The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Aug. 03, 2021
Filed:
Nov. 16, 2017
Fibria Celulose S.a., São Paulo, BR;
Serviço Nacional DE Aprendizagem Industrial—senai, Porto Alegre, BR;
Elaine Cristina Ramires, São José dos Campos, BR;
Marcelo Rodrigues Da Silva, Pindamonhangaba, BR;
Cristiane Miotto Becker, Porto Alegre, BR;
André Luís dos Santos Da Silva, Porto Alegre, BR;
Vinícius Oliveira, Canoas, BR;
Abstract
The present invention refers to a process for obtaining thermoplastic composite pellets reinforced with cellulose pulp or additive cellulose pulp, cellulose fibers, and/or hydrophilic material from renewable source, and/or natural source material comprising the steps of cellulose pulp dry processing carried out in a binder mill, and/or plastic agglomerator and/or densifier, and preparation of the masterbach comprising the steps of drying the pulp and the thermoplastic materials, preparing the compositions of polymer and cellulose fiber, milling the masterbatch produced, drying the product, extruding the polymer and the masterbatch, and injecting the obtained material.