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Monolithic Film

TPEE is an environmentally friendly material with various structures. It is a thermoplastic polyester elastomer (TPEE). It is a block copolymer polymer composed of short rigid segments (crystalline phase) and long soft segments.

 

Why Choose Us

Competitive Price

We have a professional purchasing team and costing team, trying to reduce costs and profits, and provide you with a good price.

Production Equipment

We have devoted amount of resource for maintain and keep our equipment in the best state for our customers.

Professional Team

Our self-developed additives based on our professional chemical knowledge, such as wet indicator ink, coating glue, antistatic additives, etc., can provide professional advice to customers facing chemical problems.

Product Tracking System

With a complete traceability system, once the batch number is obtained, the entire production process and raw materials can be traced

 

 

 

What is Monolithic Film

 

 

Monolithic film refers to a type of material that lacks pores or voids throughout its structure, presenting a continuous and homogeneous composition. Unlike microporous films, monolithic films do not possess microscopic openings or passages for the transmission of gases or liquids.

 

 

 
Benefits of Monolithic Film
 

 

Antiviral Properties

Monolithic films offer excellent antiviral properties due to their continuous, non-porous structure. Unlike microporous films, which may have microscopic gaps that could potentially allow viral particles to pass through, monolithic films provide a seamless barrier against viruses. This feature is particularly important in medical settings, where preventing the transmission of infectious diseases is critical.

Blood Containment

The absence of pores in monolithic films ensures effective containment of blood and other bodily fluids. This characteristic is essential in medical applications such as surgical drapes, where maintaining a sterile field and preventing cross-contamination are paramount. Monolithic films provide a reliable barrier to bloodborne pathogens, enhancing safety for both patients and healthcare professionals.

Enhanced Durability

Monolithic films typically exhibit greater durability and resistance to tearing compared to microporous films. The absence of pores eliminates weak points in the material, reducing the risk of punctures or tears during handling and use. This enhanced durability translates to improved reliability and longevity in various applications, including packaging and industrial settings.

Chemical Resistance

Monolithic films often boast superior chemical resistance properties compared to their microporous counterparts. The absence of pores minimizes the potential for chemical penetration or absorption, making monolithic films suitable for applications where exposure to harsh chemicals is common. Industries such as manufacturing, automotive, and agriculture benefit from the robust chemical resistance of monolithic films in protecting sensitive materials or products.

 
What are the Applications of Monolithic Film
 
Functional cloth Fabric

Monolithic film can be used as a functional cloth fabric, with good waterproof and breathable properties. It can To effectively prevent rainwater and have a good breathable feature, so it will let a cloth be comfortable. 

Medical field

The use of breathable membranes in surgical gowns can effectively prevent the spread of bacteria and viruses,At the same time, it can keep medical staff dry and comfortable, improve the accuracy and efficiency of surgical operations.

Basement waterproofing

Breathable membranes are also widely used in basement waterproofing. Due to the excellent waterproof properties of the breathable film Performance and breathability, which can effectively resist the infiltration of groundwater and discharge indoors Moist air, keep the air inside the basement fresh and dry.

 
 
How to Choose Monolithic Film
 

Application Requirements

Determine the intended use of the monolithic film, such as medical, packaging, textiles, filtration, or electronic devices. Different applications have different requirements for the performance of the monolithic film.

Breathability

Evaluate the breathability of the monolithic film according to the application environment and requirements. Ensure that the membrane material can achieve the required gas and water vapor permeability to maintain good ventilation and humidity management.

Physical Properties

Consider the physical properties of the monolithic film, such as tensile strength, tear strength, abrasion resistance, etc. Choose membrane materials with appropriate strength and durability according to the mechanical requirements of the application scenario.

Chemical Stability

For applications that require contact with chemicals, such as medical or industrial filtration, ensure that the monolithic film selected has good chemical stability. Avoid adverse reactions with solvents, acids, bases, and other substances to ensure the stability and safety of the membrane material.

Production Process

Consider the production process and preparation methods of the monolithic film. Choose a production process that can achieve the desired membrane thickness, pore size distribution, and surface characteristics, ensuring the production of monolithic film products that meet specifications.

Cost-effectiveness

Balance the performance and cost of the monolithic film. Choose membrane materials and manufacturing processes that meet requirements while minimizing production costs, ensuring that the product has good cost-effectiveness.

 

Process of Monolithic Film

 

 

Material Preparation

In the first step of the monolithic film manufacturing process, the necessary raw materials are prepared. These raw materials are typically polymer materials such as thermal plactic elastomer. They can be extracted from polymer particles, powders, or preformed sheets.

 

Plastic Melting

At this stage, the selected polymer raw materials are heated to their melting point to form a uniform melt. This is usually done by injecting or forging the raw materials into sheets in a heated machine.


Plastic Expansion

While the plastic is in a molten state, it is passed through a series of expansion mechanisms such as extruders or rolling mills. This thins out the plastic and gives it the desired dimensions and thickness.

 

Cooling and Solidification

When the plastic emerges from the expansion mechanisms, it enters a cooling area where it is rapidly cooled and solidified into a stable monolithic film. Control of the cooling process is crucial to ensure the final film's quality and performance.

 

Cutting and Packaging

The final step involves cutting the monolithic film into the desired size and shape, and packaging it to prevent contamination or damage. These films can be used for various applications such as packaging, industrial, or medical purposes.

 

Monolithic Film Market Outlook (2023 to 2033)

 

Worldwide sales of monolithic film stood at around US$ 2.9 billion in 2023. As per detailed industry analysis, the global breathable films market is projected to increase at a CAGR of 3.8% and reach a valuation of US$ 4.2 billion by the year 2033.

 

Monolithic films come across as cost-effective polymer-based films paving the way for moisture control in several applications inclusive of feminine hygiene, adult incontinence supplies, surgical drapes diapers, and adult incontinence products. These are the ones where breathability is a vital factor. Another crucial application of breathable films is roofing membranes.

 

The flourishing building & construction vertical coupled with the growing demand for food packaging is likely to accelerate the monolithic films market in the forecast period. A few other advantages of breathable films include enhanced processability, a wide spectrum of breathability levels, extended shelf life, UV stability, exceptional dispersion, and likewise.

 

As a result of regular diapers, massive amounts of untreated waste and land pollution are created. These factors, combined with the increasing concern over the environment and the growing awareness among parents about proper baby hygiene, are driving the adoption of breathable films in biodegradable diapers. 

 
Reasons for the substantial growth in the monolithic film market
 

 

 
Enhancing Hygiene

Growing health and hygiene consciousness is one of the main factors propelling the market for breathable films. Premium hygiene product demand has increased significantly due to shifting customer preferences and rising disposable income. In order to improve the functionality and comfort of these products—which include sanitary napkins, adult and baby diapers—breathable films are essential. Breathable films promote better general hygiene and lower the chance of skin irritation by allowing air circulation.

 
Medical Applications

There is also a lot of use for breatheable films in the medical field. They are used to make many medical items, such as surgery drapes, gowns, and bandages for wounds. Because these films are breathable, they keep wetness in the right place, which lowers the risk of infection and speeds up healing. Also, breathable films give patients comfort and flexibility, which makes them an important part of medical uses.

 
Sustainability and Environmental Benefits

The environmental advantages and sustainability of breathable films are important factors that are propelling their use. Because recyclable materials are frequently used to make these films, waste and environmental effect are decreased. They facilitate the creation of lightweight, environmentally friendly products, which further helps to reduce carbon footprint. Breathable films are in greater demand across a range of industries as a result of the emphasis on sustainable methods and materials.

 
Technological Advancements

Technological developments have further fueled the market expansion for breathable films. Breathable film producers are constantly coming up with new ways to enhance the features and performance of their products, making them more affordable, flexible, and long-lasting. In addition to the conventional microporous-based films, monolithic-based breathable films have been developed, which has increased the films' usefulness and range of uses.

 

 

Our Factory
 

 

Kae Hwa is a breathable membrane manufacturing company located in Taiwan. The main products are diversified applications such as breathable resins, breathable film, and breathable composite fabrics. With more than 60 years of profound chemical background and understanding of market trends, the company continuously invests in new facilities and upgrades existing equipment to meet market demands. Our skilled R&D team combines professional knowledge with innovative thinking to drive technological progress. We work closely with our production teams to develop state-of-the-art manufacturing techniques, ensuring that each product meets world-class quality standards.

 

In order to serve the needs of customers in different countries, we produce in factories in Taiwan and Malaysia, providing a variety of high-quality waterproof and breathable products for customers to use, such as baby or adult diapers, sanitary napkins, nursing pads and other waterproof and breathable back layers, Type 4B /5B/6B industrial protective clothing, AAMI Level 4 medical protective clothing, isolation clothing, agricultural waterproof and breathable cover cloth, waterproof and breathable raincoat, desiccant packaging materials, warm bag packaging materials, etc.

 

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FAQ
 
 

Q: What are the uses of Tpee?

A: Typical applications include hose and tube, gaskets, animal tags, hose fittings, cables, trampoline fabric, furniture, automotive components and specialty fibers.

Q: What is the density of TPEE?

A: Thermoplastic polyester elastomer (TPEE), 4056®, produced from DuPont, USA, was used as the polymer matrix. It has a density of 1.16 g/cm3, a melting point of 152 °C, a glass transition temperature (Tg) of − 50 °C, and a shore hardness of 43D.

Q: Is polyester a TPE?

A: Thermoplastic Polyester Elastomer, commonly known as TPE, is a versatile class of materials that combines the properties of thermoplastics and elastomers. TPEs are composed of a polyester base and elastomeric segments, providing them with excellent flexibility, resilience, and durability.

Q: What is the difference between TPE and Tpee?

A: Distinguishing Features: TPE mattresses strike a balance between flexibility and resilience, offering good motion isolation, but their durability may vary. TPEE mattresses combine the benefits of TPE with added polyester, providing superior elasticity, durability, and hypoallergenic properties.

Q: What is the density of thermoplastic polypropylene?

A: Between 0.895 and 0.92 g/cm³
The density of Polypropylene is between 0.895 and 0.92 g/cm³. Therefore, PP is the commodity plastic with the lowest density. With lower density, moldings parts with lower weight and more parts of a certain mass of plastic can be produced.

Q: What is the grade of TPE material?

A: Like crosslinked rubber, TPEs are available as very soft gel materials from 20 Shore OO up to 90 Shore A, at which point they enter the Shore D scale and can be formulated to give hardness values up to 85 Shore D, which designates a material that is very hard.

Q: Is TPU and TPE the same?

A: Thermoplastic elastomers (TPEs) are more flexible and softer to the touch. Thermoplastic polyurethanes (TPUs) are also flexible but also more rigid. TPEs have been commercially available much longer but are relatively new in the 3D printing sector.

Q: Does TPE contain polyurethane?

A: TPE (Thermoplastic Elastomer) is a rubber that has both thermoplastic and elastomer properties. TPU (Thermoplastic Polyurethane), on the other hand, is a form of TPE. TPU and TPE are flexible filaments used as 3D printing materials for designs that require stretch or bend qualities.

Q: Is neoprene a TPE?

A: TPEs are a type of thermoplastic rubber created from melting polymer compounds to form a mixture of plastic and rubber properties. 24–26 Compared to neoprene, TPE does not undergo vulcanization, allowing reduced cycle times, cost, and energy usage.

Q: What is the strength of elastomers?

A: For elastomers, a class of materials that contain substantial numbers of very different polymers, tensile strength can range from as low as 3.5 MPa (500 psi) to as high as 55.2 MPa (8.0 ksi); however, the great majority of common elastomers tend to fall in the range from 6.9 to 20.7 MPa (1.0 to 3.0 ksi).

Q: What is the difference between TPE and polypropylene?

A: TPE (thermoplastic elastomer) is a fatigue resistant sheet which is a combination of rubber and polypropylene. Because of its rubber content, TPE is more heat resistant requiring heating to a higher temperature than polypropylene for thermoforming.

Q: Is PTFE a thermoplastic elastomer?

A: PTFE is a thermoplastic that cannot be handled using typical polymer processing procedures due to its high viscosity. PTFE is processed by cold shaping followed by heat treatment (also known as sintering), which causes the polymer particles to fuse together to produce a solid molding.

Q: What is the tensile strength of TPE?

A: TPE is a subcategory of Thermoplastic elastomers. Its elastic modulus ranges from 3.6 to 120 MPa. Its flexural modulus ranges from 4 to 215 MPa. Its tensile strength ranges from 100 to 4350 MPa at break.TPEs are molded or extruded on standard plastics processing equipment in considerably shorter cycle times than those required for compression or transfer molding of conventional rubbers. They are made by copolymerizing two or more monomers, using either block or graft polymerization techniques.

Q: How do you find the density of plastic film?

A: Density calculation in plastic film involves measuring the film's mass and volume. The mass of the film can be measured using a balance or a scale, while the volume can be measured by either using a displacement method or a thickness gauge.

Q: What is the density of PVC film?

A: PVC has a variable density that changes with the addition of different additives but is normally between 1.44 and 1.48 g/cm3, or 1330 kg/m3. PVC density can change depending on the additives used, such as stabilizers, fillers, and plasticizers.

Q: What is TPR plastic material?

A: Thermoplastic rubber (TPR) is a semi-crystalline material with both rubber-like and thermoplastic properties. This means it is flexible and can be manufactured using melt processing techniques like injection molding. TPR material is synthesized using block copolymers like SBS (Styrene-Butadiene-Styrene).

Q: What is the formulation of TPE?

A: ATPE plastic formula, is characterized in that it comprises the composition of following weight part: SEBS15-30 part, SBS10-20 part, rubber oil 30-50 part, calcium carbonate 10-20 part, polypropylene 5-20 part, Zinic stearas 0.1-0.3 part.

Q: Is TPE and PVC the same?

A: Interestingly, TPE can be formulated to have the look and feel of PVC, though not quite the same properties, with a broader temperature range. Because TPE is a rubber-like material, it's often confused with thermoplastic rubbers (TPR) – our handy guide can explain the difference.

Q: What is the chemical structure of TPE?

A: Tetraphenylethene (TPE) is an organic chemical compound with the formula Ph2C=CPh2, where Ph = phenyl (C6H5). It has been described as a yellow solid, but single crystals are colorless. The molecule is crowded such that all four phenyl groups are twisted out of the plane defined by the center six carbon atoms.

Q: What is the full form of TPE test?

A: Tropical pulmonary eosinophilia (TPE), if treated late or left untreated, can lead to pulmonary fibrosis or chronic bronchitis with chronic respiratory failure. Pulmonary hypertension leading to cor-pulmonale may be seen in a few patients due to embolization of destructed microfilariae into lung capillaries.