公开(公告)号：WO2021255707A1

公开(公告)日：2021-12-23

申请号：PCT/IB2021/055406

申请日：2021-06-18

Applicant: 3M INNOVATIVE PROPERTIES COMPANY

Inventor： VARGHESE, Alex ,  BHATTACHARYA, Dhritisunder ,  VASHISTHA, Deval Yogendra ,  PALLED, Satish Veerappa

IPC: G10K11/165 ,  B23B27/12 ,  B23B27/20 ,  G10K11/168 ,  B32B1/00 ,  B32B2250/02 ,  B32B2250/20 ,  B32B2255/02 ,  B32B2255/26 ,  B32B2262/0253 ,  B32B2262/0261 ,  B32B2262/0276 ,  B32B2262/062 ,  B32B2262/144 ,  B32B2264/10 ,  B32B2307/102 ,  B32B2307/51 ,  B32B2307/718 ,  B32B2307/724 ,  B32B2307/7242 ,  B32B2605/08 ,  B32B5/022 ,  B32B5/08 ,  B32B5/268 ,  B32B5/271 ,  B60R13/08 ,  D06N7/0005

Abstract: Embodiments of the present invention relates to a noise reduction article (300) and method of manufacturing same. The noise reduction article (300) comprises at least one of polymeric resins and inorganic fillers being deposited on a porous layer (304) and heat treated together to form a unibody, wherein the at least one of polymeric resins and inorganic fillers on the heat treatment forms an impervious layer (302), and the porous layer comprises at least one fiber forming polymer.

公开(公告)号：WO2017116902A1

公开(公告)日：2017-07-06

申请号：PCT/US2016/068011

申请日：2016-12-21

Applicant: 3M INNOVATIVE PROPERTIES COMPANY

Inventor： VASHISTHA, Deval Yogendra ,  THAKUR, Raju Bikram Singh ,  SONI, Samir Haridineshbhai ,  BHATTACHARYA, Dhritisunder ,  PALLED, Satish

IPC: B24D11/00 ,  B24D11/02

CPC classification number: B24D11/001 ,  B24D11/02

Abstract: The present invention relates to abrasive articles, more specifically to coated abrasive article with non-woven backing and a method of their preparation.

Abstract translation: 本发明涉及磨料制品，更具体地涉及具有无纺背衬的涂布磨料制品及其制备方法。