Adhesives for automotive interior lamination

Sound insulation and, above all, pleasant haptics make for a pleasant user experience in modern vehicles. Modern cars are made of the latest new and increasingly lighter materials, usually in very high quality.

Adhesives used in the automobile sector have to meet extremely high standards. Depending on the location and season, even vehicle interiors can be exposed to extreme climate differences. Car manufacturers also have to cater for complex manufacturing processes and ever shorter processing windows.

Demand for improved workplace and environmental safety is increasing the need for low-emission adhesives with low monomeric isocyanate content. The end products, too, have to comply with strict emission standards when in use. All these factors mean that vehicle manufacturers and suppliers need smart and effective adhesive solutions they can rely on.

Applications

Cockpit

Smart adhesive solutions for vehicle interiors
More and more high-quality materials and sophisticated design concepts are shaping the modern vehicle interior. At KLEIBERIT, you will find intelligent adhesive technologies – developed on the basis of decades of expertise. Reactive PUR hotmelt adhesives are particularly impressive in cockpit applications due to their outstanding performance and versatility. They enable efficient production processes and ensure long-lasting, stable bonds – even under extreme conditions.

Your benefits:

  • Single-sided adhesive application for precise processing
  • Short open time – ideal for PVC and TPO films
  • Excellent resistance to temperature and climate changes

A typical application example is the assembly of control buttons: Here, excellent adhesion and fast curing ensure optimal handling.

Applications

Many innovative design details in modern vehicle interiors are made possible only through the precise adhesive bonding of clips and retainers. Our specialized adhesive systems ensure top quality and maximum process reliability. Whether for covers, laminations or brackets – thermoplastic (PO) and reactive (PUR) adhesives create strong, durable bonds that perfectly combine diverse designs and functions.

Your benefits:

  • Secure and long-lasting fixation of clips and retainers
  • Optimized processing with modern adhesive robots
  • Fast handling strength for efficient production workflows
  • High precision even for complex design requirements

With KLEIBERIT, assembly bonding becomes a key technology for modern, aesthetic and cost-efficient interior solutions.

 

Trunk

KLEIBERIT adhesive systems reliably and permanently bond textiles, molded foam parts and lightweight components. Their high elasticity ensures flexible joints that remain dimensionally stable even under temperature fluctuations. Consistent wetting of the surfaces ensures clean application, resulting in a premium tactile finish and uniform quality throughout the entire production process. Especially in sensitive vehicle areas, the highest standards of temperature and climate-change resistance are essential. KLEIBERIT’s reactive PUR-SK adhesive systems have been meeting these requirements with great success for decades – guaranteeing long-lasting, durable bonds even under the most demanding conditions.

Lamination

Adhesion with sensitivity – perfection for vehicle interiors
Modern vehicle interiors meet the highest standards of function and comfort. Every detail must fit together perfectly. That’s why KLEIBERIT develops adhesive systems that ensure lasting lightness, noise reduction and a natural tactile experience. Our product lines are precisely tailored to the complex demands of the automotive industry. They are characterized by short cycle times, precise application behavior, high initial tack and excellent processing properties.

Whether fine textiles, modern films, genuine leather, wood or metal trim – KLEIBERIT offers the right solution for every material and every process. From dispersion adhesives to 1C and 2C PU systems, PO hotmelts and reactive PUR hotmelt adhesives, we cover the full spectrum of modern bonding technology.

Your benefits:

  • Single-sided adhesive application for efficient processes
  • High initial strength at activation temperature
  • Thermoformable bonds for maximum design freedom
  • Heat- and moisture-resistant connections

Material combinations

Good aesthetics and haptic quality are important. The carrier material is usually made of light, stable plastics or fibre composites – e.g. fibre glass or plant-based fibre materials such as hemp or flax –

and laminated with decor materials. Interior designers have a huge variety of materials to choose from, ranging from textile fabrics to imitation and real leather. Imitation leather decors lined with foam are currently popular: they are relatively inexpensive, but have an excellent look and feel. They are also sound-absorbing, which has a positive impact on the acoustics inside the vehicle. Typical material combinations are:

Carrier material:
ABS
PC
PP
fibre composites

Decor materials
PVC/TPO
imitation leather films
textile laminates
real leather

Almost any kind of material combination can be glued with the right adhesive at hand. Let us help you find the ideal adhesive solution for your individual needs – tailored to your products and production processes. Get in touch with our experts.

Process requirements

High-quality and economically efficient bonding requires meticulously planned processes. The key to success is well-configured equipment with a matching adhesive formulation. If short cycle times are a factor, the adhesive must be easy to apply and have a high initial strength. We recommend using reactive PUR hotmelts for laminating vehicle interiors. They are customizable and meet the specific needs of the end product as well as the complex specifications of manufacturing processes.

A typical laminating process for an instrument panel using a PUR hotmelt involves the following stages:

1. The adhesive is applied to one of the parts to be bonded. This is done either with spray heads, rollers or slit nozzles, and can be stuck to individual cuts of the decor material or to meter goods in a roll-to-roll process.

2. The decor and the carrier material are joined under pressure and by applying heat, with the latter reactivating the adhesive. Molding presses (negative/positive molds) and vacuum forming presses are used for this purpose. At this point of the process, and especially when opening the press, it is vital that the adhesive has a high initial strength while still warm. This is particularly important for edge wrapping.

The chemical reaction (cross-linking with moisture) creates an extremely strong and very resilient bond.

The legally permitted emission values in production environments are constantly being lowered, and adhesive manufacturers have to adapt their products accordingly. Users can rest assured of high workplace safety when working with our micro-emission (ME) adhesives. Due to the low content of monomeric isocyanate (<0.1%), hazard statements G + H no longer apply, which eliminates the need for many safety requirements and the related expensive equipment and time-consuming trainings.

We have a selection of adhesive systems for use in vehicle interiors and the matching expertise. Benefit from our decades of experience in industrial manufacturing and let us help you optimize your production process.

Film

KLEIBERIT Adhesives for Automotive

KLEIBERIT provides adhesive systems for almost every application in vehicle manufacturing – from interior to exterior. In the interior, our adhesives create reliable bonds between textiles, foils, foams and carrier components – for example in door panels, dashboards, seating parts, headliners and clip or retainer assemblies. Our PUR and PO hot melt adhesives ensure strong adhesion, short process times and low-emission processing – ideal for both manual and automated production. With decades of experience, application-oriented consulting and worldwide support, we help you find the right adhesive for your specific requirements.

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