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- +81-3-5462-4015
- FAX:
- +81-3-5462-4883
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Products
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Sumitomo Bakelite Co., Ltd. launched the world's first mass production of positive-tone, photosensitive wafer coating resins in 1997. Our products have won high acclaim for meeting many customers' needs with superior properties of high resolution, strong adhesion, low moisture water absorption and environmental safety. Please do not hesitate to contact the sales representative shown below for detailed product information. Plants
Laboratory
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Features
5 Excellent Features
- Environmental safety(aqueous developer available to use)
- High resolution
- Strong adhesion
- Excellent film properties
- Contribution to total cost reduction
Applications
Electrical and Electronic Equipment
Semiconductor Wafers
Buffer Coating Resins for Semiconductor Wafers
SUMIRESIN EXCEL®CRC-8000 series
RDL (Redistribution Dielectric Layer) for WLP (Wafer Level Package)
SUMIRESIN EXCEL® cross-sectional image CRC-8600 series
Specifications
Examples
Semiconductor Wafer (Buffer Coat Layer)
| 1. | High resolution |
|---|---|
| 2. | Environmental safety |
| 3. | Contribution to total cost reduction |
| 4. | Contribution to total cost reduction |
| 5. | Strong adhesion to encapsulation material or substrate |
Ideal positive-tone photosensitive coating resins with the aforementioned excellent properties
Representative grades "CRC-8300" series
Cross-sectional photo (after development) |
Cross-sectional photo (after curing) |
WLP (RDL)
Excellent properties as RDL for WLP commonly used on mobile electronics
- High resolution
- High adhesion to UBM
- Low moisture uptake (0.9%)
- Environmental safety
- High resistance to solvents
Representative grades "CRC-8600", "CRC-8650"
enlarged image |
Cross-sectional image |
Topics More
- 2024/03/13 Products Completion ceremony of the new plant for Encapsulation of Semiconductor Devices at Sumitomo Bakelite (Taiwan) Co., Ltd.
- 2022/09/29 Products Sumitomo Bakelite (Suzhou) Co., Ltd. builds a new plant for Encapsulation of Semiconductor Devices
- 2022/04/14 Products New lineup of Photosensitive Materials for Mini/Micro LED displays
- 2021/10/18 Products Launch of IoT Solution Gallery
Exhibitions More
- 2021/01/11CES 2021
- 2021/01/20CAR-ELE JAPAN 2021
FAQ