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:
May. 30, 2017
Filed:
Oct. 11, 2011
Marcelo Farah, Porto Alegre RS, BR;
Fernando Cruz, Sao Carlos SP, BR;
Alessandro Cauduro Lima, Porto AlegreRS, BR;
Alexandre Di Pintor Da Luz, Canoas RS, BR;
Etienne Marcos DE Almeida Rocha, Porto Alegre RS, BR;
Ana Paula DE Azeredo, Sapucaia do Sul RS, BR;
Claudio Jose Autran Neves, Porto Alegre RS, BR;
Fabio Lamon Sofri, Porto Alegre RS, BR;
Marcelo Farah, Porto Alegre RS, BR;
Fernando Cruz, Sao Carlos SP, BR;
Alessandro Cauduro Lima, Porto AlegreRS, BR;
Alexandre di Pintor da Luz, Canoas RS, BR;
Etienne Marcos de Almeida Rocha, Porto Alegre RS, BR;
Ana Paula de Azeredo, Sapucaia do Sul RS, BR;
Claudio Jose Autran Neves, Porto Alegre RS, BR;
Fabio Lamon Sofri, Porto Alegre RS, BR;
Braskem S.A., Camacari-BA, BR;
Abstract
The present invention is directed to a modified polypropylene comprising from 0.3 to 2 long-chain branches per 1,000 carbon atoms, wherein said long-chain branch has more than 1,000 carbon atoms and 0 to 6% of ethene and/or alpha-olefinic comonomer having 3 to 18 carbon atoms. The polypropylene of the present invention is a homopolymer, a random copolymer, or a heterophasic copolymer. The present invention also relates to large, deep, complex and/or thick articles which are thermoformed from said polypropylene. Furthermore, the present invention relates to the process for thermoforming said modified polypropylene into large, deep, complex and/or thick articles. The present invention also relates to the use of the polypropylene to prepare large, deep, complex and/or thick articles.