Polyurethane Systems for building and industry

Fire safety of polyurethane systems

Polyurethane, like all polymers, is an organic material and therefore combustible. However, there are polyurethane foams classified from C, s3-d0 to E, which must be applied according to the risk to which they will be exposed and in accordance with the requirements...

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How to carry out polyurethane reception

Since November 2014, it is mandatory to present the CE Marking and Performance Declaration of polyurethane systems:

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Optimum thickness for polyurethane: application conditions

The high insulating capacity of polyurethane is not achieved in construction with any other commonly used insulating materials. This special characteristic is due to the structure of small cells formed by the foam and to the composition of the insulating gas...

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Appropriate proportions in the mixture of polyurethane components

In other articles, we have already analyzed how polyurethane is formed and used as an insulation system or to manufacture some parts, among other applications. The mixture of the two components, polyol and isocyanate, which are liquids at room temperature, produces...

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Polyurethane adhesion according to application surface

Projected polyurethane presents a magnificent adhesion on consistent, clean and dry substrates and, in general, to all the materials used in building. It should not be forgotten that polyurethane foam was discovered during a research on a kind of glue.

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Quality control of polyurethane, what does it have to comply with?

Being a material applied in situ, polyurethane presents a great versatility and countless advantages in their application. The quality of projected and injected polyurethane is standardized by the European Standards UNE-EN 14315 and UNE-EN 14318, being mandatory...

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Polyurethane system for roof waterproofing with ETA

Urespray P-500 is a polyurethane elastomer used to waterproof and protect all types of surfaces. This system has received the European Technical Assessment (ETA Nº 16/0153).

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