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Thermochromic Ink: Black 31°C (87.8°F) - Touch or Rub to Reveal

Thermochromic Ink: Black 31°C (87.8°F) - Touch or Rub to Reveal

Regular price £17.43 GBP
Regular price Sale price £17.43 GBP
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  • Free UK Shipping on Orders Over £50
  • Over 10K Happy Customers
Unleash your creativity with our Thermochromic Ink! This cutting-edge black ink undergoes a magical transformation at 31°C (87.8°F), unveiling concealed designs upon touch or rubbing. Ideal for interactive art, covert messages, and one-of-a-kind textiles, this ink opens up a world of possibilities for your projects. Experience seamless color transitions and achieve professional-grade results with this innovative product.

Shipping & Delivery

We ship worldwide using trusted partners, with same-day dispatch on orders placed before 1 pm (subject to stock) and free UK delivery on orders over £50.

Every order is tracked, carefully packed, and arrives in excellent condition — with biodegradable packaging used wherever possible.

Shop with confidence with easy returns and exchanges!

Description

Unleash your creativity with our Thermochromic Ink! This cutting-edge black ink undergoes a magical transformation at 31°C (87.8°F), unveiling concealed designs upon touch or rubbing. Ideal for interactive art, covert messages, and one-of-a-kind textiles, this ink opens up a world of possibilities for your projects. Experience seamless color transitions and achieve professional-grade results with this innovative product.

Product Specifications:

  • Ink Type: Thermochromic Ink
  • Color: Black
  • Activation Temperature: 31°C (87.8°F)
  • Application Method: Recommended for screen printing; suitable for smaller projects using a foam roller
  • System: Consists of a two-part system comprising a pigment-rich slurry and a specialized binder
  • Mixing Ratio: Optimal performance achieved with a 50/50 mixing ratio
  • Surface Compatibility: Suitable for textiles, paper, and board; contact us for compatibility with other substrates
  • Coverage: Apply 2-3 thin, even coats for best results
  • Safety: Material Safety Data Sheet (MSDS) provided with each order
  • Storage: Store in a cool, dark place away from direct sunlight.
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What Our Customers Say

Great experience from start to finish. The materials were top quality and added a unique touch to our product launch. Arrived on time and well-packaged.
James T
Fantastic service and even better products. The colour change effects are so cool and exactly what we needed. Can’t wait to use them again for future designs!
Amelia K
Really impressed with the colour-changing inks! They worked perfectly for my project and the customer service was super helpful. Fast delivery too — highly recommend
Sophie R

Frequently Asked Questions

Who are Colour Changing ?

Colour Changing is a global pioneer in smart materials, specialising in advanced colour-changing technologies for over 30 years. Founded by Jeremy Dredge, we’ve grown from a family business into an international enterprise with facilities in the UK and Spain, delivering innovative, science-backed solutions worldwide.

What technologies do you offer ?

Our core technologies include thermochromic, photochromic, and hydrochromic inks, paints, and coatings — materials that change colour with temperature, light, or moisture. Every product is developed to the highest standards of quality and performance.

How do you support businesses ?

We help businesses enhance safety, efficiency, and customer engagement through:

  • Intelligent supply chain indicators (shock, tilt, temperature)
  • Covert product authentication features
  • Interactive, eye-catching packaging
  • Memorable promotional products
How do you help creatives and designers ?

Our materials power innovation in:

  • Interactive art that responds to viewers and the environment
  • Product designs with dynamic colour-changing effects
  • Fashion items that shift with light and temperature
What makes Colour Changing different ?

Our team blends science, design, and decades of experience to deliver bespoke, high-performance smart materials. We're driven by innovation and collaboration, helping clients turn creative ideas into real-world impact.

Do you offer custom solutions and support ?

Absolutely. We collaborate closely with clients to develop tailored solutions, offering R&D, material sourcing, consultancy, and support from concept to installation.