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Is the coated paper waterproof or oil-proof?

In general, coated paper is not waterproof or oil-proof; however, through special processing and improvement, its waterproof and oil-proof properties can be enhanced.

Coated paper is a type of paper printing material. It is made of high-quality semi-finished chemical slurry as the raw material and is pressed and dried layer by layer using a special process. It is smooth and delicate, resistant to wear, acid, and alkali, and easily matches colors. It is widely used in high-end printing, album binding, gift packaging, and other fields.

In general, coated paper is not waterproof or oil-proof. Because its main component is pulp, the paper itself is not naturally waterproof or oil-proof. In addition, coated paper usually undergoes a double-sided glossy process to smooth its surface. This treatment weakens its fiber adhesion and wet strength, making it more susceptible to water and oil erosion.

However, through special processing and improvements, the waterproof and oil-proof performance of coated paper can be enhanced to a certain extent. For example, a layer of special waterproof paint or coating can be sprayed on the surface of coated paper, or a layer of waterproof and oil-proof membrane material can be added to enhance its waterproof and oil-proof performance. In addition, appropriately increasing the density and wet strength of the coated paper can enhance its waterproof and oil-proof properties.

  • Influence of the structure and processing methods

The structure and processing method of the coated paper will also have a certain impact on its waterproof and oil-proof performance. In general, the thicker the coated paper and the tighter the fiber bonding, the better its waterproof and oil-proof performance. Simultaneously, using a single-sided smooth surface process can make the fibers on the back more tightly bonded, thereby enhancing its waterproof and oil-proof performance.

In addition, the differences in inks and printing machinery and equipment used in the printing process will also affect the waterproof and oil-proof properties of the coated paper. Some special UV inks and printing equipment can enhance the waterproof and oil-proof properties of coated paper to a certain extent.

In short, coated paper is not waterproof or oil-proof; however, through special processing and improvements, its waterproof and oil-proof performance can be enhanced to a certain extent. When choosing coated paper as a printing material, you should consider the specific usage requirements and environmental conditions and choose the appropriate type and processing method.

 

 


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Tel:
+86-18516719968
E-mail:
info@jinyalabel.com
Address:
Room 606, Block B No 18, Fangsi Road, Songjiang District, Shanghai
Remarkable Labelstock