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DiffuLayer™ Hydrophilic Conductive Gas-Permeable Membranes

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  • Description:DiffuLayer™ Hydrophilic Conductive Gas-Permeable Membranes
  • Brand:DiffuLayer™
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DiffuLayer™ Hydrophilic / Hydrophobic Conductive Waterproof Breathable Membrane Hydrophilic / Hydrophobic Conductive Waterproof Breathable Membrane

A functional membrane series for electrochemistry, air-electrode, gas–liquid interface, and porous conductive-material research. Hydrophilic and hydrophobic surface-wettability options are available. The conductive porous structure can be selected according to requirements for electrolyte wetting, gas transport, interfacial conditions, and electrode architecture.

TypeHydrophilic / Hydrophobic Standard Thickness0.30 ± 0.02 mm Special Thickness0.50 ± 0.05 mm StructureConductive Porous Membrane
Hydrophilic
HYDROPHILIC
Hydrophobic
HYDROPHOBIC
2 Types Surface Wettability Types
0.30 ± 0.02 mm Standard Thickness
100 × 100 mm Common Lab Size
Multiple Sizes Sheet Formats
PRODUCT OVERVIEW

Product Overview

Built on the same conductive porous-membrane platform with different surface wettability options, enabling direct comparison and selection for gas–liquid interfaces and electrolyte-wetting requirements.

The DiffuLayer™ hydrophilic / hydrophobic conductive waterproof breathable membrane series is designed for research use as a porous conductive functional membrane. Different surface-wettability states provide options for liquid wetting, gas transport, and gas–liquid interface control in electrochemical systems.

The hydrophilic version is better suited to studies requiring liquid contact, electrolyte wetting, or interfacial wetting. The hydrophobic version is intended for cases where excessive liquid intrusion should be limited, gas-transport pathways maintained, or gas–liquid interface balance investigated.

The primary thickness is 0.30 ± 0.02 mm. Selected hydrophobic specifications are also available at 0.50 ± 0.05 mm. Multiple square and rectangular sheet sizes are offered.

Product Series Conductive Waterproof Breathable Membrane
Wettability Hydrophilic / Hydrophobic
Standard Thickness 0.30 ± 0.02 mm
Special Thickness 0.50 ± 0.05 mm
Supply Form Sheet
Selection Factors Wettability / Size / Thickness
SURFACE WETTABILITY

How to Choose: Hydrophilic vs. Hydrophobic

The primary difference is surface-wetting behavior. Final selection should be evaluated together with the electrolyte, gas-supply method, and electrode structure.

HYDROPHILIC

Hydrophilic Conductive Breathable Membrane

Prioritizes Liquid Wetting

Suitable for studies focused on liquid contact, electrolyte wetting, electrode-surface wetting, and liquid-phase interfacial transport. It can be used to compare how different wettability states affect electrochemical reaction interfaces.

Electrolyte Wetting
Liquid Contact
Conductive Support
Interface Research
HYDROPHOBIC

Hydrophobic Conductive Waterproof Breathable Membrane

Prioritizes Gas Pathways

Suitable for studies involving liquid blocking, retention of gas pathways, gas–liquid interface stability, and mass transport in porous electrodes. It can serve as a material option for experiments balancing gas diffusion and liquid wetting.

Gas Transport
Liquid Blocking
Conductive Structure
Gas–Liquid Interface
KEY FEATURES

Key Features

01

Conductive Porous Structure

The porous membrane structure supports conductive contact while accommodating research involving gas and liquid transport.

02

Two Wettability Options

Hydrophilic and hydrophobic versions support comparative studies of different interfacial states.

03

Multiple Sheet Sizes

Multiple sizes are available, including formats from 100 × 100 mm to 200 × 200 mm.

04

Research Pack Options

Package quantities include 5, 10, 20, 50, 100, and 500 pcs, depending on the specification.

CORE SPECIFICATIONS

Core Specifications

Only confirmed product specifications are shown. Performance values such as resistivity, air permeability, and contact angle are not stated when reliable test results have not been provided.

Product Type
Conductive Porous Functional Membrane
Surface Type
Hydrophilic / Hydrophobic
Standard Thickness
0.30 ± 0.02 mm
Special Thickness
0.50 ± 0.05 mm
Currently available for selected hydrophobic specifications.
Common Size
100 × 100 mm
Largest Standard Size
200 × 200 mm
Supply Form
Sheet
Performance Data
Confirm by Batch
Contact angle, air permeability, resistance, and related values should be confirmed under the applicable test conditions.
QUICK SELECTION

Four-Step Quick Selection

STEP 01

Determine Wettability Requirement

Choose the hydrophilic version when strong liquid wetting is required. Choose the hydrophobic version when limiting liquid intrusion and maintaining gas pathways are more important.

STEP 02

Confirm Thickness

Most standard specifications use 0.30 ± 0.02 mm; selected specifications are also available at 0.50 ± 0.05 mm.

STEP 03

Confirm Size

Select the appropriate square or rectangular format according to electrode area, fixture design, and cutting allowance.

STEP 04

Confirm Quantity

Select the package quantity according to sample screening, parallel experiments, and subsequent batch research.

SIZE & PRICE

Specifications & Pricing

Hydrophilic and hydrophobic versions are combined in one specification matrix for direct comparison of size, thickness, package quantity, and selling price.

TypeSizeThicknessPackage QuantityPrice
Hydrophilic100 × 100 mm0.30 ± 0.02 mm20 pcs¥150
50 pcs¥342.5
100 pcs¥694
500 pcs¥2710
150 × 150 mm0.30 ± 0.02 mm5 pcs¥210
200 × 200 mm0.30 ± 0.02 mm10 pcs¥390
20 pcs¥730
Hydrophobic100 × 100 mm0.30 ± 0.02 mm20 pcs¥150
50 pcs¥342.5
100 pcs¥694
500 pcs¥2710
100 × 200 mm0.50 ± 0.05 mm5 pcs¥210
150 × 150 mm0.30 ± 0.02 mm5 pcs¥210
170 × 170 mm0.30 ± 0.02 mm20 pcs¥580
195 × 200 mm0.30 ± 0.02 mm10 pcs¥352
200 × 200 mm0.30 ± 0.02 mm10 pcs¥390
20 pcs¥730
Price unit: CNY per pack. This page displays final selling prices only and does not show internal procurement costs. Original sales-unit definitions are retained. When ordering, please confirm surface type, size, thickness, and package quantity together.
APPLICATIONS

Typical Research & Applications

GAS ELECTRODE

Gas Diffusion Electrodes

For investigating the relationship among gas supply, electrolyte wetting, and porous-electrode interfaces.

METAL–AIR

Metal–Air Batteries

For experimental screening of air-electrode structures, gas–liquid interfaces, and different wettability states.

ELECTROCHEMISTRY

Electrochemical Interface Research

For studying the effects of wettability, gas transport, and liquid-phase contact on reaction interfaces.

POROUS MATERIAL

Porous Conductive Materials

Can be used as a research material for porous conductive supports, functional membranes, and composite electrode structures.

HANDLING & TECHNICAL NOTES

Handling & Technical Notes

Selection Note: “Hydrophilic / Hydrophobic” describes the product’s surface-wetting behavior. Actual liquid blocking, gas transport, contact angle, area resistance, and operating behavior in an electrochemical system are affected by liquid composition, surface tension, pressure difference, temperature, compression, membrane thickness, and assembly structure. Specific performance values therefore should not be inferred from the wettability label alone.

Experimental Recommendation: For new electrolytes, gas electrodes, or special pressure conditions, begin with a small sample quantity. Verify wettability, gas transport, liquid penetration, conductive contact, and dimensional stability before selecting a final batch specification.

Cutting Recommendation: Use clean, sharp tools for cutting. Avoid creasing, surface contamination, and local over-compression of the porous structure. For experiments requiring controlled gas–liquid interfaces, keep assembly orientation and compression conditions consistent across sample groups.
FAQ

FAQ

What is the main difference between the hydrophilic and hydrophobic versions?
The main difference is surface-wetting behavior. The hydrophilic version favors liquid wetting, while the hydrophobic version is better suited to limiting liquid intrusion, maintaining gas-phase pathways, or studying gas–liquid interface conditions. Actual behavior still depends on the experimental medium and pressure conditions.
Are the 100 × 100 mm hydrophilic and hydrophobic versions priced the same?
According to the current specification table, the 0.30 ± 0.02 mm, 100 × 100 mm hydrophilic and hydrophobic versions have the same prices: 20 pcs ¥150, 50 pcs ¥342.5, 100 pcs ¥694, and 500 pcs ¥2710.
Is 0.50 ± 0.05 mm available for every specification?
No. In the currently provided specifications, 0.50 ± 0.05 mm corresponds to the hydrophobic 100 × 200 mm / 5 pcs option. Most other standard specifications are 0.30 ± 0.02 mm.
Why are air permeability and contact angle not listed?
The currently provided product information does not include reliable corresponding test data under unified test conditions. Air permeability, contact angle, and liquid-blocking behavior depend strongly on the test method, pressure differential, and liquid system, so unverified performance values are not stated.
Can it be used for air electrodes or metal–air batteries?
This material can be used for related gas–liquid interface and porous-electrode research. Suitability for a specific battery architecture should still be validated together with the catalyst layer, current collector, electrolyte, gas-supply method, and assembly pressure.
Can the sheets be cut to other sizes?
The sheets can be further cut according to experimental requirements. Use clean tools and avoid excessive local compression to reduce changes to the surface state and porous structure.

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DiffuLayer™ Hydrophilic Conductive Breathable Membrane Price List
Size × Thickness × Package Quantity Pricing Matrix

The hydrophilic conductive breathable membrane is available in multiple sheet sizes and package quantities. The standard nominal thickness is 0.30 ± 0.02 mm. Select the required size and quantity according to your experimental setup and material consumption.

Brand:DiffuLayer™ Product:Hydrophilic Conductive Breathable Membrane Standard Thickness:0.30 ± 0.02 mm Supply Form:Sheet Currency:USD / pack
SizeThicknessPackage QuantityPrice (USD)
10 × 10 cm Square Sheet 0.30 ± 0.02 mm20 pcs$30
50 pcs$69
100 pcs$139
500 pcs$542
150 × 150 mm Square Sheet 0.30 ± 0.02 mm5 pcs$42
200 × 200 mm Square Sheet 0.30 ± 0.02 mm10 pcs$78
20 pcs$146
Ordering Note:Please select the appropriate specification according to the required sheet size and package quantity. All listed specifications have a nominal thickness of 0.30 ± 0.02 mm. The final selling price is based on the selected specification.
USD prices are converted using: USD = CNY ÷ 5. All converted prices are rounded up to the next whole US dollar.

Partial references citing our materials (from Google Scholar)


Carbon Dioxide Reduction

1. ACS Nano Strain Relaxation in Metal Alloy Catalysts Steers the Product Selectivity of Electrocatalytic CO2 Reduction

The bipolar membrane (Fumasep FBM) in this paper was purchased from SCI Materials Hub, which was used in rechargeable Zn-CO2 battery tests. The authors reported a strain relaxation strategy to determine lattice strains in bimetal MNi alloys (M = Pd, Ag, and Au) and realized an outstanding CO2-to-CO Faradaic efficiency of 96.6% with outstanding activity and durability toward a Zn-CO2 battery.


2. Front. Chem. Boosting Electrochemical Carbon Dioxide Reduction on Atomically Dispersed Nickel Catalyst

In this paper, Vulcan XC-72R was purchased from SCI Materials Hub. Vulcan XC 72R carbon is the most common catalyst support used in the anode and cathode electrodes of Polymer Electrolyte Membrane Fuel Cells (PEMFC), Direct Methanol Fuel Cells (DMFC), Alkaline Fuel Cells (AFC), Microbial Fuel Cells (MFC), Phosphoric Acid Fuel Cells (PAFC), and many more!


3. Adv. Mater. Partially Nitrided Ni Nanoclusters Achieve Energy-Efficient Electrocatalytic CO2 Reduction to CO at Ultralow Overpotential

An AEM membrane (Sustainion X37-50 Grade RT, purchased from SCI Materials Hub) was activated in 1 M KOH for 24 h, washed with ultra-purity water prior to use.


4. Adv. Funct. Mater. Nanoconfined Molecular Catalysts in Integrated Gas Diffusion Electrodes for High-Current-Density CO2 Electroreduction

In this paper (Supporting Information), an anion exchanged membrane (Fumasep FAB-PK-130 obtained from SCI Materials Hub (www.scimaterials.cn)) was used to separate the catholyte and anolyte chambers.

SCI Materials Hub: we also recommend our Fumasep FAB-PK-75 for the use in a flow cell.


5. Appl. Catal. B Efficient utilization of nickel single atoms for CO2 electroreduction by constructing 3D interconnected nitrogen-doped carbon tube network

In this paper, the Nafion 117 membrane was obtained from SCI Materials Hub.


6. Vacuum Modulable Cu(0)/Cu(I)/Cu(II) sites of Cu/C catalysts derived from MOF for highly selective CO2 electroreduction to hydrocarbons

In this paper, Proton exchange membrane (Nafion 117), Nafion D520, and Toray 060 carbon paper were purchased from SCI Materials Hub.


7. National Science Review Confinement of ionomer for electrocatalytic CO2 reduction reaction via efficient mass transfer pathways

An anion exchange membrane (PiperION-A15-HCO3) was obtained from SCI Materials Hub.


8. Catalysis Communications Facilitating CO2 electroreduction to C2H4 through facile regulating {100} & {111} grain boundary of Cu2O

Carbon paper (TGPH060), membrane solution (Nafion D520), and ionic membrane (Nafion N117) were obtained from Wuhu Eryi Material Technology Co., Ltd (a company under SCI Materials Hub).


Batteries

1. J. Mater. Chem. A Blocking polysulfides with a Janus Fe3C/N-CNF@RGO electrode via physiochemical confinement and catalytic conversion for high-performance lithium–sulfur batteries

Graphene oxide (GO) in this paper was obtained from SCI Materials Hub. The authors introduced a Janus Fe3C/N-CNF@RGO electrode consisting of 1D Fe3C decorated N-doped carbon nanofibers (Fe3C/N-CNFs) side and 2D reduced graphene oxide (RGO) side as the free-standing carrier of Li2S6 catholyte to improve the overall electrochemical performance of Li-S batteries.


2. Joule A high-voltage and stable zinc-air battery enabled by dual-hydrophobic-induced proton shuttle shielding

This paper used more than 10 kinds of materials from SCI Materials Hub and the authors gave detailed properity comparsion.

The commercial IEMs of Fumasep FAB-PK-130 and Nafion N117 were obtained from SCI Materials Hub.

Gas diffusion layers of GDL340 (CeTech) and SGL39BC (Sigracet) and Nafion dispersion (Nafion D520) were obtained from SCI Materials Hub.

Zn foil (100 mm thickness) and Zn powder were obtained from the SCI Materials Hub.

Commercial 20% Pt/C, 40% Pt/C and IrO2 catalysts were also obtained from SCI Materials Hub.


3. Journal of Energy Chemistry Vanadium oxide nanospheres encapsulated in N-doped carbon nanofibers with morphology and defect dual-engineering toward advanced aqueous zinc-ion batteries

In this paper, carbon cloth (W0S1011) was obtained from SCI Materials Hub. The flexible carbon cloth matrix guaranteed the stabilization of the electrode and improved the conductivity of the cathode.


4. Energy Storage Materials Defect-abundant commercializable 3D carbon papers for fabricating composite Li anode with high loading and long life

The 3D carbon paper (TGPH060 raw paper) were purchased from SCI Materials Hub.


5. Nanomaterials A Stable Rechargeable Aqueous Zn–Air Battery Enabled by Heterogeneous MoS2 Cathode Catalysts

Nafion D520 (5 wt%), and carbon paper (GDL340) were received from SCI-Materials-Hub.


6. SSRN An Axially Directed Cobalt-Phthalocyanine Covalent Organic Polymer as High-Efficient Bifunctional Catalyst for Zn-Air Battery

Carbon cloth (W0S1011) and other electrochemical consumables required for air cathode were provided by SCI Materials Hub.


Oxygen Reduction Reaction

1. J. Chem. Eng. Superior Efficiency Hydrogen Peroxide Production in Acidic Media through Epoxy Group Adjacent to Co-O/C Active Centers on Carbon Black

In this paper, Vulcan XC 72 carbon black, ion membrane (Nafion N115, 127 μL), Nafion solution (D520, 5 wt%), and carbon paper (AvCarb GDS 2230 and Spectracarb 2050A-1050) were purchased from SCI Materials Hub.


2. Journal of Colloid and Interface Science Gaining insight into the impact of electronic property and interface electrostatic field on ORR kinetics in alloy engineering via theoretical prognostication and experimental validation

The 20 wt% Pt3M (M = Cr, Co, Cu, Pd, Sn, and Ir) were purchased from SCI Materials Hub. This work places emphasis on the kinetics of the ORR concerning Pt3M (M = Cr, Co, Cu, Pd, Sn, and Ir) catalysts, and integrates theoretical prognostication and experimental validation to illuminate the fundamental principles of alloy engineering.


Water Electrolysis

1. International Journal of Hydrogen Energy Gold as an efficient hydrogen isotope separation catalyst in proton exchange membrane water electrolysis

The cathodic catalysts of Pt/C (20 wt%, 2–3 nm) and Au/C (20 wt%, 4–5 nm) were purchased from SCI Materials Hub.


2. Small Science Silver Compositing Boosts Water Electrolysis Activity and Durability of RuO2 in a Proton-Exchange-Membrane Water Electrolyzer

Two fiber felts (0.35 mm thickness, SCI Materials Hub) were used as the porous transport layers at both the cathode and the anode.


3. Advanced Functional Materials Hierarchical Crystalline/Amorphous Heterostructure MoNi/NiMoOx for Electrochemical Hydrogen Evolution with Industry-Level Activity and Stability

Anion-exchange membrane (FAA-3-PK-130) was obtained from SCI Materials Hub website.


Fuel Cells

1. Polymer Sub-two-micron ultrathin proton exchange membrane with reinforced mechanical strength

Gas diffusion electrode (60% Pt/C, Carbon paper) was purchased from SCI Materials Hub.


Characterization

1. Chemical Engineering Journal Electrochemical reconstitution of Prussian blue analogue for coupling furfural electro-oxidation with photo-assisted hydrogen evolution reaction

An Au nanoparticle film was deposited on the total reflecting plane of a single reflection ATR crystal (SCI Materials Hub, Wuhu, China) via sputter coater.

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