61 patents
Utility
Process for introducing catalyst in a polymerization process
9 Jan 24
Methods of adding a catalyst to a bulk polymerization process may include mixing the catalyst with propylene to form a catalyst mixture that is substantially free of any C20 or greater hydrocarbons, feeding the catalyst mixture into a polymerization reactor, activating the catalyst mixture; and performing a polymerization on the catalyst mixture in the polymerization reactor.
Olavo Martins Junior, Dihogenes Adriano Pozzer, Élita Cavalli
Filed: 27 Dec 19
Utility
Polyethylene copolymer and terpolymer hotmelt adhesive compositions, articles and methods of preparing same
28 Nov 23
A hotmelt adhesive composition includes a polymer produced from ethylene, one or more branched vinyl ester monomers, and optionally, vinyl acetate, and a tackifier.
Hadi Mohammadi, Nei Sebastião Domingues Junior
Filed: 19 Jan 22
Utility
Continuous feed of antistatic agent for gas phase polymerization process
21 Nov 23
Methods may include reacting an antistatic agent with at least one alkylaluminum to form an antistatic complex, and may further include feeding the antistatic complex into a polymerization process.
Olavo Martins Junior, Dihogenes Adriano Pozzer, Élita Cavalli, Adriano Giraldi Fisch, Roberto Osório Jimenez
Filed: 27 Dec 19
Utility
Recycling processes for laminates and multi-layers
17 Oct 23
A method of recycling a first polymer from a multi-component polymer product may include subjecting the multi-component polymer product that includes a first polymer and at least one additional component to conditions to melt the first polymer; and filtering the at least one additional component from the molten first polymer.
Marcelo Farah, Bárbara Iria Silva Mano, Ana Paula Rodrigues Camilo
Filed: 5 Jun 19
Utility
Polyethylene copolymers and products and methods thereof
17 Oct 23
A polymer composition may include a polymer produced from ethylene, one or more branched vinyl ester monomers, and optionally, vinyl acetate; wherein the polymer has a number average molecular weight ranging from 5 to 10,000 kDa, and a molecular weight distribution ranging from 1 to 60, obtained by GPC.
Ashley Hanlon, Hadi Mohammadi, Nei Sebastião Domingues Junior, Adriane Gomes Simanke, Manoela Ellwanger Cangussu, Markus Busch, Sascha Hintenlang
Filed: 26 Apr 22
Utility
Ziegler-Natta produced polyethylene and methods thereof
10 Oct 23
A process of producing a composition comprising a copolymer of ethylene and one or more C4-C8 α-olefins, may include copolymerizing the ethylene and the one or more C4-C8 α-olefins in the presence of a procatalyst and an alkylaluminum cocatalyst.
Márcia Silva Lacerda Miranda, Olavo Martins Junior, Yue Yu, Christophe Boisson, Timothy Frederick Llewellyn McKenna
Filed: 26 Oct 20
Utility
Very soft EVA foam and methods thereof
10 Oct 23
A polymer composition may include an ethylene vinyl acetate (EVA) polymer at an amount ranging from 10 to 90 phr; an elastomeric EVA composition at an amount ranging from 10 to 90 phr; a plasticizer at an amount ranging from 5 to 40 phr; a blowing agent in an amount ranging from 2 to 10 phr; and a peroxide in an amount ranging from 0.3 to 4 phr.
Giancarlos Delevati
Filed: 11 Sep 20
Utility
Bio-based EVA compositions and articles and methods thereof
5 Sep 23
A polymer may include a copolymer of ethylene and vinyl acetate, in which the ethylene is at least partially obtained from a renewable source of carbon, and wherein the copolymer has a melt index (190° C./2.16 kg) ranging from 0.12 to 8.0 g/10 min according to ASTM D1238.
Giancarlos Delevati, Omar Wandir Renck, Carlos Augusto Maia Faria, Paulo Lourenço Brito Herrmann, Marcial Cesar Vieira, Patricia Mara De Freitas Rocha, Marcelo Fioravanti das Neves, Roger Ribeiro Malmegrim
Filed: 15 Oct 20
Utility
High flow rotomolding compositions, processes thereof, and articles therefrom
5 Sep 23
Compositions may include a polymer melt blend composition prepared from two polyethylene copolymers having different densities, wherein the polymer melt blend composition possesses improved flowability and impact resistance for low thickness rotomolding applications.
Eliomar Ricardo Pimenta
Filed: 12 Jun 20
Utility
Metabolic engineering for simultaneous consumption of Xylose and glucose for production of chemicals from second generation sugars
5 Sep 23
The present disclosure provides methods for genetically modifying microbes to produce a microbe capable of simultaneous consumption of xylose and glucose to increase the productivity output of desired chemical products.
Veronica Maria Rodege Gogola Kolling, Ane Fernanda Beraldi Zeidler, Lucas Pedersen Parizzi
Filed: 6 Apr 20
Utility
Proplylene-based copolymer product
15 Aug 23
Heterophasic polypropylene copolymer compositions and methods of making the same include a matrix phase of a random polypropylene-based copolymer; and an elastomeric rubber phase dispersed in the matrix phase, wherein the elastomeric rubber phase includes propylene and one or more comonomers and has a viscosity index ratio, relative to a viscosity index of the random polypropylene-based copolymer, that ranges from 0.3 to 1.1; and wherein an average particle size of the dispersed elastomeric rubber phase is less than 300 nm.
Tadeu Mezacasa Forest, Gustavo Gori Lusa
Filed: 13 May 20
Utility
Biocompatible low impact CO
18 Jul 23
A biobased polymer composition for pharmaceutical articles includes a low density polyethylene, in which at least a portion of ethylene is obtained from a renewable source of carbon.
Camila Pilatti Mainka, Amel Murgic, Thaysa Pando, Cristhian Oliveira
Filed: 29 Nov 21
Utility
Composition for application in rotomolding processes and use of the composition
4 Jul 23
The present invention relates to a composition for application in rotomolding processes comprising a blend of linear low density polyethylene (LLDPE) in concentrations from 20 to 40% by weight and melt flow index from 1 to 4 g/10 min; high density polyethylene (HDPE) in concentrations from 20 to 40% by weight and melt flow index from 5 to 9 g/10 min; low density polyethylene (LDPE) in concentrations from 0 to 20% by weight and melt flow index from 6 to 10 g/10 min; and linear low density polyethylene (LLDPE) in concentrations from 20 to 40% by weight and melt flow index from 3 to 7 g/10 min.
Eliomar Ricardo Pimenta
Filed: 26 Dec 17
Utility
Anaerobic fermentative production of furandicarboxylic acid
4 Jul 23
The present disclosure provides recombinant microorganisms and methods for the anaerobic production of 2,4-furandicarboxylic acid from one or more carbon sources.
Iuri Estrada Gouvea, Marcos Rogerio Simoes, Mariana Trovo Marchesin, Aline Silva Romão Dumaresq
Filed: 1 Sep 21
Utility
No break polypropylene impact copolymers with melt flow rate higher than 90 g/10 min
30 May 23
Polymer compositions may include a matrix phase comprising a polypropylene-based polymer; and an elastomeric rubber phase; wherein the polymer composition has melt flow rate (MFR) according to ASTM D1238 at 230° C./2.16 kg equal to or greater than 90 g/10 min and at least one feature selected from (I) an Izod impact resistance according to ASTM D256A at 23° C. equal to or greater than 400 J/m; (II) an instrumented drop impact at −30° C., average total energy, equal to or greater than 17 J; or (III) an instrumented drop impact at −30° C., average percent ductility, equal to or greater than 60%.
Moisés Magalhães Werlang, Joel Carr, Tadeu Forest
Filed: 25 Jul 22
Utility
Railroad sleeper and process for manufacturing a railroad sleeper
16 May 23
A railroad sleeper (1) for fixation of at least a pair of rails (2,2′) of a railroad network is disclosed, including a contact surface (3), wherein each rail of the pair of rails (2,2′) is fixed spaced apart from each other, the railroad sleeper (1) being configured by including a hollow sector (4) delimited by association of the contact surface (3) with the anchorage walls (5,5′), thus establishing a free portion (17) adjacent to the anchorage walls (5,5′) and opposite the contact surface (3).
Guilherme Longa Nose, Daniel Wenzer Trevizan, Luiz Francisco Muniz da Silva, Jorge Luis Goudene Spada, Claudio Pereira da Silva Zamith, Walter Vidon Junior, Renato Teixeira Vargas
Filed: 3 Jun 20
Utility
Degradation pathway for pentose and hexose sugars
21 Feb 23
The present application relates to recombinant microorganisms useful in the biosynthesis of monoethylene glycol (MEG) or glycolic acid (GA), or MEG and one or more co-product, from one or more pentose and/or hexose sugars.
Daniel Johannes Koch, Lucas Pederson Parizzi, Felipe Galzerani, Jean Marie Francois, Sophie Lajus
Filed: 20 Feb 20
Utility
Anaerobic fermentative production of furandimethanol and enzymatic production of furandicarboxylic acid
14 Feb 23
The present disclosure provides recombinant microorganisms and methods for the anaerobic production of 2,4-furandimethanol from one or more carbon sources.
Iuri Estrada Gouvea, Ana Karina Brambilla Costa, Marcos Rogerio Simoes, Veronica Leite Queiroz, Aline Silva Romão Dumaresq
Filed: 1 Sep 21
Utility
Method for the in vivo synthesis of 4-hydroxymethylfurfural and derivatives thereof
31 Jan 23
The present disclosure provides recombinant microorganisms and methods for the production of 4-HMF, 2,4-furandimethanol, furan-2,4-dicarbaldehyde, 4-(hydroxymethyl)furoic acid, 2-formylfuran-4-carboxylate, 4-formylfuran-2-carboxylate, and/or 2,4-FDCA from a carbon source.
Paulo Moises Raduan Alexandrino, Iuri Estrada Gouvea, Veronica Leite Queiroz, Marcos Rogerio Simões
Filed: 1 Feb 21
Utility
Method for the in vivo synthesis of 4-hydroxymethylfurfural and derivatives thereof
31 Jan 23
The present disclosure provides recombinant microorganisms and methods for the production of 4-HMF, 2,4-furandimethanol, furan-2,4-dicarbaldehyde, 4-(hydroxymethyl)furoic acid, 2-formylfuran-4-carboxylate, 4-formylfuran-2-carboxylate, and/or 2,4-FDCA from a carbon source.
Paulo Moises Raduan Alexandrino, Iuri Estrada Gouvea, Veronica Leite Queiroz, Felipe Cicaroni Fernandes, Bárbara Mano
Filed: 31 Mar 21