What does the "three defenses" of heat-sensitive labels refer to

The "three defenses" of heat-resistant paper usually refers to waterproof, oil-resistant, and anti-friction. To be specific:

Waterproof: This means that the three heat-proof paper can be used normally in a humid environment and is not easy to be damaged or deformed because of moisture. This characteristic makes the three heat sensitive paper can keep the information clear and readable even in wet or rainy environments.

Oil proof: the three heat-proof paper has an oil proof function, that is, it is not easy to be contaminated by oil stains. This is particularly important in some industries such as food processing, catering and other industries that are easily exposed to grease, to ensure that the information printed on thermal paper is not stained by grease.

Anti-friction: In addition to waterproof and oil-proof, the three heat-proof paper also has anti-friction. This means that it can prevent items from rubbing against each other in the process of shipping logistics, but also maintain the clarity and durability of the printed content.

In summary, the "three defenses" function of the three defenses thermal sensitive paper enables it to maintain a good use effect in a variety of complex environments, so it has been widely used in medical, aviation, logistics and other fields.