Analysis of Liquid Crystal Display Materials

We propose analytical methods tailored to materials and purposes! Here are examples of chemical analysis for each component, such as liquid crystals and sealing materials.

Liquid crystal displays use various organic materials, including liquid crystals, sealing materials, encapsulants, and polarizers. Considering the material properties and degradation mechanisms of each component from a chemical perspective is important for product evaluation and failure analysis. This document presents examples of chemical analyses for the components of liquid crystal displays. [Examples of Chemical Analysis] - FT-IR: Principal component analysis - EDX: Elemental analysis - GCMS: Liquid crystal component analysis - HS-GCMS: Outgassing analysis (degradation analysis), among others *For more details, please refer to the PDF document or feel free to contact us.

• Measurement and Inspection
• Measurement and Analysis Equipment
• Other services and technologies

We provide comprehensive support for customers facing reliability issues with overseas manufactured LCD displays, from reliability testing to failure analysis and material analysis.

Unreliable LCD displays are causing problems in the market. At Aites, we solve our customers' reliability issues by conducting reliability testing design and visual inspections before and after testing, leveraging our extensive experience and state-of-the-art equipment. Furthermore, we provide support from failure mode classification to failure analysis and material analysis.

• Other analytical equipment

We conduct surface analysis, foreign substance analysis, and organic composition analysis.

At AITES, we propose and conduct contract analysis menus suitable for the purpose and sample, including the analysis of organic and inorganic substances, foreign matter, and surface analysis. In this department, we perform component analysis of micro foreign substances using advanced sampling techniques, as well as impurity analysis in samples, conducting both qualitative and quantitative analysis of organic and inorganic components. Additionally, we analyze the surface of samples for contamination and oxidation states. 【Service List】 ■ Component analysis of epoxy resin hardeners using Pyrolysis GC/MS ■ Analysis of micro organic foreign substances using Imaging FT-IR ■ Analysis of micro foreign substances using Micro Raman Spectroscopy ■ Ion Chromatography (IC) analysis, etc. *For more details, please refer to the PDF document or feel free to contact us.

• Other analytical equipment

Introducing a new device! We present an analytical method aimed at qualitative and quantitative analysis of components contained in samples.

We have introduced the "GC-MS Gas Chromatograph Mass Spectrometer" manufactured by Shimadzu Corporation. This is one of the analytical methods aimed at qualitative and quantitative analysis of components contained in samples, used for the qualitative and quantitative analysis of volatile organic compounds such as parts, materials, residual solvents, and additives. It is necessary for the measurement target to be gasified (with a boiling point below 300°C), but it is suitable for component analysis of mixtures due to its higher sensitivity compared to IR and RAMAN, as well as the ability to separate components in the GC section. 【Overview of GC-MS Equipment】 ■ GC-MS Main Unit: GC-2030, GCMS-QP2020 NX ■ Headspace Sampler: HS-20 ■ Pyrolysis Analyzer: Multi-Shot Pyrolyzer Py-3030 ■ Specifications ・Detection Limit: Several ppm (varies depending on the measurement target) ・Headspace: 40–300°C, sample size 13mm x 40mm or smaller ・Pyrolysis Analyzer: 50–1050°C (EGA measurement compatible), sample size up to 4mm *For more details, please refer to the PDF document or feel free to contact us.

• Analysis and prediction system
• Other analytical equipment

Comparison of components in liquid crystal panels using gas chromatography-mass spectrometry (GC-MS) is published!

This document introduces a comparison of components in PC monitors and digital clocks using gas chromatography-mass spectrometry (GC-MS). Liquid crystal displays contain small organic substances (liquid crystal molecules). These have evolved into molecular structures suitable for product characteristics due to technological innovations. Our company clarifies these differences at the molecular level using GC-MS, allowing us to confirm that the liquid crystal molecules are appropriate for their intended use and to check for the presence of impurities. [Contents] ■ Comparison of components in PC monitors and digital clocks using GC-MS ■ Case studies of GC-MS analysis of liquid crystal components We compared the number of components and characteristics of segment-type liquid crystal displays (digital clocks) and color TFT liquid crystal displays (PC monitors). *For more details, please refer to the PDF document or feel free to contact us.

• Other services and technologies

Check the quality status of LCD components and products! We will analyze the structures of the LCD panel using our analytical methods and expertise!

At AITES, we conduct quality analysis of LCD components/products, confirming the quality status of products based on our expertise in LCD technology. The target panels include SEG-LCD, AM-LCD (a-Si TFT / LTPS TFT), OLED for automotive, monitors, mobile devices, and more. We perform quality analysis using our analytical methods on the various structures of liquid crystal panels. 【Analysis Details (Excerpt)】 <Reliability/Lighting Tests> ■ Classification - Reliability Testing - Lighting Inspection ■ Analytical Methods - Oven Drive Testing - Visual Inspection *For more details, please refer to the PDF document or feel free to contact us.

• Other analytical equipment

We will narrow down the defective areas through lighting confirmation, panel disassembly, and optical microscope observation!

We provide a defect diagnosis menu for LCD panels, from confirming defects to identifying causes and conducting detailed defect analysis. In the initial analysis, we perform a status check (lighting test), panel disassembly, and optical microscope observation, tailored to the defect symptoms. In the detailed analysis, we propose suitable methods such as surface analysis, cross-sectional analysis, and component analysis based on the diagnosis results from the initial analysis. It is also possible to speculate on the defect occurrence mechanism, including narrowing down the production processes that caused the defects. 【Analysis Content】 ■ Initial Analysis - Conducted based on the status check (lighting test), panel disassembly, and optical microscope observation, tailored to the defect symptoms. - Narrowing down from broad areas such as cell panels and surrounding circuits to finer details. ■ Detailed Analysis (additional analysis fees apply) - Proposing suitable methods such as surface analysis, cross-sectional analysis, and component analysis based on the diagnosis results from the initial analysis. - Speculating on the defect occurrence mechanism, including narrowing down the production processes that caused the defects. *For more details, please refer to the PDF document or feel free to contact us.

• Other analytical equipment

Publication of headspace GC-MS analysis method and case study of outgassing component analysis of liquid crystal panel polarizers!

If solvents, low molecular organic substances, or unreacted materials remain in the constituent materials, packaging materials, or cushioning materials of a product, they may outgas, diffuse, or permeate into the constituent materials, potentially affecting the product's lifespan, characteristics, and the environment or human health. The headspace method of GCMS is effective for qualitative and quantitative analysis of trace residual substances. This document presents a case study of the qualitative analysis of outgassing components from polarizers used in liquid crystal panels. We invite you to read it. [Contents] - Headspace GC-MS analysis method - Analysis of outgassing components from polarizers in liquid crystal panels *For more details, please refer to the PDF document or feel free to contact us.

• Analysis and prediction system
• others
• Other services and technologies

Determining the direction of development and speeding up the process! We will respond with abundant technology, knowledge, and equipment.

In research and development, analysis and evaluation are essential processes that serve as checkpoints, and often the materials that make up the product are noteworthy subjects of focus. Aites assists manufacturers in their research and development with a diverse range of analytical instruments, observation devices, reliability testing equipment, and accumulated knowledge and chemical reaction mechanisms. We are ready to support you with our abundant technology, knowledge, and equipment, so please feel free to contact us. 【Features】 <Examples of Analytical Instruments> ■ Microscopic IR ■ Microscopic Raman ■ (EGA/TD/Pyr) GC-MS ■ TOF-SIMS *For more details, please refer to the PDF document or feel free to contact us.

• Other analytical equipment

Example of degradation analysis of panel polarizers published! We conducted degradation analysis through reliability testing and outgassing analysis using HS-GCMS.

The polarizers used in LCD panels are made of multilayer films laminated with materials such as triacetyl cellulose, polyvinyl alcohol, and polyethylene terephthalate. This document presents a case study of the degradation analysis of panel polarizers after reliability testing, conducted through HS-GCMS analysis and thermal desorption GCMS analysis. Even invisible degradation might be detected with this analysis?! Please take a moment to read it. [Contents] ■ Reliability Testing ■ Outgassing Analysis via HS-GCMS ■ Low Boiling Point Component Analysis via Thermal Desorption GCMS *For more details, please refer to the PDF document or feel free to contact us.

• Other analytical equipment
• Other services and technologies

Detect and analyze the absorption wavelengths of organic molecular groups (functional groups)!

At Aites Co., Ltd., we conduct "FT-IR analysis" to confirm the degradation of resins. The degradation of resins can manifest as visible discoloration or invisible changes. Discoloration can be detected through changes in appearance, but invisible changes can lead to a decrease in strength and become the source of various issues. Analysis using IR allows us to understand the changes in molecular structure caused by these alterations. *For more details, please refer to the PDF document or feel free to contact us.*

• Non-destructive testing
• Other services and technologies

Introducing a case where the changes in the molecular structure of materials were verified through IR analysis! We also creatively accommodated the installation of a wide variety of samples.

Reliability testing of materials that make up a product under thermal and humidity stress is essential, but the analysis and evaluation after testing is also an indispensable process. Constant temperature and humidity testing is a device that applies temperature and humidity stress to products and materials to check for changes in physical properties, characteristics, appearance, and lifespan. Our company has also devised various ways to accommodate a wide range of samples. In this document, we will introduce a case study that verified changes in the molecular structure of materials before and after constant temperature and humidity testing through IR analysis. We encourage you to read it. [Contents] ■ Examples of reliability testing equipment (constant temperature and humidity testing equipment) ■ Innovations in sample placement ■ Comparative evaluation before and after testing through chemical analysis *For more details, please refer to the PDF document or feel free to contact us.

• others

Here is an example of analyzing the polymer components and additives used in PTP packaging sheets for tablet packaging!

This document introduces the analysis of PTP packaging sheets using EGA-MS analysis and thermal desorption/pyrolysis GC-MS analysis. Various materials are used in industrial products; for example, polymers contain low molecular weight components such as additives and high molecular weight components that are the polymers themselves. In GCMS analysis, low molecular weight components volatilize at relatively low temperatures, while high molecular weight components need to be decomposed at high temperatures before analysis. Here, we present an example of analyzing the polymer and additive components of PTP packaging sheets used for tablets. We invite you to read it. [Contents] ■ Evolved Gas Analysis Method (EGA-MS Analysis) ■ Analysis Example of PTP Packaging Sheets *For more details, please refer to the PDF document or feel free to contact us.

• Analysis and prediction system

We detect and analyze the atomic emission that occurs when an atom returns from an excited state to its ground state!

In ICP emission spectroscopic analysis, multiple metal elements contained in a sample can be detected simultaneously. This document introduces examples of the analysis of trace metal elements contained in liquid crystals. It includes the principles and overview of ICP-AES analysis as well as measurement examples. Please feel free to contact us regarding the sample state or the elements to be analyzed. [Contents] ■ Principles and overview of ICP-AES analysis ■ Measurement example: Qualitative analysis of metal elements in liquid crystal panels using ICP-AES *For more details, please refer to the PDF document or feel free to contact us.

• Analysis and prediction system

We will solve your issues and problems with our expertise and abundant equipment!

The materials that make up a product are diverse, but the performance of the product is often closely tied to the characteristics of those materials. At Aites, we provide comprehensive support from reliability testing of materials to observation and physical/chemical analysis. This document presents a case study comparing the molecular structure and thermal property changes of plastic materials before and after exposure to ultraviolet light and constant temperature and humidity conditions. [Contents] ■ Constant temperature and humidity testing, and ultraviolet irradiation (Sample: Polyethylene (PE) pellets) ■ Results of IR, Raman, and EGA analysis *For more details, please refer to the PDF document or feel free to contact us.

• Analysis and prediction system

Rich in equipment and expertise! We will elucidate the molecular structures of various materials through chemical equipment analysis!

There are various types of liquid crystal materials, including low molecular weight compounds used in LCD panels and high molecular weight polymers used in printed circuit boards and electronic components. We will introduce examples of analyzing the molecular structures of these low molecular weight liquid crystals and high molecular weight liquid crystals (LCP). Our company, equipped with a wealth of devices and expertise, can handle reliability testing and analytical analysis not only for liquid crystal materials but also for various other materials. Please feel free to consult us regarding the understanding of molecular structures of imported goods and materials, as well as troubleshooting issues. 【Case Study Content】 ■ Molecular structure analysis using FT-IR ■ Understanding of surface functional groups (molecular groups) through XPS (ESCA) analysis ■ Example of LCD liquid crystal material analysis using GC-MS *For more details, please refer to the PDF document or feel free to contact us.

• Other analytical equipment
• Measurement and Analysis Equipment

It is possible to analyze with high sensitivity using thermal desorption GC-MS analysis! We propose methods tailored to the symptoms of malfunctions and your objectives.

Various additives are used in polymers to improve stability and processability; however, due to environmental impact and long-term storage, additive components may precipitate on the polymer surface, or the additives themselves may undergo chemical changes, leading to discoloration and degradation. This document presents examples of analyses conducted using thermal desorption GC-MS to examine the bleed-out of additives and the chemical changes of additive components due to UV irradiation. Although additive components are present in small quantities compared to the main polymer components, they can be analyzed sensitively using thermal desorption GC-MS. We propose methods tailored to specific issues or objectives, such as predicting product degradation in combination with reliability testing, thermal analysis, and main component analysis, so please feel free to contact us. [Contents] ■ Analysis of additive components that bled out from nitrile rubber ■ Analysis of additive components in nylon 66 subjected to UV irradiation *For more details, please refer to the PDF document or feel free to contact us.

• others

Introducing the sample introduction device and the types of analytical samples and analysis that each device specializes in!

GC-MS analysis is a method commonly used for the analysis of organic components and organic structure analysis. With auxiliary devices, it can accommodate a wide range of analyses, from low molecular substances like solvents to high molecular substances like plastics. This document introduces the sample introduction devices owned by Aites, as well as the types of analysis samples and analysis content that each device specializes in. Please take a moment to read it. 【Contents】 ■ Overview ■ Conditions ■ Samples ■ Data Obtained ■ Analysis Examples *For more details, please refer to the PDF document or feel free to contact us.

• Other analytical equipment

Essential materials alongside metals and inorganic materials! Introducing examples of analysis and evaluation services for organic materials.

Organic materials such as solvents, additives, pharmaceuticals, and plastics are essential materials alongside metals and inorganic materials. They have a wide variety of types due to the combination of light elements, and their specificity is manifested through structure, intermolecular forces, and electron behavior. However, it seems that chemical instrumentation analysis and evaluation are necessary for a fundamental understanding of their properties. This document presents case studies of analysis and evaluation services for organic materials. [Contents] ■ FT-IR Analysis ■ GC-MS Analysis ■ Molecular Weight Distribution Evaluation by GPC (SEC) *For more details, please refer to the PDF document or feel free to contact us.

• Other analytical equipment
• Measurement and Analysis Equipment

Are you making progress on measures for the "2024 Problem"? The management of drivers' working hours is becoming stricter, and in the logistics field, reducing "waiting time for loading" has become an urgent issue. To address this challenge, our company, Hotron, proposes the "Vehicle Detection Ultrasonic Sensor 'HM-UX2'," which instantly grasps the availability of loading bays. The 'HM-UX2' contributes to the resolution of waiting times by accurately understanding the availability status, reducing unnecessary waiting and queuing, and shortening waiting times, thereby alleviating the burden on drivers! By replacing the "eyes" of your loading bay management with this high-precision sensor, why not start taking measures against the "2024 Problem"? Take a look at the product features: "Can it accurately detect availability?" "Can we really use it in our company?" "I just want to know the cost, even if it's an estimate." If you have any questions or requests, please feel free to consult us first.

We sincerely apologize for the inconvenience, but we will be closed for summer vacation during the following period. Closure period: August 9 (Saturday) to August 17 (Sunday), 2025 Inquiries received during this period will be addressed sequentially starting from August 18 (Monday). We appreciate your understanding and cooperation.

Thank you very much for visiting our booth at the "High-Performance Materials Week [Osaka] 13th High-Performance Plastics Exhibition." Thanks to you, we had many visitors and were able to conclude the event successfully. In addition to the "PPLB-445" displayed on the day, we have a variety of products available. For those who were unable to measure samples at the venue, we offer a trial measurement service. Furthermore, for those who would like to know more about our products and services, we also accept online meetings. We welcome inquiries from those who attended as well as those who could not make it this time due to scheduling conflicts. Please feel free to contact us.

Aioi System is pleased to announce the release of the low-power wireless display "NW2991-JP," which achieves long battery life. This product supports 920MHz band wireless communication and can be operated in conjunction with wired displays. It can be easily integrated into existing systems by simply adding a master unit. With a high-speed response time of under one second and a variety of display functions for text and barcodes, it supports a wide range of applications. ▼ For more details, please see the press release linked below ▼ ■ Main Features - Maintenance-free design with a battery life of one year (low power consumption) - Compatible with mixed operation with wired displays - High-speed response (under one second) and diverse display formats - Stable communication in the 920MHz band ■ You can see the actual product at the exhibition This product will be displayed at the TOPPAN booth during the International Logistics Comprehensive Exhibition 2025, 4th INNOVATION EXPO. We invite you to visit the venue, see the actual product, and experience its performance. Dates: September 10 (Wed) - 12 (Fri), 2025 Venue: Tokyo Big Sight (Halls 4-8) Booth No: 5-907 (TOPPAN booth) Exhibition official website ▶ linked below We sincerely look forward to your visit.

Thank you very much for visiting our booth at the "Monozukuri World (Measurement, Inspection, and Sensor Exhibition) 2025." Thanks to you, we had many visitors, and the event concluded successfully. In addition to the "PPLB-445" showcased on the day, we have a variety of products available. For those who were unable to conduct sample measurements at the venue, we offer a trial measurement service. Furthermore, for those who would like to learn more about our products and services, we also accept online meetings. We welcome inquiries from those who attended, as well as those who were unable to come this time due to scheduling conflicts. Please feel free to reach out to us.