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US08652613B2 Quadruple-wall corrugated paperboard and method of manufacture 有权
四壁瓦楞纸板及其制造方法

Quadruple-wall corrugated paperboard and method of manufacture
Abstract:
A corrugated paperboard for the packaging industry comprising of five liners (1a, 1b, 1c, 1d, 1e) and four intermediate corrugating mediums (2a, 2b, 2c, 2d) with flute type combination of B-C-B-C; thereby providing robust, greater compression strength, yet capable of economically produce corrugated paperboard by utilizing the method of combining paperboard using corrugator to produce doublewall and sheet pasting machine to make the final combination of a quadruple-wall paperboard.
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