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  3. HEPTAX (Multi-layered Nylon Film): Hybrid nylon, Barrier nylon, Multi-layered nylon

Product lineup

  • “HEPTAX”, the complex nylon film of Gunze is a coined word of Greek “7 (HEPTA)” and “X” from COMPLEX.
  • Sequential bio-oriented film, which can layer up to 5 types 7 layers.

02

Hybrid nylon

  • In order to reduce the amount of packaging material and the laminating process, unique multi-layer oriented technology of Gunze has realized a hybrid of nylon.
    (Hybrid Biaxial Oriented Nylon=Bio-oriented nylon with the layer of PET)

Advantage (layer composition)

PETとNYの特長を併せ持ったハイブリッドナイロン

Application

For the conventional product (left diagram), PET and ONY are laminated together, but the type HBN (right diagram) is possible to substitute the function of two layers with one sheet.
With this technology, cost reduction can be expected by reducing the amount of packaging material usage and laminating process.

Ready-to-eat meal
Ready-to-eat meal
For lids of jelly, etc
For lids of jelly, etc
Frozen ready-to-eat food for commercial use
Frozen ready-to-eat food for commercial use

In addition, it is also used as a solution proposal to solve ONY problems.

HEPTAX (Hybrid nylon)

Type Thickness
(μm)
Corona
treatment
Length (m) Composition of layers Features・Applications
2000 4000
HBN
15
Inside
PET/NY
Hybrid nylon that has advantages of PET and nylon
Replacement of
PET/NY
25
HBF
15
Replacement of ONY
  • Please confirm size to sales person in charge

Heat-resistant temperature

Type Boiled (Opened) Semi-cooked Retort
85℃×30 minutes
100℃×60 minutes
105℃×30 minutes
115℃×30 minutes
125℃×30 minutes
HBN
HBF
  • Attention: These are the evaluations of single film. Please contact person in charge before use.

03

Barrier nylon

Great multi-layer technology of Gunze enables to add several functions to single piece of film.

Advantage (layer composition, application)

layer composition
Type HF HP
Usage
General type
High barrier type
Layer composition
NY/NY/EVOH/NY/NY
NY/EVOH/NY
Application
  • Dairy products
  • Pet food
  • Rice cakes
  • BIB (Bag in box), etc
  • Miso
  • Medicine
  • Ketchup
  • Liquid soup, etc
Type VF BWC
Usage
Heat-resistant type (Boilable)
・Ham, sausages ・Pouch type
Layer composition
NY/NY/MXDNY/NY/NY
NY/NY/EVOH/NY/NY
Application
  • Pickles
  • Lids
  • Ready-to-eat food
  • Semi-baked sweets
  • Sausages
  • Delicacies
  • Ready-to-eat food (Pouch)
  • Semi-baked sweets, etc

HEPTAX (Barrier nylon)

Type Thickness
(μm)
Corona
treatment
Length (m) Layer composition Features・Applications
2000 4000
HF
15
Inside
NY/NY/EVOH/NY/NY
Resistant to pinholes
For cheese, rice cakes, BiB (Bag in Box),
liquid soup
HF2
Both
sides
BWC
Inside
Economy type
For sausages, semi-baked sweets,delicacies
HP
17
Inside
NY/EVOH/NY
High barrier
For miso, medicines, bath additives, heavy duty bag
25
HP2
17
Both
sides
25
VF
15
Inside
NY/NY/MXDNY/NY/NY
Resistant to pinholes
Semi-retort(115℃)
*Careful assessment required for over 100℃
For semi-baked sweets, pickels, cooked dith, lids
VF2
Both
sides
  • Please confirm size to sales person in charge

Heat-resistant temperature

Type Boiled (Opened) Semi-retort Retort
85℃×30
minutes
100℃×60
minutes
105℃×30
minutes
115℃×30
minutes
125℃×30
minutes
BWC
HF・HP
VF
  • Attention: These are the evaluations of single film. Please contact person in charge before use.

04

Multi-layered nylon

Great multi-layer technology of Gunze enables to add several functions to single piece of film, laminate and orient PE that other companies don’t have.

Advantage (layer composition, application)

層構成
Required characteristics Application (Contents) Type Advantage
Delamination prevention
reinforcement
pressure resistance
  • Industrial glue
  • Detergent,
    bath additive
  • Laminated tube
Type B
Non-anchor lamination is possible, and can prevent from delamination.
Contents with the risk of delamination
Can be used by itself.
It is strong to bag-breaking since it is bio-oriented.
Heat sealing + strength
  • Air cushioning material
Heat sealing + gas barrier property
  • Balloon
  • Laminated tube
Type OH
Able to thin the film compared to laminated product.

HEPTAX (Multi-layered nylon)

Type Thickness
(μm)
Corona
treatment
Length (m) Composition of layers Features・Applications
2000 4000
B
30
Inside
LL/NY/LL
No AC required, pressure resistant,
For reinforcement materials
40
OH
20
Inside
(NY side)
3000
NY/EVOH/NY/LL
For balloons
25
  • Please confirm size to sales person in charge

General nylon

HEPTAX (General nylon)

Type Thickness
(μm)
Corona
treatment
Length (m) Composition of layers Features・Applications
2000 4000
GN
15
inside
NY/NY/NY
Non-barrier general type. Can be used for all foods.

Heat-resistant temperature

Type Boiled (Opened) Semi-retort
85℃×30 minutes
100℃×60 minutes
105℃×30 minutes
GN
  • Attention: These are the evaluations of single film. Please contact person in charge before use.

HEPTAX product list

HEPTAX product list can
be downloaded from here.

HEPTAX
product list

Other product information

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