BR112014004325A2 - emulsões e sua utilização na produção de espumas com base em isocianatos - Google Patents

emulsões e sua utilização na produção de espumas com base em isocianatos

Info

Publication number
BR112014004325A2
BR112014004325A2 BR112014004325A BR112014004325A BR112014004325A2 BR 112014004325 A2 BR112014004325 A2 BR 112014004325A2 BR 112014004325 A BR112014004325 A BR 112014004325A BR 112014004325 A BR112014004325 A BR 112014004325A BR 112014004325 A2 BR112014004325 A2 BR 112014004325A2
Authority
BR
Brazil
Prior art keywords
emulsions
isocyanate
production
foams
based foams
Prior art date
Application number
BR112014004325A
Other languages
English (en)
Other versions
BR112014004325B1 (pt
Inventor
Otto Frank
Albers Reinhard
Vogel Stephanie
Heidelmann Thomas
Heinemann Torsten
Original Assignee
Bayer Ip Gmbh
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Bayer Ip Gmbh filed Critical Bayer Ip Gmbh
Publication of BR112014004325A2 publication Critical patent/BR112014004325A2/pt
Publication of BR112014004325B1 publication Critical patent/BR112014004325B1/pt

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
    • C08G18/40—High-molecular-weight compounds
    • C08G18/48—Polyethers
    • C08G18/4829—Polyethers containing at least three hydroxy groups
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
    • C08G18/30—Low-molecular-weight compounds
    • C08G18/32—Polyhydroxy compounds; Polyamines; Hydroxyamines
    • C08G18/3203—Polyhydroxy compounds
    • C08G18/3206—Polyhydroxy compounds aliphatic
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/08—Processes
    • C08G18/10—Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/08—Processes
    • C08G18/14—Manufacture of cellular products
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
    • C08G18/40—High-molecular-weight compounds
    • C08G18/4009—Two or more macromolecular compounds not provided for in one single group of groups C08G18/42 - C08G18/64
    • C08G18/4018—Mixtures of compounds of group C08G18/42 with compounds of group C08G18/48
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
    • C08G18/40—High-molecular-weight compounds
    • C08G18/42—Polycondensates having carboxylic or carbonic ester groups in the main chain
    • C08G18/4244—Polycondensates having carboxylic or carbonic ester groups in the main chain containing oxygen in the form of ether groups
    • C08G18/4261—Polycondensates having carboxylic or carbonic ester groups in the main chain containing oxygen in the form of ether groups prepared by oxyalkylation of polyesterpolyols
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
    • C08G18/40—High-molecular-weight compounds
    • C08G18/48—Polyethers
    • C08G18/50—Polyethers having heteroatoms other than oxygen
    • C08G18/5021—Polyethers having heteroatoms other than oxygen having nitrogen
    • C08G18/5033—Polyethers having heteroatoms other than oxygen having nitrogen containing carbocyclic groups
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
    • C08G18/72—Polyisocyanates or polyisothiocyanates
    • C08G18/74—Polyisocyanates or polyisothiocyanates cyclic
    • C08G18/76—Polyisocyanates or polyisothiocyanates cyclic aromatic
    • C08G18/7657—Polyisocyanates or polyisothiocyanates cyclic aromatic containing two or more aromatic rings
    • C08G18/7664—Polyisocyanates or polyisothiocyanates cyclic aromatic containing two or more aromatic rings containing alkylene polyphenyl groups
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G65/00—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule
    • C08G65/02—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring
    • C08G65/26—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring from cyclic ethers and other compounds
    • C08G65/2603—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring from cyclic ethers and other compounds the other compounds containing oxygen
    • C08G65/2606—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring from cyclic ethers and other compounds the other compounds containing oxygen containing hydroxyl groups
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G65/00—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule
    • C08G65/02—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring
    • C08G65/26—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring from cyclic ethers and other compounds
    • C08G65/2603—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring from cyclic ethers and other compounds the other compounds containing oxygen
    • C08G65/2615—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring from cyclic ethers and other compounds the other compounds containing oxygen the other compounds containing carboxylic acid, ester or anhydride groups
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G65/00—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule
    • C08G65/02—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring
    • C08G65/26—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring from cyclic ethers and other compounds
    • C08G65/2618—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring from cyclic ethers and other compounds the other compounds containing nitrogen
    • C08G65/2621—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring from cyclic ethers and other compounds the other compounds containing nitrogen containing amine groups
    • C08G65/2627—Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from cyclic ethers by opening of the heterocyclic ring from cyclic ethers and other compounds the other compounds containing nitrogen containing amine groups containing aromatic or arylaliphatic amine groups
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L71/00—Compositions of polyethers obtained by reactions forming an ether link in the main chain; Compositions of derivatives of such polymers
    • C08L71/02—Polyalkylene oxides
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G2110/00—Foam properties
    • C08G2110/0025—Foam properties rigid

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Manufacturing & Machinery (AREA)
  • Polyurethanes Or Polyureas (AREA)

Abstract

resumo da patente de invenção para: "emulsões e sua utilização na produção de espumas com base em isocianatos". a invenção diz respeito a emulsões estáveis para a produção de espumas com base em isocianatos, as quais compreendem pelo menos três polióis a1a, a1b e a1c e pelo menos um agente de expansão físico t, em que a1a é um poliéter poliol, obtido pela adição de epóxidos a compostos iniciadores seleccionados entre hidratos de carbono e álcoois difuncionais ou de funcionalidade mais elevada, a1b é um poliéter poliol com início numa amina aromática e a1c é um poliéster-poliéter poliol obtido pela adição de epóxidos ao produto de esterificação de um derivado de ácido dicarboxílico aromático e um álcool difuncional ou com uma funcionalidade mais elevada. a invenção diz ainda respeito a um método para a produção de espumas por meio de reacções dessas emulsões com isocianatos e às espumas assim obtidas, bem como à sua utilização para fins de isolamento.
BR112014004325-6A 2011-08-26 2012-08-22 Emulsões e sua utilização na produção de espumas com base em isocianatos BR112014004325B1 (pt)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
DE102011081621 2011-08-26
DE102011081621.6 2011-08-26
EP12155275.6 2012-02-14
EP12155275 2012-02-14
PCT/EP2012/066330 WO2013030061A1 (en) 2011-08-26 2012-08-22 Emulsions and their use in the production of foams based on isocyanates

Publications (2)

Publication Number Publication Date
BR112014004325A2 true BR112014004325A2 (pt) 2017-03-14
BR112014004325B1 BR112014004325B1 (pt) 2020-09-08

Family

ID=46727209

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112014004325-6A BR112014004325B1 (pt) 2011-08-26 2012-08-22 Emulsões e sua utilização na produção de espumas com base em isocianatos

Country Status (9)

Country Link
US (1) US20140213679A1 (pt)
EP (1) EP2748241B1 (pt)
KR (1) KR101963470B1 (pt)
CN (1) CN103748149B (pt)
BR (1) BR112014004325B1 (pt)
MX (1) MX352626B (pt)
PL (1) PL2748241T3 (pt)
TR (1) TR201811729T4 (pt)
WO (1) WO2013030061A1 (pt)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2014019103A1 (en) 2012-07-31 2014-02-06 Bayer Materialscience Ag Method for the production of polyurethane foam using emulsified blowing agent
EP2770002A1 (en) * 2013-02-25 2014-08-27 Bayer MaterialScience AG Insulation moulding and method for its manufacture
US11505670B2 (en) * 2016-11-17 2022-11-22 Covestro Llc Polyurethane foams co-blown with a mixture of a hydrocarbon and a halogenated olefin
US11767394B2 (en) 2021-12-09 2023-09-26 Covestro Llc HCFO-containing polyurethane foam-forming compositions, related foams and methods for their production
US11767407B1 (en) 2022-04-21 2023-09-26 Covestro Llc HCFO-containing polyurethane foam-forming compositions, related foams and methods for their production
CN116589740B (zh) * 2023-07-14 2023-09-22 山东理工大学 用于制备绝热性能优异的聚氨酯硬质泡沫的聚合物多元醇组合物

Family Cites Families (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2764565A (en) 1951-12-24 1956-09-25 Bayer Ag Process and apparatus for the manufacture of polyurethane plastics
US3630973A (en) * 1970-03-24 1971-12-28 Olin Corp Low viscosity polyol blends and rigid polyurethane foams prepared therefrom
DE4026702A1 (de) * 1990-08-24 1992-02-27 Bayer Ag Verfahren zur herstellung von harten polyurethanschaumstoffen
DE4200558A1 (de) * 1992-01-11 1993-07-15 Basf Ag Verfahren zur herstellung von polyurethan-hartschaeumen sowie treibmittelmischung hierfuer
DE19610262A1 (de) * 1996-03-15 1997-09-18 Bayer Ag Verfahren zur Herstellung Kohlenwasserstoff-getriebener Polyurethan-Hartschaumstoffe
DE19623065A1 (de) * 1996-06-10 1997-12-11 Bayer Ag Verfahren zur Herstellung von Polyurethan Hartschaumstoffen mit geringer Wärmeleitfähigkeit
US5804648A (en) * 1996-12-27 1998-09-08 Bayer Corporation Toluene diisocyanate residue-based compositions and the use of such compositions as fillers for hydroxyl compounds
DE19742011A1 (de) 1997-09-24 1999-03-25 Basf Ag Lagerstabile, treibmittelhaltige Emulsionen zur Herstellung von Hartschaumstoffen auf Isocyanatbasis
JP2000128951A (ja) 1998-10-26 2000-05-09 Sumitomo Bayer Urethane Kk 硬質ポリウレタンフォームの製造方法
US6569352B1 (en) * 1999-10-25 2003-05-27 Stepan Company Phthalic anhydride based polyester-ether polyols and urethane prepolymers produced therefrom
US6294107B1 (en) * 2000-07-26 2001-09-25 Basf Corporation Alkylene oxide modified silicone glycol compatibilizing agents for stable polyester polyol compositions
US6348161B1 (en) * 2000-08-03 2002-02-19 Basf Corporation Polyol composition containing a hydrocarbon blowing agent
US6472446B1 (en) 2001-03-09 2002-10-29 Basf Corporation Phase stable polyol composition containing hydrocarbon as the blowing agent
JP2003042653A (ja) * 2001-07-27 2003-02-13 Hitachi Ltd 冷却装置の断熱体
EP1577332A1 (en) * 2004-03-15 2005-09-21 Huntsman International Llc Process for making rigid polyurethane foams
US7977501B2 (en) 2006-07-24 2011-07-12 Bayer Materialscience Llc Polyether carbonate polyols made via double metal cyanide (DMC) catalysis

Also Published As

Publication number Publication date
CN103748149A (zh) 2014-04-23
MX352626B (es) 2017-12-01
KR20140051966A (ko) 2014-05-02
EP2748241A1 (en) 2014-07-02
WO2013030061A1 (en) 2013-03-07
BR112014004325B1 (pt) 2020-09-08
MX2014001925A (es) 2014-03-27
PL2748241T3 (pl) 2018-10-31
TR201811729T4 (tr) 2018-09-21
CN103748149B (zh) 2016-08-31
EP2748241B1 (en) 2018-07-18
US20140213679A1 (en) 2014-07-31
KR101963470B1 (ko) 2019-03-28

Similar Documents

Publication Publication Date Title
BR112014004325A2 (pt) emulsões e sua utilização na produção de espumas com base em isocianatos
BR112015024224A2 (pt) processo para preparação de etileno glicol e 1,2-propileno glicol
BR112014007095A2 (pt) sistema de reação para preparação de uma espuma de poliuretano viscoelástica e espuma de poliuretano
BR112014008018A2 (pt) poliol poliéster-poliéter, mistura de poliol, sistema de reação para produção de uma espuma rígida e processo para preparar uma espuma de poliuretano rígida
BR112014013174A2 (pt) composição do agente de expansão da espuma e de formação de espuma, espuma polimérica e processo para a produção de uma espuma polimérica
BR112014015972A8 (pt) composição, poliéter poliol de amina, espuma de poliuretano, método para preparar um poliéter poliol de amina e método para preparar uma espuma de poliuretano
BRPI0705417A (pt) produto alimentìcio aerado e processos para a produção de um produto alimentìcio aerado
BR112012021916A2 (pt) processo para preparar espumas rígidas de poliuretano, e, espuma de poliuretano rígida
BR112014019688A8 (pt) Polieteréster poliol, processo para produzir espumas rígidas de poliuretano, espuma rígida de poliuretano, mistura de poliol, e, uso de polieteréster polióis
BR112012027070A2 (pt) polóis adequados para a produção de espuma moldada a quente com alto teor de recurso renovável
ECSP15000136A (es) Producción de espumas que tienen mejores propiedades
BR112018010229A2 (pt) sistema catalisador e processo para a produção de glicóis
BR112014018137A8 (pt) Método para produzir um poliéster-co-carbonato poliol
BR112015002125A2 (pt) método de produção de espuma de poliuretano utilizando um agente de expansão emulsionado
BR112015019462A2 (pt) processos de desidratação-hidrólise e catalisadores para os mesmos
BR112014004471A2 (pt) emulsões estáveis e respectivo uso na produção de espumas à base de isocianato
BR112014001850A2 (pt) polióis iniciados com amina a partir de fontes renováveis e processos para sua produção e uso
BR112018010230A2 (pt) sistema catalisador e processo para a produção de glicóis
BR112014012078A2 (pt) método de preparação de uma espuma
BR112018007801A2 (pt) processo para produção de glicóis.
BR112015029069A2 (pt) método para preparar uma espuma a partir de um polímero de condensação polimerizável
BR112016023499A2 (pt) métodos para purificar 1,2,5,6-hexanotetrol
BR112013017955A2 (pt) métodos para a preparação de uma planta cítrica com resistência intensificada ao cancro cítrico e para produzir fruta cítrica, molécula de ácido nucleico, cassete de expressão ou vetor, planta ou célula de planta, molécula de ácido nucleico, e, célula hospedeira
BR112018010232A2 (pt) sistema catalisador e processo para a produção de glicóis
BR112013017785A2 (pt) conversão direta da olefina ao óxido de olefina por meio do oxigênio molecular

Legal Events

Date Code Title Description
B06F Objections, documents and/or translations needed after an examination request according [chapter 6.6 patent gazette]
B06U Preliminary requirement: requests with searches performed by other patent offices: procedure suspended [chapter 6.21 patent gazette]
B09A Decision: intention to grant [chapter 9.1 patent gazette]
B16A Patent or certificate of addition of invention granted [chapter 16.1 patent gazette]

Free format text: PRAZO DE VALIDADE: 20 (VINTE) ANOS CONTADOS A PARTIR DE 22/08/2012, OBSERVADAS AS CONDICOES LEGAIS.

B21F Lapse acc. art. 78, item iv - on non-payment of the annual fees in time

Free format text: REFERENTE A 10A ANUIDADE.

B24J Lapse because of non-payment of annual fees (definitively: art 78 iv lpi, resolution 113/2013 art. 12)

Free format text: EM VIRTUDE DA EXTINCAO PUBLICADA NA RPI 2685 DE 21-06-2022 E CONSIDERANDO AUSENCIA DE MANIFESTACAO DENTRO DOS PRAZOS LEGAIS, INFORMO QUE CABE SER MANTIDA A EXTINCAO DA PATENTE E SEUS CERTIFICADOS, CONFORME O DISPOSTO NO ARTIGO 12, DA RESOLUCAO 113/2013.