BR112022004447A2 - Espuma de eva muito macia e métodos da mesma - Google Patents

Espuma de eva muito macia e métodos da mesma

Info

Publication number
BR112022004447A2
BR112022004447A2 BR112022004447A BR112022004447A BR112022004447A2 BR 112022004447 A2 BR112022004447 A2 BR 112022004447A2 BR 112022004447 A BR112022004447 A BR 112022004447A BR 112022004447 A BR112022004447 A BR 112022004447A BR 112022004447 A2 BR112022004447 A2 BR 112022004447A2
Authority
BR
Brazil
Prior art keywords
pcr
amount ranging
methods
eva foam
soft eva
Prior art date
Application number
BR112022004447A
Other languages
English (en)
Inventor
Giancarlos Delevati
Original Assignee
Braskem Sa
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 Braskem Sa filed Critical Braskem Sa
Publication of BR112022004447A2 publication Critical patent/BR112022004447A2/pt

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/04—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent
    • C08J9/06—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a chemical blowing agent
    • C08J9/10—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a chemical blowing agent developing nitrogen, the blowing agent being a compound containing a nitrogen-to-nitrogen bond
    • C08J9/102—Azo-compounds
    • C08J9/103—Azodicarbonamide
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J9/00—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • C08J9/0061—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof characterized by the use of several polymeric components
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
    • C08K3/20—Oxides; Hydroxides
    • C08K3/22—Oxides; Hydroxides of metals
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L23/00—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers
    • C08L23/02—Compositions of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Compositions of derivatives of such polymers not modified by chemical after-treatment
    • C08L23/04—Homopolymers or copolymers of ethene
    • C08L23/08—Copolymers of ethene
    • C08L23/0846—Copolymers of ethene with unsaturated hydrocarbons containing other atoms than carbon or hydrogen atoms
    • C08L23/0853—Vinylacetate
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2201/00—Foams characterised by the foaming process
    • C08J2201/02—Foams characterised by the foaming process characterised by mechanical pre- or post-treatments
    • C08J2201/026—Crosslinking before of after foaming
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2203/00—Foams characterized by the expanding agent
    • C08J2203/04—N2 releasing, ex azodicarbonamide or nitroso compound
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2205/00—Foams characterised by their properties
    • C08J2205/06—Flexible foams
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2307/00—Characterised by the use of natural rubber
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2323/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
    • C08J2323/02—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers not modified by chemical after treatment
    • C08J2323/04—Homopolymers or copolymers of ethene
    • C08J2323/08—Copolymers of ethene
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2331/00—Characterised by the use of copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an acyloxy radical of a saturated carboxylic acid, or carbonic acid, or of a haloformic acid
    • C08J2331/02—Characterised by the use of omopolymers or copolymers of esters of monocarboxylic acids
    • C08J2331/04—Homopolymers or copolymers of vinyl acetate
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2407/00—Characterised by the use of natural rubber
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2423/00—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers
    • C08J2423/02—Characterised by the use of homopolymers or copolymers of unsaturated aliphatic hydrocarbons having only one carbon-to-carbon double bond; Derivatives of such polymers not modified by chemical after treatment
    • C08J2423/04—Homopolymers or copolymers of ethene
    • C08J2423/08—Copolymers of ethene
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2431/00—Characterised by the use of copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by an acyloxy radical of a saturated carboxylic acid, or carbonic acid, or of a haloformic acid
    • C08J2431/02—Characterised by the use of omopolymers or copolymers of esters of monocarboxylic acids
    • C08J2431/04—Homopolymers or copolymers of vinyl acetate
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08J—WORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J2483/00—Characterised by the use of macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing silicon with or without sulfur, nitrogen, oxygen, or carbon only; Derivatives of such polymers
    • C08J2483/04—Polysiloxanes
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
    • C08K3/20—Oxides; Hydroxides
    • C08K3/22—Oxides; Hydroxides of metals
    • C08K2003/2296—Oxides; Hydroxides of metals of zinc
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K5/00—Use of organic ingredients
    • C08K5/04—Oxygen-containing compounds
    • C08K5/14—Peroxides

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)
  • Materials Engineering (AREA)
  • General Chemical & Material Sciences (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)

Abstract

a presente invenção refere-se a uma composição polimérica que pode incluir um polímero de etileno acetato de vinila (eva) sob uma quantidade que varia de 10 a 90 pcr (partes por cem de resina), uma composição elastomérica de eva sob uma quantidade que varia de 10 a 90 pcr; um plastificante sob uma quantidade que varia de 5 a 40 pcr; um agente de expansão em uma quantidade que varia de 2 a 10 pcr; e um peróxido em uma quantidade que varia de 0,3 a 4 pcr.
BR112022004447A 2019-09-11 2020-09-11 Espuma de eva muito macia e métodos da mesma BR112022004447A2 (pt)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201962898912P 2019-09-11 2019-09-11
PCT/IB2020/020052 WO2021048634A1 (en) 2019-09-11 2020-09-11 Very soft eva foam and methods thereof

Publications (1)

Publication Number Publication Date
BR112022004447A2 true BR112022004447A2 (pt) 2022-06-21

Family

ID=72644499

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112022004447A BR112022004447A2 (pt) 2019-09-11 2020-09-11 Espuma de eva muito macia e métodos da mesma

Country Status (6)

Country Link
US (1) US11780979B2 (pt)
EP (1) EP4028457A1 (pt)
CN (1) CN114514269A (pt)
BR (1) BR112022004447A2 (pt)
CA (1) CA3153787A1 (pt)
WO (1) WO2021048634A1 (pt)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11330849B2 (en) * 2020-09-01 2022-05-17 Gelmart Industries, Inc. Sustainable bra garment and improved bio-based pad portions
CN116323769A (zh) * 2020-10-02 2023-06-23 布拉斯科有限公司 超软eva泡沫制剂及相应方法
WO2022130027A1 (en) * 2020-12-18 2022-06-23 Braskem S.A. Polyethylene copolymers and terpolymers for shoes and methods thereof
US12016403B1 (en) 2023-11-09 2024-06-25 Gelmart Industries, Inc. Sustainable bra garment and improved bio-based open cell foam pad portions

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BR8101487A (pt) 1981-03-13 1982-10-26 Petroleo Brasileiro Sa Processo de desidratacao de um alcool de baixo peso molecular
FR2716450B1 (fr) 1994-02-21 1996-05-24 Rhone Poulenc Chimie Procédé de préparation d'acide acétique par oxydation ménagée de l'éthanol.
US7173070B2 (en) * 2001-02-23 2007-02-06 Phat Cushion Llc Foam cushion and method of making and using the same
BR112014004930B1 (pt) 2011-08-30 2020-02-18 Braskem S.A Processo para a produção de olefinas
BR102012025160B1 (pt) * 2012-10-02 2017-05-23 Braskem Sa composição elastomérica não expandida à base de polímero de etileno e acetato de vinila e uso da mesma para confecção de calçados
WO2016014230A1 (en) 2014-07-25 2016-01-28 Exxonmobil Chemical Patents Inc. Footwear compositions comprising propylene-based elastomers
WO2016094161A1 (en) 2014-12-09 2016-06-16 Arkema Inc. Compositions and methods for crosslinking polymers in the presence of atmospheric oxygen
AR110566A1 (es) 2016-12-21 2019-04-10 Braskem Sa Composiciones de etilvinilacetato modificado, películas y mezclas de polímeros producidas a partir de ellas
BR112020008824A2 (pt) 2017-11-05 2020-10-13 Braskem S.A. composição de espuma com propriedades aperfeiçoadas e aplicações da mesma
CN107722442A (zh) * 2017-11-06 2018-02-23 福建嘉怡塑胶有限公司 一种eva发泡组合物及其制备方法
WO2019111047A1 (en) 2017-12-04 2019-06-13 Braskem S.A. Polymeric compositions for footwear
US20190315949A1 (en) 2018-04-16 2019-10-17 Braskem S.A. Bio-based elastomeric eva compositions and articles and methods thereof
CN112204090B (zh) 2018-04-16 2024-03-15 布拉斯科有限公司 生物基eva组合物及其制品和方法
WO2019202406A1 (en) 2018-04-16 2019-10-24 Braskem S.A. Bio-based elastomeric eva compositions and articles and methods thereof

Also Published As

Publication number Publication date
CN114514269A (zh) 2022-05-17
US20210070956A1 (en) 2021-03-11
US11780979B2 (en) 2023-10-10
EP4028457A1 (en) 2022-07-20
WO2021048634A1 (en) 2021-03-18
CA3153787A1 (en) 2021-03-18

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