Performance requirements for BOPET films

First, the raw materials are different.

BOPET film: The raw material of BOPET film is amorphous polyester chips.

PET film: PET film is made of condensation polymer of terephthalic acid and ethylene glycol.

Second, the advantages are different.

BOPET film: BOPET film has high transparency, high tensile strength, good warpage resistance, good oxygen and moisture resistance, and also has the advantages of cold resistance, heat resistance and chemical corrosion resistance.

PET film: PET film has excellent optical properties, good air tightness and fragrance retention, and is resistant to light aging.

Third, the use is different.

BOPET film: BOPET film is mainly used in electrical, insulating materials, magnetic recording materials, photosensitive materials, films, decoration, transfer substrates and various packaging fields.

PET film: PET film is used for secondary processing such as printing and paper bags, and is often used in traffic facility billboards, traffic reflective signs, reflective police uniforms, industrial safety signs, etc.

1. Differences in meaning.

BOPET film is a biaxially oriented polyester film. It is a high-grade film that uses bright materials, that is, titanium dioxide is added to the raw material polyester chips, and is dried, melted, extruded, cast and stretched vertically and horizontally.

PET film is a packaging film with relatively comprehensive performance.

2. Differences in characteristics.

BOPET film has the characteristics of high strength, good rigidity, transparency and high gloss; Odorless, tasteless, colorless, non-toxic, outstanding toughness; Excellent abrasion resistance, folding resistance, pinhole resistance and tear resistance, etc.; Minimal thermal shrinkage; It has good antistatic properties, is easy to be vacuum aluminized, and can be coated with PVDC, thereby improving its heat sealability, barrier and printing adhesion.

PET film has good air tightness and fragrance retention, medium moisture resistance, and reduced moisture permeability at low temperatures. PET film has good stiffness and stable size, and is suitable for secondary processing such as printing and paper bags; PET film also has excellent heat and cold resistance, as well as good chemical and oil resistance. However, it is not resistant to strong alkalis; Easy to carry static electricity.

3. Differences in use.

Due to the characteristics of BOPET film determines its different uses, electrical insulating film is dedicated to electronic and electrical insulation materials; Capacitive films are widely used in capacitor dielectrics and insulating barriers; The card film is specially used for the protective packaging of certificates, documents and office supplies; General-purpose films are widely used in various substrates such as composite packaging, photosensitive film, metal evaporation, audio and video recording, etc.

PET film is used in billboards with reflective requirements, traffic reflective signs (reflective road signs, reflective isolation tapes, reflective license plates), reflective police uniforms, industrial safety signs, etc.

I'm honored to answer your question, I am in the BOPET industry, commonly known as biaxially oriented polyester film, and PET is the meaning of polyester, in fact, it is a raw material, and sometimes it is used as the name of the finished film. Distinguish from PP (polypropylene).

First of all, let me ask you a question, this popet is what you ** seem? I haven't seen much of it, and it's definitely not the same as bopet (biaxially oriented polyester film). I really haven't heard of that popet of yours.

Boding Plastic Electronics, PET film processing manufacturers, accept customer customization.

PET film is a packaging film with relatively comprehensive performance. Its transparency is good and shiny; It has good air tightness and fragrance retention; Medium moisture resistance, and decreased moisture permeability at low temperatures. PET film has excellent mechanical properties, good toughness, tensile strength and impact strength are much higher than those of general films; And it has good stiffness, stable size, and is suitable for secondary processing such as printing and paper bags.

PET film is mainly used for high-grade vacuum aluminized products, convenience food, beverage market, electronic appliances, metal products, daily commodity packaging, etc.

Hello. 1. Different raw materials for BOPET film: The raw material of BOPET film is amorphous polyester chips.

PET film: The raw material of PET film is the condensation polymer of terephthalic acid and ethylene glycol. Second, the advantages are different BOPET film:

BOPET film has high transparency, high tensile strength, good warpage resistance, good oxygen and moisture resistance, and also has the advantages of cold resistance, heat resistance and chemical corrosion resistance. PET film: PET film has excellent optical properties, good air tightness and fragrance retention, and is light-resistant to aging.

3. Different uses of BOPET film: BOPET film is mainly used in electrical, insulating materials, magnetic recording materials, photosensitive materials, films, decoration, transfer of land cave substrates and various packaging fields. PET film:

PET film is used for secondary processing such as printing and paper bags, and is also often used in traffic facility billboards, traffic reflective signs, reflective police uniforms, industrial safety signs, etc.

BOPP film is a melt material of polymer polypropylene. BOPP is an abbreviation for "biaxially oriented polypropylene", that is, biaxially oriented polypropylene film. The production of BOPP film is a film made by first making the melt of polymer polypropylene into sheets or thick films through a narrow head, and then stretching in two vertical directions (longitudinal and transverse) at a certain temperature and set speed in a special stretching machine, and after appropriate cooling or heat treatment or special processing (such as corona, coating, etc.).

BOPP film is a melt material of polymer polypropylene. BOPP is an abbreviation for "biaxially oriented polypropylene", that is, biaxially oriented polypropylene film. The production of BOPP film is a film made by first making the melt of polymer polypropylene into sheets or thick films through a narrow head, and then stretching in two vertical directions (longitudinal and transverse) at a certain temperature and set speed in a special stretching machine, and after appropriate cooling or heat treatment or special processing (such as corona, coating, etc.).

BOPET film is a biaxially oriented polyester film. BOPET film has the characteristics of high strength, good rigidity, transparency and high gloss; Global Plasticizing believes that it has odorless, tasteless, colorless, non-toxic, and outstanding toughness; Its tensile strength is 3 times that of PC film and nylon film, and the impact strength is 3-5 times that of BOPP film, and it has excellent wear resistance, folding resistance, pinhole resistance and tear resistance. Thermal shrinkage is minimal, at 120°C, only shrinkage after 15 minutes; It has good antistatic properties, is easy to be vacuum aluminized, and can be coated with PVDC, thereby improving its heat sealability, barrier and printing adhesion. BOPET also has good heat resistance, excellent cooking resistance, low temperature freezing resistance, good oil resistance and chemical resistance, etc.

Except for nitrobenzene, chloroform, and benzyl alcohol, most chemicals cannot dissolve BOPET film. However, BOPET is subject to strong alkali and should be used with caution. BOPET film has low water absorption and good water resistance, and is suitable for packaging food with high water content.

BOPET film 1 is a biaxially oriented polyester film. BOPET film has the characteristics of high strength, good rigidity, transparency and high gloss; Odorless, tasteless, colorless, non-toxic, outstanding toughness;

BOPET polyester film is widely recognized and used by many downstream industries because of its excellent characteristics such as high mechanical strength, good optical properties, good electrical insulation performance, wide service temperature and strong chemical corrosion resistance, and is the film material with the most wide range of applications. At the same time, because of its excellent physical and chemical properties and environmental performance, BOPET polyester film is known as one of the most promising new materials in the 21st century.

According to a new report by AMI Consulting, "BOPET Film – Global Market", BOPET film has become one of the fastest-growing polymer film substrates. Due to its unique combination of properties, including processability, adhesion to coatings and adhesives, and decorative properties, it is not only suitable for packaging, but also for many applications such as touch screens, capacitors, etc., which continues to drive market demand growth, and the production capacity of this film is expected to increase by more than 50% by 2023.

With the continuous expansion of the downstream application end of BOPET film, the development of product differentiation is the development trend of the industry, and the added value of various functional film products with specific properties such as heat shrinkable film, optical film, window film and other packaging films is significantly higher than that of ordinary packaging films, which has become a new industry profit growth point and the direction of new production capacity in the future. From November 21 to 23 this year, the 2019 Shenzhen International Film and Tape Exhibition will bring together many BOPET companies to help enterprises in the food and beverage, pharmaceutical packaging, electronic components and other industries expand new fields and grasp new development opportunities in the industry.

The downstream industries of BOPET film are mainly packaging materials, electronic information, electrical insulation, protection cards, image films, hot stamping foils, solar applications, optics, aviation, construction, agriculture and other production fields. At present, the largest application of polyester film produced by domestic manufacturers is the packaging industry, such as food and beverage packaging, pharmaceutical packaging, and some special functional polyester films are used in high-end fields such as electronic components and electrical insulation.