Siegwerk Expands Recyclable Flexible Packaging Solutions with CIRKIT NOVASEAL Heat Seal Lacquers

Siegwerk has introduced its CIRKIT NOVASEAL heat seal lacquer portfolio to help packaging converters improve sealing performance and support recyclable packaging goals.
The range offers multiple lacquer options for fibre based and flexible packaging applications with strong hot tack and bonding properties.

Published Date: 3 June 2026
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Siegwerk’s new heat-seal lacquer selection is planned to unlock constant sealing, hot-tack implementation, and bond intensity in fibre-based and particularly flexible packaging usages. The CIRKIT NOVASEAL group obtains know-how and equipment acquired via Siegwerk’s attainment of Allinova into ‘one rational and distinctly arranged product family.’

The lacquers are planned for trustworthy, constant sealing implementation at discrete temperatures in fibre-based and specified flexible packaging options. This is estimated to support consumers' shift into recyclable packaging plans.

Siegwerk expects that its organized portfolio method will support converters in selecting the right lacquer based on the usage method, implementation requirements, and end-use necessities.

The following lacquers are accessible underneath the CIRKIT NOVASEAL portfolio:

  • NOVASEAL 1609 comprises 22% solid contents. Appropriate for gravure usages, the product is distinguished by its ‘excellent’ functioning at enhanced speed.
  • NOVASEAL 1906 comprises 32% solid content and can be operated via flexo or gravure technologies. It is remarkable for its hot tack expertise.
  • NOVASEAL 1643 includes 45% solid content and is appropriate via flexo and gravure technologies. It stands out surrounded by the variety for its huge bond depth at low covering weight.
  • NOVASEAL 1909 comprises 45% solid content and can be operated via flexo or gravure technologies. Siegwerk focuses on its low clinch preliminary temperature.
  • NOVASEAL 1677 is notable for its 54% solid matter and is consistent with gravure or flexo usage.

All the options are ideal for hot tack and heat sealing and are presently accessible to consumers. It is anticipated to shorten product choice and enhance clarity. Generally, Siegwerk expresses that the CIRKIT NOVASEAL programme involves ‘operational, future-ready options that resolve both sustainability and technical demands.’

“CIRKIT NOVASEAL is a major milestone in increasing our layers, providing for sustainable packing,” expressed Gilles Le Moigne, head of Circular Economy Coatings at Siegwerk. “By combining our heat‑sealing capability under one robust product brand, we make it simpler for consumers to meet performance necessities while attaining circular economy objectives.”

The news comes later, Siegwerk contracted a contract to obtain Hi-Tech Inks in a bid to increase its status in the Indian flexible packaging industry. Estimated to reach an industry stake of around 20%, the United Business is ready to become the largest in India.

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