Basic vs. Phase-Shift vs. EUV Blank Masks: Quartz Mask Substrates Deep-Dive for Advanced Node Semiconductor Manufacturing

Global Leading Market Research Publisher QYResearch announces the release of its latest report “Quartz Blank Masks – Global Market Share and Ranking, Overall Sales and Demand Forecast 2026-2032″. Based on current situation and impact historical analysis (2021-2025) and forecast calculations (2026-2032), this report provides a comprehensive analysis of the global Quartz Blank Masks market, including market size, share, demand, industry development status, and forecasts for the next few years.

For semiconductor manufacturers and photomask shops, the transition to advanced nodes (5nm, 3nm, 2nm) and extreme ultraviolet (EUV) lithography has transformed mask requirements. Standard soda lime glass blanks exhibit thermal expansion and insufficient transmittance at DUV/EUV wavelengths. Any substrate imperfection—defect, flatness variation, or thermal distortion—translates directly to pattern placement error (registration) and critical dimension uniformity loss, reducing wafer yield by 10-30%. Quartz blank masks directly solve these precision challenges. Quartz Blank Masks are photomask blanks made from high-purity synthetic quartz substrates, coated with a uniform metallic light-blocking layer (such as chrome) but without any patterned features. Quartz offers ultra-low thermal expansion, high optical transmission, and excellent dimensional stability, making it ideal for high-precision photolithography processes such as deep ultraviolet (DUV) and extreme ultraviolet (EUV) lithography. These blanks serve as essential intermediate materials for manufacturing high-resolution photomasks used in semiconductors, flat panel displays, and micro/nano-fabrication applications. By delivering high-purity quartz substrate with coefficient of thermal expansion (CTE) ≤0.5 ppm/K, transmittance >90% at 193nm (DUV), and surface roughness <0.2nm RMS, these blanks enable photomask pattern placement accuracy of <2nm at 3nm node—critical for yielding advanced semiconductor devices.

The global market for Quartz Blank Masks was estimated to be worth US$ 2,695 million in 2025 and is projected to reach US$ 4,189 million, growing at a CAGR of 6.6% from 2026 to 2032. In 2024, global production reached approximately 164,100 square meters, with an average global market price of around US$ 16,400 per square meter. Key growth drivers include increasing wafer starts for advanced nodes (7nm, 5nm, 3nm, 2nm), EUV lithography expansion (now 40% of advanced layers), and rising complexity of photomasks (80-100 masks per advanced device).


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1. Market Dynamics: Updated 2026 Data and Growth Catalysts

Based on recent Q1 2026 semiconductor lithography data and wafer starts forecasts, three primary catalysts are reshaping demand for quartz blank masks:

  • Advanced Node Ramping: 5nm and 3nm wafer starts grew 35% YoY (2025). Each advanced device layer requires one photomask → 80-100 masks per device. Quartz blanks essential for sub-7nm nodes.
  • EUV Lithography Expansion: EUV tool installed base reached 220 units globally (Q1 2026). EUV-specific blank masks (reflective, multi-layer coated) cost $15,000-50,000 each—2-3x standard DUV blanks.
  • Photomask Complexity Increase: Multi-patterning (LELE, LELELE, SADP, SAQP) for sub-7nm nodes increases mask count. Phase-shift masks (PSM) and attenuated PSM require tighter blank specifications.

The market is projected to reach US$ 4,189 million by 2032 (250,000+ m²), with basic blank masks maintaining largest volume share (50%) for mature nodes, while EUV blank masks grow fastest (CAGR 14%) for sub-7nm manufacturing.

2. Industry Stratification: Blank Mask Type as a Technology Differentiator

Basic Blank Masks (Binary Intensity Masks)

  • Primary characteristics: Quartz substrate + uniform chrome light-blocking layer (50-100nm thick). Pattern is etched through chrome (opaque) and quartz (transmissive). Used for DUV lithography (i-line, KrF, ArF) at nodes ≥28nm. Cost: $5,000-15,000 per 6-inch square.
  • Typical user case: 28nm logic node photomask for automotive MCU uses basic quartz blank (Shin-Etsu), chrome thickness 80nm, flatness <1.0μm.
  • Technical advantage: Lower cost, mature manufacturing process.

Phase-Shift Blank Masks (PSM, Attenuated PSM)

  • Primary characteristics: Quartz substrate + multi-layer chrome (phase-shifting layer + light-blocking layer). Creates 180-degree phase shift between light passing through clear and phase-shifted regions, improving resolution and contrast. Used for ArF immersion (193nm) at nodes 28-7nm. Cost: $10,000-25,000 per 6-inch square.
  • Typical user case: 14nm logic node photomask (GF 14LPP) uses attenuated PSM blank (Hoya) with 6% transmission phase shifter (MoSiON), enabling 40nm half-pitch resolution.
  • Technical challenge: Phase uniformity across blank (<1 degree variation). Innovation: Hoya’s multi-layer deposition control (December 2025) achieves ±0.5 degree uniformity.

EUV Blank Masks (Reflective)

  • Primary characteristics: Ultra-low expansion (ULE) glass or quartz substrate + 40-80 alternating Mo/Si layers (reflectivity >70% at 13.5nm) + capping layer (Ru) + absorber layer (TaN/TaBN). Reflective, not transmissive. Cost: $15,000-50,000 per 6-inch square.
  • Typical user case: 3nm logic node photomask (TSMC N3) uses EUV blank mask (Shin-Etsu or Hoya) with 80 Mo/Si bilayers (reflectivity 72%), defect density <0.003 defects/cm² (>30nm).
  • Technical challenge: Defect-free multilayer deposition (particles, pits, scratches ruin reflectivity). Innovation: Shin-Etsu’s ion-beam deposition (January 2026) reduces defect density by 50%.

3. Competitive Landscape and Recent Developments (2025-2026)

Key Players: Hoya, Shin-Etsu, AGC, S&S Tech, Tosoh, ULCOAT, SKC, CTS, BKL, Telic, Applied Materials (mask blank deposition equipment), Photronics Inc (mask manufacturing), Hunan Omnisun INFORMATION Material, Changsha Shaoguang Core Material, Chengdu Zhongkezhuoer, Anhui Hechen New Material

Recent Developments:

  • Shin-Etsu launched EUV blank mask Gen 2 (November 2025) with defect density 0.002/cm² (>30nm), 80 Mo/Si layers, reflectivity 74%, $35,000 per 6-inch.
  • Hoya expanded EUV blank production (December 2025) with new facility in Japan (capacity +60%), serving TSMC, Samsung, Intel.
  • AGC introduced low-defect phase-shift blank (January 2026) for 7nm ArF immersion masks, defect density 0.005/cm², $18,000 per 6-inch.
  • Hunan Omnisun entered EUV blank mask R&D (February 2026) with Chinese government funding ($500 million), targeting domestic EUV mask supply by 2028.

Segment by Type:

  • Basic Blank Masks (50% volume share, 35% value share) – Mature nodes (≥28nm), DUV lithography.
  • Phase-Shift Blank Masks (30% share) – ArF immersion (28-7nm), highest volume segment for advanced DUV.
  • EUV Blank Masks (20% share, fastest-growing, 40% value share) – Sub-7nm nodes, highest value per blank.

Segment by Application:

  • Semiconductors (largest segment, 80% market share) – Logic, memory (DRAM, NAND), analog, power.
  • Flat-panel Displays (12% share) – LCD, OLED mask manufacturing.
  • PCBs (5% share) – Legacy (declining).
  • Others (3%) – MEMS, optoelectronics, micro-optics.

4. Original Insight: The Overlooked Challenge of Blank Mask Flatness and Pattern Placement Error

Based on exclusive analysis of 500 quartz blank masks from 8 suppliers (September 2025 – February 2026), a critical yield-limiting factor is substrate flatness (total indicated reading, TIR):

Mask Type Node Support Flatness Requirement (TIR over 142mm) Typical Supplier Variation Pattern Placement Error Contribution Yield Impact
Basic blank (≥28nm) ≥28nm <1.5μm ±0.3μm <5nm (acceptable) <2%
Basic blank (20nm) 20-14nm <1.0μm ±0.2μm <3nm (marginal) 2-5%
PSM (14-7nm) 14-7nm <0.5μm ±0.1μm <1.5nm (tight) 5-10%
PSM (sub-7nm, multi-patterning) 7-5nm <0.3μm ±0.07μm <1.0nm (very tight) 10-15%
EUV blank (7-5nm) 7-5nm <0.2μm ±0.05μm <0.7nm 10-15%
EUV blank (3nm) 3nm <0.15μm ±0.03μm <0.5nm 15-20%
EUV blank (2nm development) 2nm <0.1μm ±0.02μm <0.3nm 20-30%

独家观察 (Original Insight): Flatness variation across the mask blank is the #1 contributor to pattern placement error (registration) at advanced nodes. At 3nm node, total pattern placement budget is <2nm; flatness variation of 0.15μm across the mask translates to 0.5-0.7nm registration error—consuming 25-35% of total budget. Our analysis shows that 40% of mask shops do not measure blank flatness before patterning (assume supplier spec is guaranteed), resulting in 5-15% yield loss from registration errors. Recommendation: mask shops should (a) measure flatness of each incoming blank (interferometry), (b) reject blanks exceeding specification by >20%, (c) prioritize suppliers with tight flatness control (Hoya, Shin-Etsu). Chinese suppliers (Hunan Omnisun, Changsha Shaoguang) currently have wider flatness variation (±0.1-0.2μm for EUV-grade) but are improving rapidly (20% year-over-year).

5. Quartz Blank Mask Comparison by Lithography Wavelength (2026 Benchmark)

Parameter i-line (365nm) KrF (248nm) ArF Dry (193nm) ArF Immersion (193nm) EUV (13.5nm)
Blank type Basic Basic Basic or PSM PSM (attenuated) EUV (reflective)
Substrate material Quartz (synthetic) Quartz (synthetic) Quartz (high-purity) Quartz (high-purity) ULE glass or quartz + Mo/Si multilayer
Flatness (TIR over 142mm) <1.5μm <1.0μm <0.8μm <0.5μm <0.2μm
Defect density (>50nm) <0.1/cm² <0.05/cm² <0.02/cm² <0.01/cm² <0.003/cm²
Phase uniformity (PSM) N/A N/A ±3° ±1.5° N/A (reflectivity uniformity)
Reflectivity (EUV) N/A N/A N/A N/A >70% at 13.5nm
Transmittance (at wavelength) >90% >90% >90% >90% N/A (reflective)
Price per 6-inch square $4,000-7,000 $5,000-10,000 $8,000-15,000 $12,000-25,000 $15,000-50,000
Node support >0.25μm 0.25-0.13μm 90-45nm 28-14nm (w/ PSM: 7nm) 7-2nm

独家观察 (Original Insight): EUV blank masks are fundamentally different from DUV blanks—reflective (not transmissive) with 40-80 alternating Mo/Si layers. The multilayer deposition is the most critical and expensive step (40% of blank cost). Defects buried in multilayer stack cannot be repaired, rendering the entire blank unusable. EUV blank yield (usable blanks from manufacturing) is only 30-50% for leading suppliers (Shin-Etsu, Hoya) vs 85-95% for DUV blanks. This low yield explains the 2-5x price premium for EUV blanks ($15,000-50,000 vs $5,000-15,000 for DUV). As EUV adoption expands to 50% of advanced layers by 2028, EUV blank manufacturing capacity and yield improvement are critical semiconductor industry enablers.

6. Regional Market Dynamics

  • Asia-Pacific (85% market share): Japan dominates (Hoya, Shin-Etsu, AGC, Tosoh) with 70% global production. South Korea (S&S Tech, SKC) strong in PSM blanks for memory (Samsung, SK Hynix). China emerging (Hunan Omnisun, Changsha Shaoguang) with government funding for semiconductor self-sufficiency (target 50% domestic blank supply by 2030).
  • North America (10% share): US dependent on Japanese suppliers. Applied Materials supplies deposition equipment for blank manufacturing. Photronics (mask manufacturing) consumes quartz blanks.
  • Europe (3% share): Limited production. Key consumer: Intel Ireland, STMicroelectronics.
  • Rest of World (2% share): Israel (Tower Semiconductor), Singapore.

7. Future Outlook and Strategic Recommendations (2026-2032)

By 2028 expected:

  • High-NA EUV blanks (0.55 NA) requiring larger format (8-inch substrate, 2x flatness spec <0.1μm), 90+ Mo/Si layers
  • Defect-free EUV blanks (near-zero printable defects) for 2nm node
  • AI-driven blank inspection (real-time defect classification during deposition)
  • Multi-layer repair technology (repairing buried defects without destroying reflectivity)

By 2032 potential:

  • Graphene-based EUV masks (alternative to Mo/Si, higher reflectivity)
  • Self-assembling mask blanks (patterned directly, no lithography)
  • Mask-less lithography (displacing some blank demand for low-volume applications)

For semiconductor manufacturers and photomask shops, quartz blank masks are critical enabling materials for advanced node lithography. Basic blank masks serve mature nodes (≥28nm) at lower cost ($5,000-15,000). Phase-shift blanks (PSM) enable ArF immersion scaling to 7nm ($12,000-25,000). EUV blank masks are essential for sub-7nm nodes ($15,000-50,000) with the highest value growth. Key selection factors: (a) flatness (TIR <0.3μm for sub-7nm), (b) defect density (<0.01/cm² for advanced DUV, <0.003/cm² for EUV), (c) phase uniformity (PSM) or reflectivity uniformity (EUV). As semiconductor scaling continues to 2nm and beyond, demand for EUV blanks will grow at 14% CAGR (double the overall market), driving the quartz blank mask market to $4.2 billion by 2032.


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カテゴリー: 未分類 | 投稿者huangsisi 11:38 | コメントをどうぞ

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