Leuenberger+C

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Leuenberger+C We design, manufacture and test technical adhesives that make the difference in every production context.

We have been manufacturers of adhesives from since 1931, when the founder, Hermann Leuenberger, set up his first laboratory. Today the Leuenberger R&D centre covers 200 m2, is equipped with the most modern instruments and can rely on a team of highly specialised chemical analysts. The centrality of the laboratory is combined with the family-size of the company, which makes us independent and agile without sacrificing a solid international presence. This is why we can guarantee our customers continuity and reliability,
quick responses to market changes and an orientation towards excellence in the individual result.

«I had the desire to work in Leuenberger because it was considered a small reality where quality, great experience, and ...
08/10/2026

«I had the desire to work in Leuenberger because it was considered a small reality where quality, great experience, and something more human come together.»

Three years ago, Luca Premoli made that choice deliberately. He arrived at Leuenberger after long experience in industrial adhesives, but he came for something specific: a place where human connection still mattered.

His satisfaction is that of someone who wins. Every closed deal with a new customer feels like scoring a goal – an emotion that doesn't fade with time.

The result matters when it can be measured.Termomelt Ecotop Cool 25WS is used to fix the absorbent pad inside PET trays....
06/10/2026

The result matters when it can be measured.

Termomelt Ecotop Cool 25WS is used to fix the absorbent pad inside PET trays. Its washability was tested at 85°C in a 2% NaOH aqueous solution.

The test showed:

✔️ 60% detachment from PET after 5 minutes
✔️ 95% detachment after 15 minutes
✔️ 100% detachment after 30 minutes
✔️ 100% detachment after 60 minutes

The adhesive remains on the absorbent pad, helping the PET tray move more easily through the washing process.

When recycling depends on separation, glue behaviour becomes part of the result.

Leuenberger+C technical adhesives represent much more than a bonding material.They are part of an invisible engineering ...
01/10/2026

Leuenberger+C technical adhesives represent much more than a bonding material.

They are part of an invisible engineering system that helps different surfaces and heterogeneous materials work together, ensuring stable connections across industrial applications.

Today, technical adhesives play a key role in modern production processes: they support high-speed automatic machines, contribute to clean and precise application, and help maintain consistent performance from the production line to the finished product.

This is where we add value.

Choosing a Leuenberger+C adhesive means relying on a technical solution developed to meet specific production needs, while building a relationship based on experience, trust and collaboration.

24/09/2026

Ask most people about adhesives and they'll picture a sticker: a logo on a car, a label on a helmet. Anyone working with adhesives knows the technical reality is far more complex.

A technical adhesive is closer to paint: present in nearly every material we handle each day, quietly essential and almost never seen. It's the invisible engineering inside the box – the packaging, the label – the part no one thinks about because it simply works.

Making that invisible bond reliable is a craft, and it's one we've been refining for 95 years. From the first gram of glue in 1931 to more than 300 technical adhesives today, four generations have turned a small workshop in Crema into a partner for industries across 80+ countries.

Our philosophy hasn't changed: the bond you never notice is the one that matters most.

Look at any book or magazine.The pages stay in place.The spine bends without cracking.The volume keeps its shape through...
22/09/2026

Look at any book or magazine.

The pages stay in place.
The spine bends without cracking.
The volume keeps its shape through repeated use.

Glue plays a key role in this result.

In bookbinding and paper converting, adhesives help assemble pages into solid, well-finished products, supporting both resistance and flexibility.

These were among the very first markets served by Leuenberger+C, and they are still part of our industrial identity today.

A good glue may be barely visible in the finished product.

But every time a book opens, closes and lasts over time, the quality of the bonding makes the difference.

In 1931, in a former spinning mill in Crema, Hermann Leuenberger and his sons Bruno and Werner produced the very first L...
18/09/2026

In 1931, in a former spinning mill in Crema, Hermann Leuenberger and his sons Bruno and Werner produced the very first Leuenberger adhesive: 'Colla Leone', a casein-based wood glue sold in 10 and 25 kg tins.

Prized by the joiners of Brianza for its resistance to humidity, it was joined by rabbit-skin glue for furniture, carpentry and paper converting.

No advanced labs, no industrial reactors — just craftsmanship, a family, and a name that would one day travel the world.

Can a solid synthetic Hot-Melt glue become washable?For a long time, the answer would have been no: this type of adhesiv...
16/09/2026

Can a solid synthetic Hot-Melt glue become washable?

For a long time, the answer would have been no: this type of adhesive is usually considered insoluble in aqueous solutions.

This is the technical challenge behind Leuenberger+C’s washable Hot-Melt range.

Thanks to new formulation technologies, these granular adhesives can support PET regeneration and reuse through washing in aqueous solutions.

This means keeping the bonding performance required by packaging applications, while allowing the glue to behave correctly during the washing phase.

Washable synthetic Hot-Melt adhesives: developed for PET packaging that needs to enter a second life.

Today we came together for our annual Corporate Sales Meeting.It was a valuable opportunity to align on perspectives and...
10/09/2026

Today we came together for our annual Corporate Sales Meeting.
It was a valuable opportunity to align on perspectives and priorities for the future.

We shared the results from 2026, discussed our next goals and development strategies, while also exploring the evolution of the international market and the commercial challenges ahead.

The meeting also highlighted the strong collaboration between our team and our international sales network: a relationship built on dialogue, shared expertise and a common understanding of the markets we operate in.

Looking ahead, we remain focused on creating new opportunities and continuing to grow across our markets.

A closer look at one of our three product lines — for the packaging engineers among you.In the Termomelt Ecotop range, p...
09/09/2026

A closer look at one of our three product lines — for the packaging engineers among you.

In the Termomelt Ecotop range, performance also meets efficiency: consumption can be reduced by around 15% compared to traditional grades.

They are widely used in automated, high-speed packaging processes because they offer:

✔️ excellent thermal stability
✔️ clean application
✔️ short setting times
✔️ strong machinability
✔️ formulations suitable for food packaging applications worldwide

For over 15 years, Danilo Vogli has led our R&D laboratory as Technical Director.As he puts it, running the lab today is...
03/09/2026

For over 15 years, Danilo Vogli has led our R&D laboratory as Technical Director.

As he puts it, running the lab today is very different from the past. Once, the goal was simply to meet every customer request. Now, tighter regulations, new materials and a focus on the environment push the team to explore unknown territory — thinking about results in the medium and long term.

Coming from 16 years in a multinational, Danilo found something new in Leuenberger: coordinated but human work, rapid problem-solving, and the ability to turn challenges into growth.

The lab is the beating heart of the company.

Indirizzo

Via De Chirico 2
Crema
26013

Orario di apertura

Lunedì 08:30 - 13:00
14:00 - 17:00
Martedì 08:30 - 13:00
14:00 - 17:00
Mercoledì 08:30 - 13:00
14:00 - 17:00
Giovedì 08:30 - 13:00
14:00 - 17:00
Venerdì 08:30 - 13:00
14:00 - 16:00

Telefono

0373631100

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