composite package adhesive JY5165
composite package adhesive JY5165

Two Parts PU Boiling Laminating Adhesive JY5165/GY5165

The 2 part polyurethane glue adhesive is formulated to withstand the stringent conditions of 100℃/30min plastic-plastic boiling sterilization, ensuring robust performance in applications where sterilization of plastic materials is necessary.
This capability is crucial for maintaining the integrity and reliability of bonded structures in pharmaceutical, medical, and food packaging, where hygiene and safety standards are paramount.

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The solvent-based adhesive is designed for laminating a diverse range of materials including PET, BOPP, CPP, PE, aluminum foil, VMCPP, VMPET, and others. It is compatible with dry laminating machines operating at different speeds, offering versatility in production settings.

This polyurethane based adhesive formulation is engineered to withstand the rigorous conditions of 100℃/30min plastic boiling sterilization, ensuring reliability in pharmaceutical and food packaging applications where sterilization is essential. It also supports a wide range of coating concentrations, from 25% to 50%, providing flexibility in adhesive application to meet specific performance and cost requirements. This combination of features makes it a cost-effective choice for manufacturers seeking efficient and adaptable solutions in laminating processes.

composite package structure9

1.Physical Datas:

Type JY5165(Main Agent) GY5165(Curing Agent)
Composition -OH -NCO
Appearance Clear or light yellow transaprent liquid Clear or light yellow transaprent liquid
Solid content (%) 66±2 75±2
Viscosity at 25℃(mPa) 900±300 2000±1000
Solvent Ethyl Acetate Ethyl Acetate
Mixing ratio by weight 20 3.5-4.5
shelf life at 15℃-25℃ 12 month 12 month

 

2.Applicable model:

Applicable on various speeds laminating machines.

Wide range of coating concentration (25%~50%) and low adhesive cost

100 ℃/30min plastic/plastic film boiling sterilization.

 

3.Recommended ratio:

20:5. Actual ambient humidty and printing ink have an obvious influence on the qualities of lamination. It is necessary to adjust the application amount of curing agent or hardener properly according to the actual conditions.

4.Operating conditions:

(1) When diluting, add the solvent to the main agent according to the required solid content, stir it thoroughly,

(2)Then add the curing agent, and stir it evenly before use.

(3) The water content of the solvent ethyl acetate shall not exceed 0.03%, and the alcohol content shall not exceed 0.02%

(4) Working concentration 25%~50%

 

5.Drying:

The drying device should have sufficient air volume, wind speed and temperature. When the drying system is divided into three sections, the temperature from the membrane inlet to the outlet is controlled between 50~60℃, 60~70℃, and 70~80℃.

 

6.packaging specification:

JY5165:20kg/drum GY5165:5kg/drum 

 

7. Health Standard

Conforms to the FDA CFR21.175.105 Item.

Conforms to the National food safety standard GB9685 and regulations of adhesive for food packaging.

Conforms to the National food safety standard GB9683 and regulations of adhesive for food packaging.