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Shanghai Huitian New Material Co., Ltd

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China 856A 856B Solvent-Free Polyurethane Laminating Adhesive with High Peel Strength
China 856A 856B Solvent-Free Polyurethane Laminating Adhesive with High Peel Strength

  1. China 856A 856B Solvent-Free Polyurethane Laminating Adhesive with High Peel Strength

856A 856B Solvent-Free Polyurethane Laminating Adhesive with High Peel Strength

  1. MOQ: 20 KG
  2. Price: USD 3.8-7.0 / KG
  3. Get Latest Price
Curing 38-45C for 18-24 h
Compliance FDA 175.105, GB9685, EU 2002/72/EC
Packing 20KG/bucket, 200KG/drum
Boiling Steaming Suitable for plastic/plastic structures
Delivery Time 7-15 working days after payment
Payment Terms T/T, L/C
Mixing Ratio 100:60 (w/w)
Pot Life 40-50 minutes
Packaging Details 20KG/bucket or 200KG/drum, export-grade packaging
Laminating Speed 0-300 m/min
Solid Content 100%
Product Type Solvent-free two-component polyurethane laminating adhesive
Viscosity 700-1800 / 700-1500 mPa.s at 25C
Coating Weight 1.2-3.5 g/m2
Supply Ability 500 MT per Month
Place of Origin Shanghai, China
Model Number 856A/856B
Certification FDA 21 CFR 175.105, GB9685, EU 2002/72/EC
Brand Name Huitian

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  1. Product Details
  2. Company Details

Product Specification

Curing 38-45C for 18-24 h Compliance FDA 175.105, GB9685, EU 2002/72/EC
Packing 20KG/bucket, 200KG/drum Boiling Steaming Suitable for plastic/plastic structures
Delivery Time 7-15 working days after payment Payment Terms T/T, L/C
Mixing Ratio 100:60 (w/w) Pot Life 40-50 minutes
Packaging Details 20KG/bucket or 200KG/drum, export-grade packaging Laminating Speed 0-300 m/min
Solid Content 100% Product Type Solvent-free two-component polyurethane laminating adhesive
Viscosity 700-1800 / 700-1500 mPa.s at 25C Coating Weight 1.2-3.5 g/m2
Supply Ability 500 MT per Month Place of Origin Shanghai, China
Model Number 856A/856B Certification FDA 21 CFR 175.105, GB9685, EU 2002/72/EC
Brand Name Huitian
High Light High Peel Strength Polyurethane Laminating AdhesiveOdorless Solvent-Free AdhesiveBoiling Steaming Suitable Two-Component Adhesive

Product Overview

Weeton 856A/856B is a two-component solvent-free laminating adhesive suitable for boiling and steaming of plastic/plastic composite structures. It delivers high peel strength, excellent surface wettability, excellent heat resistance, long pot life and no smell, with the cured adhesive layer transparent, elastic and aging-resistant.

Key Features

  • Suitable for boiling and steaming plastic/plastic structures
  • High peel strength and excellent surface wettability
  • Odorless with transparent, elastic, aging-resistant cured layer
  • Long pot life of about 40-50 minutes for reliable workability
  • Excellent heat resistance for hot-fill and retort-like applications
  • Does not affect the openability of the inner layer
  • FDA 175.105, GB9685 and EU 2002/72/EC compliant

Applications

  • Boiling and steaming pouches (PET/PE, PET/CPP)
  • PA/PE and PA/PCPP structures
  • AL/PE structures for ordinary media
  • High-strength pharmaceutical packaging foil

Typical Technical Parameters

ParameterSpecification
CompositionIsocyanate component (856A) / Hydroxyl component (856B)
Mixing Ratio100:60 (mass ratio)
Solid Content100% / 100%
Viscosity (25C)700-1800 mPa.s (A) / 700-1500 mPa.s (B)
Density1.15 +/- 0.05 g/cm3
Coating Weight1.2 - 3.5 g/m2
Pot LifeAbout 40-50 minutes
Laminating Speed0 - 300 m/min
Curing38-45C for 18-24 h; foil 45-50C for 36-48 h
ComplianceFDA 175.105, GB9685, EU 2002/72/EC
Shelf Life12 months unopened
Packing20 KG/bucket, 200 KG/drum

Directions for Use & Precautions

  • Use the standard mass ratio 100:60 (856A:856B); adjust between 100:50-70 according to humidity and structure.
  • For CPP structures, increase curing temperature and glue amount as recommended.
  • Set seasonal temperature parameters (35-42C) for glue containers, hoses and rollers.
  • Maintain precise tension control and proper winding to prevent delamination and film curl.
  • Cure aluminum foil composites at 45-50C for 36-48 h; winter AL/CPP needs 48-60 h.
  • Clean the coating unit when the machine stops over 40 minutes.
  • Preheat 856B in the drying room if small lumps appear in cold winter; it does not affect use.

FAQ

Q: Can 856A/856B be used for boiling and steaming pouches?

A: Yes, it is suitable for boiling and steaming of plastic/plastic composite structures with excellent heat resistance and high peel strength.

Q: Is 856A/856B odorless?

A: Yes, it features no smell, and the cured adhesive layer is transparent, elastic and aging-resistant.

Q: What is the pot life?

A: The pot life is about 40-50 minutes after mixing at the standard 100:60 ratio.

Q: Does it comply with food contact regulations?

A: Yes, it complies with US FDA 175.105, China GB9685, and the fully cured adhesive meets EU 2002/72/EC migration restrictions.

Company Details

Bronze Gleitlager

,

Bronze Sleeve Bushings

 and 

Graphite Plugged Bushings

 from Quality China Factory
  • Business Type:

    Manufacturer,Importer,Exporter,Seller

  • Year Established:

    1977

  • Total Annual:

    580,000,000-620,000,000

  • Employee Number:

    1800~2000

  • Ecer Certification:

    Verified Supplier

Huitian New Material (stock code: 300041) is the oldest enterprise in China's adhesive & new material industry, with 46 years of development history, focusing on research and development, constantly breaking through the innovative technology of adhesive new material, taking the lead in solvi... Huitian New Material (stock code: 300041) is the oldest enterprise in China's adhesive & new material industry, with 46 years of development history, focusing on research and development, constantly breaking through the innovative technology of adhesive new material, taking the lead in solvi...

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Get in touch with us

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  • Shanghai Huitian New Material Co., Ltd
  • No. 251, Wenji Road, Songjiang District, Shanghai China
  • https://www.industryglue.com/

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