An essential resin for medical-clinical equipment that help save lives.


S71 resin, produced by suspension technology, combines transparency, resistance and flexibility, being essential in several sectors, such as the manufacture of medical and hospital equipment. Its usability in industry extends to other products, such as packaging and consumer products, where its transparency and resistance are valued.


Os selos de excelência da Unipar

ISO 9001
ISO 9001
A Certificação ISO 9001 garante a eficiência de diferentes processos integrados, visando a satisfação do cliente.
ISO 14001
ISO 14001
Garante a conformidade com as leis ambientais, identificação, controle e redução de impactos ambientais.
ISO 45001
ISO 45001
Garante a conformidade com a legislação de segurança, saúde ocupacional e busca minimizar perigos para preservar as pessoas.
Properties of the S71 resin

Properties of the S71 resin

The application methods are: extrusion, extrusion-blow and injection. Its chain size is that of 70.4 (reference k value), high molecular weight and high porosity. It has a good thermal stability and dispersion. It is indicated for the production of flexible and semi-flexible bases. It is also possible to blend it with other Unipar products.



The S71 is a PVC resin produced with the suspension technology, with unique characteristics that combine transparency, resistance and flexibility. Its use is important in several essential industries, including the manufacture of medical-clinical equipment.

Technical Information

Characteristic Information
Application methods extrusion, extrusion-blow and injection.
Chain size 70.4 (reference k value), high molecular weight and high porosity. Good thermal stability and dispersion. Indicated for the production of flexible and semi-flexible bases. The product may be blended with other Unipar products.


Production methods with environmental awareness

Sustainability is in Unipar's DNA in several aspects of our company, generating impact and enhancing financial return.
Learn more
Production methods with environmental awareness

Answers by Unipar

Frequently asked questions

What does Unipar do?

Unipar is a leading company in the production of chlorine and soda, and the second in the production of PVC in South America. It is one of the major suppliers of for sanitation and civil construction, also supplying inputs for the paper and pulp, cleaning, aluminum, textile, toy making, and pharmaceutical industries, among others.

What are the products offered by Unipar?

Different products used in our daily lives are developed from raw materials at Unipar. Always acting to defend the environment, we manufacture chemical products such as chlorine compounds and caustic soda, which are essential for the in the sanitation, textiles, and food industries, among others. Vinyl polychloride (PVC), on the on the other hand, is one of the most commonly used plastic materials in the world, by different industries, directly influencing our quality of life and contributing to a more sustainable future. Learn about the product catalog.

How do I register a social project at Unipar?

It's easy. Unipar supports entities that transform the life of communities based on positive initiatives. Every year, Unipar publishes public biddings that guide the registration of social projects. Learn about the regulations of the previous bidding notices by clicking here or register your initiative here.

How can I safely blow the whistle at the company?

Unipar works in an ethical and responsible manner in all its relationships. If you identify something that is irregular, you are safe to report it using our Hotline. We ensure your anonymity, confidentiality and our impartiality, by means of outsourced companies in charge of managing such cases.

Is there a possibility to make a visit to one of Unipar's plants?

Yes, there is. Through our Open Plant program, it is possible to visit Unipar's plants both in Brazil and in Argentina. To schedule a visit free of charge, read the required guidelines.Yes, there is. Through our Open Plant program, it is possible to visit Unipar's plants both in Brazil and in Argentina. To schedule a visit free of charge, read the required guidelines.

What is Unipar's commitment with the environment?

Our purpose is to be agents of transformation for a more sustainable world. We set forth three prerequisites for our actions: they must have a relevant impact, be aligned with our business strategy, and ensure financial return. Learn about our values.

What are the press relations contacts in Brazil and Argentina?

Journalists wishing to obtain more information about Unipar may contact the press relations group in Brazil and in Argentina. The contacts are:



FSB Comunicação


Email: unipar@fsb.com.br

Phone: +55 (11) 3165-9596



LLYC Llorente y Cuenca


Email: labal@llorenteycuenca.com

Phone: +54 (11) 5556 0700.

I’m a professional. How can I submit my CV to the company?

Unipar engages people who create chemistry. We have 1400 employees engaged with the sole purpose of being reliable in all our relationships. To participate in our recruitment processes, please type your email address in the "Join us" area to begin a relationship with the company. You will then be forwarded to the following steps.

I’m a student. What is the procedure to register for an internship at Unipar?

At Unipar, we build a healthy working environment, a space for our employees' professional and personal growth. For students, Unipar develops the Unipar Internship Program. It offers excellent opportunities for engaged, committed students to learn and grow. Expand your horizon in a company like Unipar, and make a difference.

How can I acquire Unipar's products? 47

It's easy. Contact us by registering an email address and a password. From that point on, the path to be a Unipar client begins.