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PVDC barrier coating
Model: HY-RC-02
Product Description

Technical Data
 HY-RC-02  Product manual

1.Features  

HY-RC-02 is one of our water-based PVDC  series products, specifically designed for use as an undercoat in  foodpackaging. The coating exhibits high oxygen and water vapor barrier  properties, excellent oil resistance, non-yellowing, printability,and a smooth  finish. This product meets food hygiene standards, and the coating film adheres  to FDA regulations.

2.Performance Metrics

2.1Latex Performance Metrics

Solid content

g/Kg

500

Surface tension

mN/m

49

PH

PH

1.6

Viscosity

mPa∙s

11

Density

g/ml

1.26

Shelf life

Month

12

2.2Performance Metrics of Coating Films

Oxygen transmittance

㎤ /㎡·24h23℃

6

Water vapor transmittance

g/㎡·24h38°C

9

Heat seal strength

N∕15mm

1.3

The coating substrate is PET,  PVDC  coating capacity: 3g/㎡

3. Instructions for use
 3.1 Latex Mixing
 Before latex is stored , it is advisable for users to analyze and test  items such as solids content, surface tension, and PH values. When using,  adjust accordingly based on specific requirements.
 3.1.1 Solid Content Adjustment
 According to the coating amount requirements, the emulsion should be  appropriately diluted with soft water.
 3.1.2 Selection of Additives
 Users can optionally incorporate additives such as release  agents,lubricants, and SiO2 based on their production requirements.
 3.2 Coating Temperature and Thermal Energy Mode
 During coating of PVDC emulsion, the printing roller temperature should be  below 15℃, and the drying temperature must exceed 100℃.
 3.3 Curing time.
 In the drying chamber at 50℃ for 48 hours.

4.Storage
 Store in a dark, cool place, at temperatures between 0℃ and 38℃. Below 0℃,  provide insulation. Containers should be corrosion  resistant. The product has a shelf life of 12 months under storage  conditions; if the emulsion is not broken after expiration, it can still be  used. Over long-term storage, the latex’s PH may slightly decrease. This  product is non-toxic, odorless, non-flammable, and non-explosive,  with a mild acidity.

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