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MX2014011434A - Metodo para producir espumas rigidas de poliuretano y espumas rigidas de poliisocianurato. - Google Patents

Metodo para producir espumas rigidas de poliuretano y espumas rigidas de poliisocianurato.

Info

Publication number
MX2014011434A
MX2014011434A MX2014011434A MX2014011434A MX2014011434A MX 2014011434 A MX2014011434 A MX 2014011434A MX 2014011434 A MX2014011434 A MX 2014011434A MX 2014011434 A MX2014011434 A MX 2014011434A MX 2014011434 A MX2014011434 A MX 2014011434A
Authority
MX
Mexico
Prior art keywords
mol
rigid foams
derivatives
polyol
components
Prior art date
Application number
MX2014011434A
Other languages
English (en)
Other versions
MX364715B (es
Inventor
Gunnar Kampf
Original Assignee
Basf Se
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 Basf Se filed Critical Basf Se
Publication of MX2014011434A publication Critical patent/MX2014011434A/es
Publication of MX364715B publication Critical patent/MX364715B/es

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    • 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
    • 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
    • C08G18/4205—Polycondensates having carboxylic or carbonic ester groups in the main chain containing cyclic groups
    • C08G18/4208—Polycondensates having carboxylic or carbonic ester groups in the main chain containing cyclic groups containing aromatic groups
    • C08G18/4211—Polycondensates having carboxylic or carbonic ester groups in the main chain containing cyclic groups containing aromatic groups derived from aromatic dicarboxylic acids and dialcohols
    • C08G18/4219—Polycondensates having carboxylic or carbonic ester groups in the main chain containing cyclic groups containing aromatic groups derived from aromatic dicarboxylic acids and dialcohols from aromatic dicarboxylic acids and dialcohols in combination with polycarboxylic acids and/or polyhydroxy compounds which are at least trifunctional
    • 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
    • C08G18/4247—Polycondensates having carboxylic or carbonic ester groups in the main chain containing oxygen in the form of ether groups derived from polyols containing at least one ether group and polycarboxylic acids
    • C08G18/4252—Polycondensates having carboxylic or carbonic ester groups in the main chain containing oxygen in the form of ether groups derived from polyols containing at least one ether group and polycarboxylic acids derived from polyols containing polyether groups and polycarboxylic acids
    • 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
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    • 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
    • C08G18/4288—Polycondensates having carboxylic or carbonic ester groups in the main chain modified by higher fatty oils or their acids or by resin acids
    • 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
    • C08G18/4833—Polyethers containing oxyethylene units
    • 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
    • C08J9/0014—Use of organic additives
    • C08J9/0019—Use of organic additives halogenated
    • 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
    • C08J9/0014—Use of organic additives
    • C08J9/0038—Use of organic additives containing phosphorus
    • 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
    • C08J9/02—Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by the reacting monomers or modifying agents during the preparation or modification of macromolecules
    • 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
    • C08J9/08—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 carbon dioxide
    • 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
    • C08J9/12—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 physical blowing agent
    • C08J9/14—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 physical blowing agent organic
    • C08J9/141—Hydrocarbons
    • 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
    • C08K5/49—Phosphorus-containing compounds
    • C08K5/51—Phosphorus bound to oxygen
    • C08K5/52—Phosphorus bound to oxygen only
    • C08K5/521—Esters of phosphoric acids, e.g. of H3PO4
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/40—Layered products comprising a layer of synthetic resin comprising polyurethanes
    • 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
    • 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
    • C08G2110/0041—Foam properties having specified density
    • C08G2110/005—< 50kg/m3
    • 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
    • C08J2201/022—Foams characterised by the foaming process characterised by mechanical pre- or post-treatments premixing or pre-blending a part of the components of a foamable composition, e.g. premixing the polyol with the blowing agent, surfactant and catalyst and only adding the isocyanate at the time of 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
    • C08J2203/10—Water or water-releasing compounds
    • 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
    • C08J2203/12—Organic compounds only containing carbon, hydrogen and oxygen atoms, e.g. ketone or alcohol
    • 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
    • C08J2203/14—Saturated hydrocarbons, e.g. butane; Unspecified hydrocarbons
    • 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
    • C08J2375/00—Characterised by the use of polyureas or polyurethanes; Derivatives of such polymers
    • C08J2375/04—Polyurethanes
    • 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
    • C08K5/0008—Organic ingredients according to more than one of the "one dot" groups of C08K5/01 - C08K5/59
    • C08K5/0066—Flame-proofing or flame-retarding additives

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  • 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)
  • Oil, Petroleum & Natural Gas (AREA)
  • General Chemical & Material Sciences (AREA)
  • Polyurethanes Or Polyureas (AREA)

Abstract

La invención se refiere a un método para producir espumas rígidas de poliuretano o espumas rígidas de pollisocianurato al hacer reaccionar al menos un poliisocianato A), poliéter éster polioles b) basados en ácidos dicarboxílicos aromáticos, los cuales pueden ser obtenidos mediante esterificación de b1) 10 a 70% mol de una composición de ácido dicarboxílico, comprendiendo b11) 50 a 100% mol con base en la composición de ácido dicarboxílico, de uno o más ácidos dicarboxílicos aromáticos o derivados de los mismos, b12) 0 a 50% mol, con base en la composición de ácido dicarboxílico b1), de uno o más ácidos dicarboxílicos alifáticos o derivados de los mismos, b2) 2 a 30% mol de uno o más ácidos grasos y/o derivados de ácidos grasos, b3) 10 a 79% mol de uno o más dioles alifáticos o cicloalifáticos con 2 a 18 átomos de carbono o alcoxilados de los mismos, b4) 2 a 50% mol de un poliéter poliol teniendo una funcionalidad mayor que o igual a 2, producida por alcoxilación de un poliol teniendo una funcionalidad mayor que o igual a 2 en la presencia de una amina como un catalizador, opcionalmente poliéster polioles adicionales C), los cuales son diferentes de aquél de componentes B), y al menos un poliéter poliol D), en donde la proporción de masa de la suma de los componentes B) y opcionalmente C) a componente D) es al menos 7. La invención también se refiere a las espumas duras resultantes y al uso de las mismas para la producción de elementos de emparedado con capas de cubiertas flxeibles o rígidas. La invención se refiere además a los componentes de polioles subyacentes.
MX2014011434A 2012-03-23 2013-03-19 Procedimiento para la preparacion de espumas duras de poliuretano y espumas duras de poliisocianurato. MX364715B (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
EP12160963 2012-03-23
PCT/EP2013/055675 WO2013139781A1 (de) 2012-03-23 2013-03-19 Verfahren zur herstellung von polyurethan-hartschäumen und polyisocyanurat-hartschäumen

Publications (2)

Publication Number Publication Date
MX2014011434A true MX2014011434A (es) 2015-04-14
MX364715B MX364715B (es) 2019-05-06

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
MX2014011434A MX364715B (es) 2012-03-23 2013-03-19 Procedimiento para la preparacion de espumas duras de poliuretano y espumas duras de poliisocianurato.

Country Status (13)

Country Link
EP (1) EP2828309B1 (es)
JP (1) JP6227624B2 (es)
KR (1) KR102058227B1 (es)
CN (1) CN104204016B (es)
AU (1) AU2013237561B2 (es)
BR (1) BR112014022421B1 (es)
CA (1) CA2868194A1 (es)
EA (1) EA201491634A1 (es)
ES (1) ES2704402T3 (es)
MX (1) MX364715B (es)
PL (1) PL2828309T3 (es)
TW (1) TW201343700A (es)
WO (1) WO2013139781A1 (es)

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ES2932186T3 (es) * 2015-06-18 2023-01-16 Basf Se Procedimiento para la fabricación de espumas rígidas de poliuretano
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KR102776467B1 (ko) 2018-04-10 2025-03-06 스테판 컴파니 폴리올 블렌드 및 개선된 저온 ｒ－값을 갖는 경질 폼
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KR20240090526A (ko) 2021-10-18 2024-06-21 바스프 에스이 방향족 폴리에스테르 폴리올 및 에틸렌 옥시드계 폴리에테르 폴리올을 기초로 하는 개선된 경질 폴리이소시아누레이트 폼의 제조 방법
JP2025514648A (ja) 2022-04-04 2025-05-09 ビーエーエスエフ ソシエタス・ヨーロピア ポリウレタン硬質フォームからリンエステル系難燃剤を回収するためのバリューチェーン復帰プロセス
WO2024094788A1 (en) 2022-11-03 2024-05-10 Basf Se Value chain return process for the recovery of not bonded additives by extraction from polyurethane or polyisocyanurate rigid foams and depolymerization of the polyurethane rigid foams
WO2024094787A1 (en) 2022-11-03 2024-05-10 Basf Se Value chain return process for the recovery and of polymeric methylene phenylene amine (pmda) as its hci salt from the depolymerization of spend polyurethane and polyisocyanurate rigid foams
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WO2025016952A1 (en) 2023-07-14 2025-01-23 Basf Se Method and system for classifying polyurethane objects from a waste stream
WO2025016903A1 (en) 2023-07-14 2025-01-23 Basf Se Recovery of polyesterols from polyesterol-based polyurethanes via hydrolysis and re-condensation
CN121443433A (zh) 2023-07-14 2026-01-30 巴斯夫欧洲公司 用于预处理泡沫混合物以进料再循环过程的反应器以回收原材料的方法和预处理布置及相应的计算机程序
WO2025016927A1 (en) 2023-07-14 2025-01-23 Basf Se Method for selecting, from a foam mix comprising one or more foam pieces, target foam pieces, method and pre-processing arrangement for pre-processing a foam mix for feeding a reactor of a recycling process and respective computer program
WO2025016900A1 (en) 2023-07-14 2025-01-23 Basf Se Process for recycling polyurethane waste through remonomerization by hydro ammonolysis
WO2025016860A1 (en) 2023-07-14 2025-01-23 Basf Se Process for recycling polyurethane foams
WO2025016934A1 (en) 2023-07-14 2025-01-23 Basf Se Recycling of pu-softfoams with graft polyol content
EP4491364A1 (en) 2023-07-14 2025-01-15 Basf Se Method and pre-processing arrangement for pre-processing a foam mix for feeding a reactor
WO2025016920A1 (en) 2023-07-14 2025-01-23 Basf Se Process for autocatalytic hydroglycolytic or hydrolytic cleavage of waste streams containing polyurethane
WO2025190721A1 (en) 2024-03-13 2025-09-18 Basf Se Method for recycling a polymer material from a vehicle scrap material
WO2025190718A1 (en) 2024-03-13 2025-09-18 Basf Se Method for selecting target foam pieces from a vehicle scrap material
WO2025190719A1 (en) 2024-03-13 2025-09-18 Basf Se Method for selecting and pre-processing target foam elements from a vehicle scrap material
WO2025262151A2 (en) 2024-06-19 2025-12-26 Basf Se Process for recycling polyurethane waste through remonomerization by hydroaminolysis
EP4674883A1 (de) * 2024-07-01 2026-01-07 Basf Se Herstellung von halogenfrei flammgeschützten polyurethan-hartschäumen und polyisocyanurat-hartschäumen
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EP2828309A1 (de) 2015-01-28
AU2013237561A1 (en) 2014-10-09
MX364715B (es) 2019-05-06
CN104204016A (zh) 2014-12-10
AU2013237561B2 (en) 2016-04-28
KR20140139061A (ko) 2014-12-04
KR102058227B1 (ko) 2019-12-20
CN104204016B (zh) 2017-06-20
JP2015512453A (ja) 2015-04-27
TW201343700A (zh) 2013-11-01
EA201491634A1 (ru) 2015-02-27
CA2868194A1 (en) 2013-09-26
EP2828309B1 (de) 2018-10-10
WO2013139781A1 (de) 2013-09-26
JP6227624B2 (ja) 2017-11-08
PL2828309T3 (pl) 2019-03-29

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