Membranes are considered to be barriers that separates two phases and that totally or partially restricts the transport of one or several chemical species present in the phases. They have several applications, including food and pharmaceutical industry, sewage treatment, chemical and medical fields. In health area, must present characteristics such as bioactivity, biocompatibility, biodegradability, be non-toxic, anticarcinogenic and antimutagenic, aiming to protect human health, besides having properties related to mechanical resistance, permeability, among others that will depend on the application.