How to clean polypropylene chairs

Polypropylene: how to recognize chairs made of this material? How do you need to clean them? Discover the characteristics of PP chairs and the secrets for their maintenance. Yellowed white chair? Here’s how to whiten it.


Since its invention polypropylene proved to be a material innovative and versatile. Among the characteristics of this polymer stands out its incredible malleability, which makes it easy to shape. And indeed, this plastic material performs many functions and it is used in various fields.

It is found in the field of technical clothing, in the form of elastic fabric; but also in the kitchen, used for common plastic food containers. Last but not least, the field of design, which uses polypropylene for furnishings of various shapes, preferring eccentric and modern shapes.

In addition to being easily workable, it is a material that withstands high loads and external agents; that’s why it comes mainly used for the manufacture of garden chairs.

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But yet, to keep its appearance unaltered in time, it is necessary to clean it properly, in order to avoid discoloration and superficial scratches. Here’s what to know about polypropylene chairs: learn to recognize them e find out how to clean them with effective methods and with low environmental impact.


What is polypropylene?

Polypropylene is a petroleum derivative invented in the 1950s by the chemist Giulio Natta. Thanks to it Natta obtained the Nobel Prize for chemistry in 1963, with the merit of having revolutionized the plastic materials industry. Polypropylene it is malleable and light, has gods costs of production bass e owns excellent mechanical skills.

This material it has invaded many fields of industry and design, especially by innovating the world of furniture. Tables, chairs and furniture of various kinds decorate the house with a touch of color and lightness, to the point of being replaced worthily traditional materials, which compared to polypropylene are more subject to deterioration.

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How to recognize polypropylene chairs

Polypropylene it is not the only plastic polymer to be used in the manufacture of tables and chairs. Very often it is easy to confuse it with polycarbonate, a polyester of another nature that has many characteristics in common with polypropylene. However, compared to it, it comes with a smoother appearance and has less resistance to abrasion.

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Instead, polypropylene is rough, but according to the processing surfaces can also be obtained more smooth. So, how do you recognize polypropylene chairs from polycarbonate ones?

The symbol of recognition it is a triangle, marked with the initials PP. Being a derivative of petroleum we must remember that it is flammable material: attention, then, to heat sources present nearby.

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How to clean polypropylene chairs

Polypropylene chairs have the advantage of being totally water repellent. Then ordinary maintenance it’s really simple: that’s enough clean the surface with a damp cloth and let them air dry. However, outdoor chairs require more accurate maintenance, especially when they are forgotten for a long time outdoors.

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In this case it is necessary use a soft sponge to remove stains superficial. The abrasive sponges are to be discarded, as they could leave indelible scratches on the surface. Use a mixture of water and Marseille soap to remove visible dirt. Finally rinse carefully and dry with a clean rag.

If the chair should result particularly dirty, you can get good results by mixing equal parts white vinegar and warm water. For mold stainsinstead use pure white vinegar is let it act on the spots for 15 minutes. Finally remove vinegar with the sponge and rinse with cold water.

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How to whiten yellowed chairs

The sun tends to turn yellow chairs white in color. Furthermore, if left to the action of atmospheric agents for too long, they tend to take on a duller color and a chalky appearance on the surface. To avoid all this it is always advisable put the chairs in one place more repaired, perhaps away from the light direct Of sun.

However, it is possible to make them look good again using two inexpensive ingredients: baking soda and hydrogen peroxide. To whiten polypropylene chairs here’s how to proceed:

  1. first of all dust carefully the chair by superficial dirt e come on soil residues. For the most difficult to reach places, use a toothbrush with soft bristles;
  2. lava the chair with water cold and Marseille soap and dry it with a rag;
  3. prepare a batter quite liquid with water and bicarbonate: spread it at the points where dirt is more stubborn. Always use a soft sponge to spread the abrasive batter;
  4. rinse thoroughly with cold water and dry the chair from excess water. With a cotton swab dipped in hydrogen peroxide whitens the yellowed parts, until you are satisfied with the result.

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Polypropylene chairs: images and photos

If you are looking for colorful, light and resistant chairs to furnish indoor and outdoor, polypropylene is just the material for you: here is a gallery full of images, dedicated to the best design chairs made of PP.



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