoven For Sound-Absorbing Material, And Sound-Absorbing Material.
Inventors include Kitamura Koji; and Harada Masaru.
The application for the patent was published on September 18, 2026, under issue no. 38/2026.
Abstract: In order to provide a nonwoven for a sound-absorbing material having high sound absorption performance throughout a wide range of frequencies from low frequencies to ultra-high frequencies, this nonwoven for a sound-absorbing material is obtained by stacking nonwoven A and nonwoven B, wherein: the nonwoven A and the nonwoven B are stacked alternatingly in...