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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.
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
|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, "CRC-8800 series"
Cross-sectional photo (after development)
Cross-sectional photo (after curing)
Excellent properties as RDL for WLP commonly used on mobile electronics
Representative grades "CRC-8600", "CRC-8650"