Invention Application
WO2013180643A1 A FIBER-BASED SUBSTRATE PROVIDED WITH A COATING BASED ON BIOPOLYMER MATERIAL AND A METHOD OF PRODUCING IT 审中-公开
一种基于生物玻璃材料的涂料提供的基于纤维的基材及其生产方法

A FIBER-BASED SUBSTRATE PROVIDED WITH A COATING BASED ON BIOPOLYMER MATERIAL AND A METHOD OF PRODUCING IT
Abstract:
A coated product, comprising a substrate (10) and a coating layer (11), wherein said substrate (10) is in shape of a web, sheet or tray of fiber-based material such as paper or paperboard, and wherein said coating layer forma a barrier on the substrate and mainly contains biopolymer material cross-linked by a cross-linking agent, wherein the cross- linking agent is citric acid in a range of 14–50pph, and the biopolymer material is diesterified and hydrolyzed to an extent of less than 80%, preferably less than 50% and most preferred less than 30%.
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