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1. Âmbito de Aplicação e Responsabilidade 

HyChem, Sustainable Chemistry, S.A., with the VAT identification number 500 270 562, later referred to as HyChem, is committed to protecting the privacy of personal data gathered in various areas of its activity. The company recognizes the importance of safeguarding the personal information of its customers, business partners, and other stakeholders.

With the launch of the General Data Protection Regulation (EU) 2016/679 of the European Parliament and of the Council on April 27th, 2016 (GDPR), on May 25th, 2018, HyChem's commitment in this matter is evident.

HyChem does not assume responsibility and does not provide guarantees regarding other websites that may be accessed through hyperlinks on the HyChem website. Additionally, it is the user's responsibility to take precautions and ensure that the information obtained does not have harmful atributes.

The use of the website, as well as any commercial or other interaction with HyChem, and the processing of personal data provided by its owner, are subject to the following conditions:


2. Website Usage

The HyChem website should be used exclusively for personal use. It is expressly prohibited to modify, reproduce, duplicate, copy, distribute, sell, resell, or exploit it in any form, whether for commercial or non-commercial purposes. The intellectual property rights of the website and its contents belong to HyChem unless otherwise indicated.

HyChem grants only a limited, non-exclusive, and non-transferable license to view or print the content of the website for personal and non-commercial use only.

HyChem is committed to not using this website for illegal or prohibited purposes.


3. Data Gathering

The entity responsible for the collection, processing, and storage of personal data is HyChem, with its registered office at R. Eng. Clément Dumoulin, 2625-106 Póvoa de Santa Iria, and with tax identification number 500 270 562.

For data protection purposes, HyChem can be contacted at the aforementioned address by registered mail with acknowledgment of receipt or, alternatively, through the email address


The collection of your data arises from specific interactions with HyChem and may serve one or several purposes, such as:

  • Contact requests;
  • Downloading documentation;
  • Recruitment processes;
  • Complaints and suggestions.


4. Data Retention Period 

Personal data will be retained by HyChem for the time necessary to fulfill the purpose for which it was gathered and to comply with applicable legal requirements. They may be kept until the expiration of the prescription period for any legal actions or proceedings arising from the contract or related to it.

If personal data has been gathered based on consent, it will be retained until the data subject exercises their right to object to the further processing of their data, unless another legal basis arises.

The retention periods for your data may significantly change when it comes to archiving for public interest, historical, scientific, or statistical purposes. HyChem is committed to adopting appropriate conservation and security measures in such cases.


5. Data Subjects Rights 

The data subject has the right, at any time, in accordance with the provisions of Articles 12 to 22 of the GDPR, to request from the Compliance Department: 

  • Access to personal data concerning you and the information provided for in the GDPR.

Rectification or erasure without undue delay, including the exercise of the right to restriction and the "right to be forgotten" when there is no other legal basis for such processing:

  • Personal data is no longer necessary for the purposes for which it was collected;
  • The data subject withdraws consent, where consent was the legal basis for the gathering and processing of data;
  • The data subject objects to the processing, beyond the maximum retention period.

The limitation of the processing of your data may occur if one of the following situations applies: 

  • Having contested the accuracy of your personal data, during a period that allows the data controller to verify its accuracy.
  • If the processing is unlawful and you oppose the erasure of your personal data and instead requesting the limitation of its use;
  • If the data controller no longer needs the personal data for processing purposes, but you require them for the establishment, exercise, or defense of legal claims in a judicial process.
  • If you have objected to the processing of your data, it will be limited until it is verified that the legitimate grounds of the data controller override those of the data subject;
  • You have the right to data portability, which means you can receive your personal data in a structured, commonly used, and machine-readable format and have the right to transmit that data to other data controllers, where the processing is based on consent or is carried out by automated means;
  • You have the right not to be subject to automated individual decision-making, including profiling.
  • You have the right to withdraw your consent at any time, provided that consent is the legal basis for the gathering and processing of your data on the premises that it does not affect the lawfulness of the processing based on consent before its withdrawal.
  • In addition to the option to lodge a complaint with HyChem, you also have the right to lodge a complaint with the National Data Protection Commission (Comissão Nacional de Proteção de Dados) at Rua de São Bento, no. 148, 3.º, 1200-821 Lisbon, Portugal. Their contact information is as follows: telephone - +351 213928400, fax - +351 213976832, email - You may also have the right to lodge a complaint with any other supervisory authority that may be established for this purpose.


These rights must be exercised in writing by sending a registered letter with acknowledgement of receipt to the following address: Rua do Rosal, nº 222, 4780-615 Sequeiró - Santo Tirso, Portugal, to the attention of the email address

For security and data protection reasons, when exercising any of the mentioned rights, the data controller may require a proof of identity document from the data subject.

HyChem centralizes all matters related to data protection through the email address


6. Personal Data Security 

A HyChem implemented a set of appropriate security technologies and procedures to protect your Personal Data from unauthorized access, use, or disclosure. Access control and monitoring of databases and information systems are in place, along with security policies aligned with best practices in information security. These measures ensure proper auditing and monitoring, as well as accountability for access to the data.


7. Cookies 

Aiming to provide a better service to the user, we use cookies, which are small text files placed on the hard drive by a website server. The HyChem website may require cookies to be accepted in order to access all available functionalities.

When consented, the HyChem will use cookies to:

  • Recolher endereços IP dos utilizadores;
  • Personalize and enhance the user's experience on the website.
  • Analyze website traffic and usage patterns to improve website performance and functionality.
  • Provide targeted advertising or marketing communications based on the user's interests and preferences.
  • Facilitate the login and authentication process for registered users.
  • Remember user preferences and settings for future visits.
  • Conduct statistical analysis and research to improve products and services.


8. Limitation of Liability

The HyChem website may provide links to external sites for your convenience and information. By accessing these links, you will be leaving the HyChem website. HyChem does not control these sites or their privacy policies, which may differ from those of HyChem. HyChem does not endorse these sites.

The HyChem Privacy and Data Protection Policy do not cover personal data that you may provide to external sites unrelated to HyChem.

HyChem does not endorse any website that has links to its website. HyChem is not responsible for the content of these websites. However, as the Internet is a worldwide computer network, any information you send or transmit will necessarily be routed through third-party computers.


9. Changes to the Privacy Policy 

HyChem may change this Privacy and Data Protection Policy at any time to reflect feedback and whenever necessary. These changes will be properly advertised on the website

Therefore, we recommend to periodically review our privacy policy to stay informed about how HyChem protects your Personal Data and to stay updated on the information and rights that you have. 


10. Applicable Law and Jurisdiction

This Privacy and Data Protection Policy is governed by Portuguese law. To resolve any issues and disputes that may arise concerning the application of these Terms and Conditions, the jurisdiction of the District of Lisbon is exclusively competent, with explicit renunciation of any other jurisdiction.