Cookies Policy

The purpose of this policy is to present to visitors the terms and conditions under which Imerys intends to use cookies or other similar technologies. The information communicated in this Policy allows you to identify cookies or other similar technologies used by Imerys.

What is a cookie?

Cookies are text files that are downloaded on your computer, phone or other device to collect information on website connection and visitors’ behaviour. When you visit the website, Imerys automatically collects information on you through cookies or a similar technology.

What is the lifetime of a cookie?

There are two types of cookies:

●   session cookies that disappear when you leave the website;

●   persistent cookies that remain on your terminal until the expiration of their lifespan mentioned in the chart below or until you delete them in accordance with the indications referred to below in the section entitled "How to configure cookies?" or using your browser.

Why do we place cookies?

Some cookies used by Imerys have the sole purpose of enabling or facilitating electronic communication and therefore improving your experience on the Imerys website (to keep you logged into the website, understand how you use the website of Imerys).

Some cookies are used in order to analyse the traffic and the use made of the website, to be able to amend it in order to improve the browsing experience.

Finally, other cookies are used to improve the interactivity of the website and to share certain content with third parties via social media.

How do we use cookies?

The website uses different types of cookies, namely:

Cookies necessary for the functioning of the website: Imerys uses these cookies to recognize you when you visit our website and to remember your previously selected preferences. These can include your language preference and the place where you are located. These cookies allow the site to function optimally. You can object and delete them using your browser settings, however your user experience may be degraded.

Cookie name






These cookies remember the visitor’s choice for cookies requiring consent.

Maximum 13 months

test_cookie (Google)

These cookies are set to verify whether the website visitor's browser supports cookies.

1 day


Analytical cookies: Imerys uses these cookies to collect information about your visit on the Imerys website, the content viewed, the links followed and information about your browser, device and IP address.

Cookie name





Google Analytics cookie. 

This is a template cookie set by Google Analytics, in which the template element in the name contains a unique identification number of the account or site to which it relates. This is a variant of the _gat cookie, which is used to limit the amount of data recorded by Google on high traffic sites.

1 minute


Google Analytics cookie.

This cookie is used to identify unique visitors by assigning them a randomly generated number as client identification, so that data is anonymised. It is included in each page request of a website and is used to calculate data relating to visitors, sessions and campaign data for the purpose of website analytic reports.

1 year


Google Analytics cookie.

These cookies are used to store information about how visitors use the website, and help in creating an analytical report on the site. Data, including the number of visitors, their source and pages visited, is collected anonymously.

1 minute


Social network cookies: Imerys incorporates application buttons (plugins) to improve the interactivity of the website, to share certain content with third parties via social networks (YouTube) .

Cookie name





This cookie is set by Youtube to keep track of user preferences for Youtube videos embedded in sites. It can also determine whether the website visitor is using the new or old version of the Youtube interface.

1 minute


This cookie is set by Youtube to assign a unique identifier to record statistics on the Youtube videos seen by the visitor.

1 minute


This cookie is set by SDK Company Webcast to keep track of visitors’ preferences for Webcast videos embedded in the website and to enable them to return to their session.

1 year


Is your consent necessary?

On your first visit to our website or after expiration of their lifespan, you are asked to consent to or refuse the use of certain cookies.

Necessary cookies for the provision of online communication services are not subject to the collection of your consent.

With regard to other cookies, your choice will be materialized by the deposit of a consent or refusal cookie.

You can amend your wishes at any time as indicated in the next section entitled "How to configure cookies?". Your new choice will then be taken into account and will prevail.

How to configure cookies?

Imerys allows you to choose the cookies you wish to accept and those you wish to refuse on this website. At any time, you can change your cookies preferences by clicking on "Cookies Preferences” located in the website's footer.

If you deactivate cookies, you will no longer be able to benefit from certain features for which the services offer depend on the use of these same cookies.

How to delete cookies?

At any time, you can delete cookies by changing your cookies preferences by clicking on "Cookies Preferences” located in the website's footer.

You can also configure your browser so that it does not accept cookies. The below websites explain how to delete cookies from your browser. However, in some cases, certain features of our website may not work.

You can delete cookies on your terminal at any time by following the methods mentioned below:

●   For Google Chrome: Clear, enable, and manage cookies in Chrome - Computer - Google Chrome Help

●   For Mozilla Firefox:

●   For Internet Explorer:

●   For Safari:

The deletion of cookies placed on your terminal may also result in the deletion of the settings of your choices.