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A kind of label making technology of plastic container, plastic container and its application

A production process and plastic container technology, applied in the post-processing of printing, printing, printing devices, etc., can solve the problems that the liquid beverage filling production line cannot be used, the printed bottle is connected to the production line, and the production mode is troublesome, so as to achieve beautiful and simple packaging , the cost of environmentally friendly packaging materials, and the effect of meeting safety and health requirements

Active Publication Date: 2017-04-12
BRIGHT DAIRY & FOOD CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0007] The technical problem that the present invention aims to solve is to overcome the defect that the liquid beverage filling production line in the prior art cannot use printed bottles for on-line production, and must adopt the production mode of labeling or sleeve labeling after filling plastic bottles, and provides A high-quality, safe and environmentally friendly label making process for plastic containers, plastic containers and their applications

Method used

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  • A kind of label making technology of plastic container, plastic container and its application

Examples

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Effect test

Embodiment 1

[0028] In this embodiment, the label of the round PET bottle is composed of three overlapping colors. The label making process of the PET round bottle includes the following steps: After testing, the surface tension of the PET round bottle is in the range of 44-52dyn / cm, so there is no need to perform surface pretreatment on the PET round bottle. The bottom of the bottle is positioned by the card slot, screen printed, and then instantly cured by ultraviolet light.

[0029] Wherein, the ink for screen printing is JJJJ RC PES-B ink and photoinitiator TPO. The screen stretching tension of the screen printing is 30N / cm; the screen printing screen is a nylon screen plate, and the mesh size of the screen is 350 mesh / inch.

[0030] The label printing process of the PET round bottle is to carry out the label printing process according to the order of the ink color from light color to dark color, that is, first complete the screen printing and UV instantaneous curing of the lightest c...

Embodiment 2

[0032] In this embodiment, the steps and parameters of the label making process of the PET plastic container are the same as in Example 1, the difference is that the PET plastic container is a PET square bottle, and its label is made of three kinds of non-stacking colors. Ink composition; the grid size of the screen printing screen is 420 mesh / inch, and the tension of the screen stretching is 25N / cm; the positioning method is to fix the PET square bottle lying down; the PET square bottle The number of times of the label printing process of the bottle is 1 time, wherein, the power of the ultraviolet light instantaneous curing is 170W / cm.

Embodiment 3

[0034] In the present embodiment, the steps and parameters of the label making process of the PET plastic container are the same as in Example 1, the difference is that the ink of the screen printing is French Dolby's special UV light-curable ink and photoinitiator TPO .

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Abstract

The invention discloses a label manufacturing process for a plastic container, the plastic container and the application thereof. The label manufacturing process comprises the steps that the PET plastic container with the surface tension being 44-52dyn / cm is located, silk-screen printing is carried out, and then ultraviolet light instant curing is carried out; printing ink of silk-screen printing is ultraviolet curing ink comprising photo-initiator; silk-screen tightening tension of silk-screen printing is 25-35N / cm. According to the label manufacturing process, printing firmness is high, the amount of residual solvents is small, and the requirement for safety and sanitation of food packaging can be met. Meanwhile, the label manufacturing process can well adapt to the follow-up liquid drink cleaning, disinfecting and bulking automatic production line.

Description

technical field [0001] The invention relates to a label making process for a plastic container, the plastic container and an application thereof. Background technique [0002] In recent years, the beverage industry has developed rapidly, and the varieties of carbonated beverages, fruit juice beverages, milk beverages, tea beverages and drinking water have been continuously enriched. At the same time, the development of beverage filling equipment has also advanced by leaps and bounds. [0003] Generally speaking, whether it is cold filling, hot filling or medium temperature filling, in order to ensure that the production line maintains good antibacterial properties during the filling process, the packaging disinfection and rinsing system must be combined with the beverage filling system. That is to say, most of the beverage filling equipment is automatic production line of packaging disinfection, rinsing, filling and capping. [0004] Plastic containers such as PET bottles, ...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): B41M1/12B41M1/30B41M7/00B41M1/40B65D85/72
Inventor 刘向红张薇蓉胡维旭陆林楠高圣君
Owner BRIGHT DAIRY & FOOD CO LTD
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