Advantages and disadvantages of sterile isolation bags of different materials

1、Polyethylene (PE) sterile isolation bag

• Advantages:

◦ Good impact resistance, flexibility and chemical resistance.

◦ Corrosion resistance, no air leakage, impermeable, not easy to be scratched.

◦ Low cost, easy to process and manufacture.

• Disadvantages:

◦ Poor air permeability, not suitable for packaging that requires ventilation.

◦ Harmful substances may be produced at high temperatures, not suitable for packaging in high temperature environments.

2、Polypropylene (PP) sterile isolation bag

• Advantages:

◦ Excellent mechanical strength, thermal stability and toughness.

◦ No deformation after heating, odorless and non-toxic.

◦ Strong air permeability, suitable for packaging that requires ventilation.

• Disadvantages:

◦ Easy to become brittle at low temperatures, not suitable for use in low temperature environments.

◦ Compared with other materials, the price is higher.

3、Nylon (NY) sterile isolation bag

• Advantages:

◦ High strength, waterproof, moisture-proof, anti-oxidation and other characteristics.

◦ High transparency, easy to observe the contents of the bag.

◦ Good flexibility, easy to fold and carry.

• Disadvantages:

◦ Poor wear resistance, easy to be worn and scratched.

◦ Harmful substances may be produced at high temperature, not suitable for packaging in high temperature environment.

4、Polyester (PET) sterile isolation bag

• Advantages:

◦ It has the characteristics of high strength, waterproof, moisture-proof and oxidation-proof.

◦ Good heat resistance, can maintain stability at high temperature.

◦ Excellent barrier properties, can block gas, light, moisture, etc.

• Disadvantages:

◦ Relatively high cost, not suitable for large-scale use.

◦ In some cases, it may be corroded by chemicals.

5、Aluminum foil composite sterile isolation bag

• Advantages:

◦ It has excellent barrier properties, can block gas, light, moisture, etc.

◦ Excellent high and low temperature resistance, can maintain stability at extreme temperatures.

◦ It has a certain fragrance retention, can maintain the fragrance of the items in the bag.

• Disadvantages:

◦ It has a high cost, not suitable for large-scale use.

◦ It is not easy to degrade and has a certain impact on the environment.

6、Non-woven sterile isolation bag

• Advantages:

◦ It has good air permeability and flexibility.

◦ Easy to sterilize and reusable.

◦ Environmentally friendly and low-cost, easy to recycle and reuse.

• Disadvantages:

◦ Poor barrier properties, unable to completely block gas, light, etc.

◦ In some cases, it may be worn and scratched.

In summary, sterile isolation bags made of different materials have their own advantages and disadvantages. When choosing sterile isolation bags, comprehensive considerations should be made based on specific application scenarios and needs to ensure the sterility and safety of the product. At the same time, attention should also be paid to the environmental friendliness and sustainability of the material to reduce the impact on the environment.