Labthink Instruments Co., Ltd. [email protected] +86-531-85068566 www.labthink.com Why Water Vapor Permeability is Critical for OLED Displays and How to Measure it OLED is extremely sensitivity to water vapor, even microscopic amounts of moisture can lead to rapid degradation, causing unsightly dark spots, short circuits, and significantly shortening the display's lifespan. This is why the OLED Display Water Vapor Transmission Rate Test is so important. The impact of WVTR testing extends far beyond mere measurement; it directly influences the quality, longevity, and market viability of OLED products. Ensuring OLED Device Lifespan and Performance: OLED components are extremely vulnerable to moisture. Water vapor ingress causes metal electrodes to oxidize and organic layers to degrade, leading to critical issues like dark spots and short circuits.To achieve an OLED device lifespan of at least 10,000 hours, the industry recognizes a critical WVTR target of 1 x 10⁻⁶ g/(m²·day). This tester precisely measures and verifies that encapsulation materials meet this stringent requireme
Open the catalog to page 1Labthink Instruments Co., Ltd. [email protected] +86-531-85068566 www.labthink.com Optimizing Materials and Processes: By testing the WVTR of various encapsulation materials (e.g., polymer films, inorganic composite layers), manufacturers can select superior barrier materials. Testing WVTR under different encapsulation processes (such as varying coating thicknesses or lamination conditions) allows for the optimization of process parameters, leading to improved product consistency and performance. Meeting Regulatory and Market Demands: Compliance with international standards like ISO and ASTM...
Open the catalog to page 2Labthink Instruments Co., Ltd. [email protected] +86-531-85068566 www.labthink.com Labthink C330H Water Vapor Transmission Rate Test System operates on an electrolytic test principle, conforms to ISO 15106-3. The test system has a test range of 0.005 ~ 50 2 2 g/(m ·day), and 0.001 g/(m ·day) resolution, it can test 3 specimens at one time. Here's how it works: 1. Sample Setup: The material being tested (like an encapsulation film or a display protective film) is clamped between two chambers. 2. Humidity Gradient: This setup creates a humidity difference between a high-humidity side and a...
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