Corrugated board

A technology for corrugated cardboard and corrugated lining paper, applied in the field of corrugated cardboard, can solve the problems of low strength, poor bearing capacity, easy to break, etc., and achieve the effect of strong bearing capacity, simple production and not easy to break.

Inactive Publication Date: 2015-03-18
TIANJIN TIANRUN PAPER PROD
View PDF0 Cites 2 Cited by
  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

This structure has poor bearing capacity, low strength and is easy to break

Method used

the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
View more

Image

Smart Image Click on the blue labels to locate them in the text.
Viewing Examples
Smart Image
  • Corrugated board
  • Corrugated board
  • Corrugated board

Examples

Experimental program
Comparison scheme
Effect test

Embodiment Construction

[0014] Such as Figure 1-Figure 3 As shown, the corrugated cardboard of the present invention includes an upper kraft cardboard 1 and a lower kraft cardboard 2, and the space formed between the upper kraft cardboard 1 and the lower kraft cardboard 2 is provided with a net-shaped corrugated backing paper 3, and the net-shaped corrugated backing paper 3 is provided. The corrugated backing paper 3 is supported between the upper kraft cardboard 1 and the lower kraft cardboard 2, the top of the netted corrugated backing paper 3 is fixed on the lower surface of the upper kraft cardboard 1, and the bottom end of the netted corrugated backing paper 3 is fixed On the upper surface of the lower kraft cardboard 2, the grid of the net-like corrugated backing paper 3 is pentagonal, triangular or circular.

[0015] The upper kraft liner 1 and the lower kraft liner 2 are coated kraft linerboard, which makes the finished product have the characteristics of high blast resistance, high tear res...

the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
Login to view more

PUM

No PUM Login to view more

Abstract

The invention provides a corrugated board. The corrugated board comprises an upper craft paper and a lower craft paper, a space formed between the upper craft paper and the lower craft paper is provided with a netted corrugated lining paper, the netted corrugated lining paper is supported between the upper craft paper and the lower craft paper, the top of the netted corrugated lining paper is fixed to the lower surface of the upper craft paper, the bottom of the netted corrugated lining paper is fixed to the upper surface of the lower craft paper, and the grid of the netted corrugated lining paper is pentagonal in shape. The corrugated board has the advantages of strong bearing capability, no bending loss and simple production, and has the characteristics of high knock resistance, high tear resistance and damage resistance by adopting coated craft paper.

Description

technical field [0001] The invention belongs to the field of cardboard for packaging, in particular to corrugated cardboard. Background technique [0002] Corrugated cardboard is a cardboard composed of one or more layers of corrugated paper bonded on a cardboard or between several cardboards. At present, the cardboard used for packaging in the market generally uses one layer of corrugated cardboard or two layers of corrugated cardboard, and the corrugated cardboard is wavy. This structure has poor bearing capacity, low strength and is easy to break. Contents of the invention [0003] The object of the present invention is to provide a corrugated cardboard which is easy to process, has a strong bearing capacity and is not easy to break. [0004] The technical solution of the present invention is: corrugated cardboard, including upper kraft cardboard and lower kraft cardboard. The netted corrugated backing paper is supported between the upper kraft cardboard and the lowe...

Claims

the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
Login to view more

Application Information

Patent Timeline
no application Login to view more
IPC IPC(8): B32B29/08B32B3/12D21H27/40
CPCB32B29/08B32B3/12
Inventor 徐林镇
Owner TIANJIN TIANRUN PAPER PROD
Who we serve
  • R&D Engineer
  • R&D Manager
  • IP Professional
Why Eureka
  • Industry Leading Data Capabilities
  • Powerful AI technology
  • Patent DNA Extraction
Social media
Try Eureka
PatSnap group products

Browse by: Latest US Patents, China's latest patents, Technical Efficacy Thesaurus, Application Domain, Technology Topic.

© 2024 PatSnap. All rights reserved.Legal|Privacy policy|Modern Slavery Act Transparency Statement|Sitemap