Patent ID: 6027615
Filing Date: 2000-02-22
Classification: D21F,D21G,Y10S,Y10T

Abstract:
A calender belt for the compliant calendering of a paper or paperboard web, said calender belt comprising:a base substrate, said base substrate being in the form of an endless loop and having an outer side and an inner side;a first staple fiber batt attached to said outer side of said base substrate;a second staple fiber batt attached to said inner side of said base substrate, said base substrate, said first staple fiber batt and said second staple fiber batt together being a fiber/base composite structure; anda first polymeric resin material impregnating said fiber/base composite structure to a uniform depth therewithin, said first polymeric resin material forming a layer over said first staple fiber batt on said outer side of said base substrate and having a ground and polished surface, whereby, upon grinding and polishing, none of said first staple batt is exposed on said ground and polished surface,so that said first polymeric resin material may be provided with desired surface characteristics and said calender belt may have a uniform thickness.