What are the requirements for circular colored copper label paper used on food packaging?

The circular colored copper label paper used on food packaging needs to meet a number of requirements to ensure compliance, durability, readability and environmental protection of the label. The following is a detailed summary of these requirements:

First, compliance requirements

1. Compliance with laws and regulations:

Label paper and its printed content must strictly comply with the relevant national laws and regulations on food packaging, such as the Food Safety Law and the General Principles of Pre-Packaged Food Labeling.

2. Identification information is complete:

The label should clearly and accurately mark the name, specification, net content, production date, shelf life, storage conditions, ingredients or ingredients list, producer name, address, contact information and other information.

3. Warnings and Special notes:

If the food contains allergens, special ingredients or matters requiring the attention of specific groups, corresponding warnings and special instructions should be marked on the label.

Second, durability requirements

1. Wear and water resistance:

The label paper must have certain wear resistance and water resistance to ensure that it is not easy to fall off, damage or blur during food packaging, transportation, storage and use.

2. Ink adhesion:

The ink should have good adhesion to ensure that the text and pattern on the label are not easy to fall off or fade under wet, friction and other conditions.

Third, readability requirements

1. Word height and clarity:

The text and numbers on the label should reach a certain height (such as usually not less than 1.8mm, but depending on the packaging area) to ensure that consumers can clearly identify.

Use a high-quality color press for printing, ensuring clear and vivid images and text.

2. Contrast ratio:

The text and pattern on the label should be in sharp contrast with the background color to improve readability.

Fourth, environmental protection requirements

1. Material selection:

Label paper should be made of environmentally friendly materials, such as degradable and recyclable paper materials.

2. Ink environmental protection:

The ink should be non-toxic and harmless, and does not contain substances harmful to human health and the environment, such as some heavy metals, polychlorinated biphenyls, etc.

Fifth, other requirements

1. Aesthetics:

The label design should be beautiful and generous, in line with the overall style of food packaging, and help to enhance the brand image.

2. Unity:

Information such as the expiration date on the internal and external packaging should be consistent to avoid consumer confusion.

In summary, the circular color copperplate label paper used on food packaging needs to meet the requirements of compliance, durability, readability, environmental protection and other aspects. In practical applications, it is also necessary to customize and design according to the characteristics of specific foods and market demands.