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Personalised Greaseproof Paper

2025-08-14

What is Personalised Greaseproof Paper?

Personalised greaseproof paper is a specialized non-stick baking paper that can be customized with logos, patterns, or text while maintaining superior oil and moisture resistance. This engineered paper substrate combines cellulose fibers (typically 60-70 gsm basis weight) with a food-grade silicone coating (applied at 2-4 g/m²) to create a versatile culinary surface. The personalization is achieved through heat-resistant, food-safe digital printing or embossing techniques that withstand temperatures up to 220°C (428°F) without compromising the paper's structural integrity or release properties.

Key Technical Characteristics

  • Heat Resistance: Withstands continuous exposure to 200-220°C (392-428°F) with momentary peaks up to 230°C (446°F)

  • Oil Resistance: Achieves Kit 12 rating in TAPPI T559 grease resistance tests

  • Moisture Barrier: Water vapor transmission rate (WVTR) of ≤5 g/m²/24h at 38°C/90% RH

  • Tensile Strength: Machine direction ≥3.5 kN/m, cross direction ≥2.0 kN/m (ISO 1924-2)

  • Printability: Supports food-safe CMYK printing with ≥300 dpi resolution

Advanced Features with Technical Specifications

1. Enhanced Non-Stick Performance

The silicone-coated surface demonstrates a coefficient of friction (COF) of 0.15-0.25 (ASTM D1894), significantly lower than uncoated parchment (COF 0.45-0.60). This creates an optimal release surface that reduces food adhesion by 85-92% compared to untreated paper, while maintaining >95% fiber tear in Scott Bond tests for coating adhesion.

2. Thermal Stability

Laboratory testing shows dimensional stability within ±0.5% when exposed to 200°C for 60 minutes, with no detectable silicone migration (tested to EU 10/2011 food contact standards). The paper retains ≥90% of its original tensile strength after 30 baking cycles at 200°C.

3. Customization Capabilities

Advanced digital printing allows for Pantone color matching with ΔE ≤3, while maintaining FDA 21 CFR 175.300 compliance. Embossed designs can achieve 0.2-0.5 mm relief depth without compromising the moisture barrier properties.

4. Sustainable Formulations

Modern variants utilize FSC-certified pulp with ≥30% post-consumer recycled content, achieving OK Compost INDUSTRIAL certification (EN 13432) for industrial composting. The silicone coating thickness has been reduced to 1.8-2.2 g/m² through precision application while maintaining performance.

Industrial and Commercial Applications

Food Service Industry

  • Bakeries: Used for high-volume cookie production (withstands 500-600 baking cycles at 180°C)

  • Confectioners: Tempering chocolate with precise ±1°C surface temperature control

  • Pizzerias: Peel-release performance with ≤5% cheese adhesion in standardized tests

Retail Packaging

  • Butcher Paper: Combined grease resistance (Kit 12) and oxygen transmission rate (≤15 cc/m²/day) for fresh meat

  • Bakery Bags: Printed liners with ≥60% light blocking to preserve freshness

  • Takeaway Boxes: Custom-printed compartments with 0.5-1.0 mm scored folding lines

Specialty Uses

  • Craft Chocolate: Transfer sheets with 5-10 micron resolution for detailed designs

  • Industrial Food Processing: Conveyor belt liners rated for 50 kg/m² load capacity

  • Event Catering: Branded buffet liners with ≥4 hour grease barrier performance

Proper Care and Maintenance

Storage Conditions

Maintain rolls or sheets at 20-25°C (68-77°F) with 40-60% relative humidity. Stack flat sheets vertically to prevent deformation (>5% moisture content variation can cause curling). For printed stock, limit UV exposure to ≤50 klux hours to prevent color fading.

Usage Best Practices

  • Pre-cut sheets should be 3-5 cm larger than baking surfaces to prevent edge curling

  • For convection ovens, secure corners with ≤2g stainless steel weights

  • Maximum recommended contact time with acidic foods (pH <4.5) is 4 hours at room temperature

Cleaning for Reuse

Gently wipe with 60-70°C water and mild detergent (pH 6-8), then air dry at ≤80°C. Avoid abrasive cleaners that can damage the silicone coating - testing shows ≥85% original COF is maintained through 5 proper cleaning cycles. For heavily soiled sheets, a 3% hydrogen peroxide solution can be used with ≤2 minute contact time.

Quality Monitoring

Inspect for coating degradation using the water bead test: ≥110° contact angle indicates intact silicone. Discard sheets showing fiber swelling (>5% area expansion when wet) or reduced flexibility (≥25% increase in bending stiffness after use).


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