ES2161747T3 - Procedimiento de preparacion de poliimidas o de sus hidrolizados polipeptidicos biodegradables. - Google Patents

Procedimiento de preparacion de poliimidas o de sus hidrolizados polipeptidicos biodegradables.

Info

Publication number
ES2161747T3
ES2161747T3 ES94402444T ES94402444T ES2161747T3 ES 2161747 T3 ES2161747 T3 ES 2161747T3 ES 94402444 T ES94402444 T ES 94402444T ES 94402444 T ES94402444 T ES 94402444T ES 2161747 T3 ES2161747 T3 ES 2161747T3
Authority
ES
Spain
Prior art keywords
acids
acid
amino acid
salts
precursors
Prior art date
Legal status (The legal status 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 status listed.)
Expired - Lifetime
Application number
ES94402444T
Other languages
English (en)
Inventor
Jean-Marie Bernard
Arnaud Ponce
Jean-Luc Lepage
Florence Tournilhac
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Rhodia Chimie SAS
Original Assignee
Rhodia Chimie SAS
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
Priority claimed from FR9314043A external-priority patent/FR2712896B1/fr
Priority claimed from FR9314042A external-priority patent/FR2712892B1/fr
Application filed by Rhodia Chimie SAS filed Critical Rhodia Chimie SAS
Application granted granted Critical
Publication of ES2161747T3 publication Critical patent/ES2161747T3/es
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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
    • C08G73/00—Macromolecular compounds obtained by reactions forming a linkage containing nitrogen with or without oxygen or carbon in the main chain of the macromolecule, not provided for in groups C08G12/00 - C08G71/00
    • C08G73/06—Polycondensates having nitrogen-containing heterocyclic rings in the main chain of the macromolecule
    • C08G73/10—Polyimides; Polyester-imides; Polyamide-imides; Polyamide acids or similar polyimide precursors
    • C08G73/14—Polyamide-imides
    • 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
    • C08G73/00—Macromolecular compounds obtained by reactions forming a linkage containing nitrogen with or without oxygen or carbon in the main chain of the macromolecule, not provided for in groups C08G12/00 - C08G71/00
    • C08G73/06—Polycondensates having nitrogen-containing heterocyclic rings in the main chain of the macromolecule
    • C08G73/10—Polyimides; Polyester-imides; Polyamide-imides; Polyamide acids or similar polyimide precursors
    • C08G73/1003—Preparatory processes
    • C08G73/1007—Preparatory processes from tetracarboxylic acids or derivatives and diamines
    • C08G73/1021—Preparatory processes from tetracarboxylic acids or derivatives and diamines characterised by the catalyst used
    • 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
    • C08G69/00—Macromolecular compounds obtained by reactions forming a carboxylic amide link in the main chain of the macromolecule
    • C08G69/02—Polyamides derived from amino-carboxylic acids or from polyamines and polycarboxylic acids
    • C08G69/08—Polyamides derived from amino-carboxylic acids or from polyamines and polycarboxylic acids derived from amino-carboxylic acids
    • C08G69/10—Alpha-amino-carboxylic 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
    • C08G69/00—Macromolecular compounds obtained by reactions forming a carboxylic amide link in the main chain of the macromolecule
    • C08G69/02—Polyamides derived from amino-carboxylic acids or from polyamines and polycarboxylic acids
    • C08G69/26—Polyamides derived from amino-carboxylic acids or from polyamines and polycarboxylic acids derived from polyamines and polycarboxylic acids
    • C08G69/32—Polyamides derived from amino-carboxylic acids or from polyamines and polycarboxylic acids derived from polyamines and polycarboxylic acids from aromatic diamines and aromatic dicarboxylic acids with both amino and carboxylic groups aromatically bound
    • 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
    • C08G73/00—Macromolecular compounds obtained by reactions forming a linkage containing nitrogen with or without oxygen or carbon in the main chain of the macromolecule, not provided for in groups C08G12/00 - C08G71/00
    • C08G73/06—Polycondensates having nitrogen-containing heterocyclic rings in the main chain of the macromolecule
    • C08G73/0605—Polycondensates containing five-membered rings, not condensed with other rings, with nitrogen atoms as the only ring hetero atoms
    • C08G73/0611—Polycondensates containing five-membered rings, not condensed with other rings, with nitrogen atoms as the only ring hetero atoms with only one nitrogen atom in the ring, e.g. polypyrroles
    • 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
    • C08G73/00—Macromolecular compounds obtained by reactions forming a linkage containing nitrogen with or without oxygen or carbon in the main chain of the macromolecule, not provided for in groups C08G12/00 - C08G71/00
    • C08G73/06—Polycondensates having nitrogen-containing heterocyclic rings in the main chain of the macromolecule
    • C08G73/10—Polyimides; Polyester-imides; Polyamide-imides; Polyamide acids or similar polyimide precursors
    • C08G73/1003—Preparatory processes
    • C08G73/1007—Preparatory processes from tetracarboxylic acids or derivatives and diamines
    • C08G73/1028—Preparatory processes from tetracarboxylic acids or derivatives and diamines characterised by the process itself, e.g. steps, continuous
    • 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
    • C08G73/00—Macromolecular compounds obtained by reactions forming a linkage containing nitrogen with or without oxygen or carbon in the main chain of the macromolecule, not provided for in groups C08G12/00 - C08G71/00
    • C08G73/06—Polycondensates having nitrogen-containing heterocyclic rings in the main chain of the macromolecule
    • C08G73/10—Polyimides; Polyester-imides; Polyamide-imides; Polyamide acids or similar polyimide precursors
    • C08G73/1092—Polysuccinimides
    • C—CHEMISTRY; METALLURGY
    • C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11D—DETERGENT COMPOSITIONS; USE OF SINGLE SUBSTANCES AS DETERGENTS; SOAP OR SOAP-MAKING; RESIN SOAPS; RECOVERY OF GLYCEROL
    • C11D3/00—Other compounding ingredients of detergent compositions covered in group C11D1/00
    • C11D3/16—Organic compounds
    • C11D3/37—Polymers
    • C11D3/3703—Macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
    • C11D3/3719—Polyamides or polyimides

Abstract

PROCESO DE PREPARACION DE POLIIMIDAS O DE SUS HIDROLIZADOS POLIPEPTIDICOS DE BIODEGRADABILIDAD DE AL MENOS 80%, POR POLICONDENSACION TERMICA DE AL MENOS UN AMINOACIDO, Y A CONTINUACION EVENTUALMENTE HIDROLISIS, REALIZANDOSE LA ETAPA DE POLICONDENSACION TERMICA EN PRESENCIA DE AL MENOS UN CATALIZADOR ACIDO", ELEGIDO ENTRE: - LOS ACIDOS SULFURICOS, NITRICO, FOSOFOROSO, SULFUROSO, FLUORHIDRICO, SILICICO, SULFONICO, LOS ACIDOS SULFONICOS ORGANICOS QUE CONTIENEN MENOS DE 50 ATOMOS DE CARBONO, LOS AMINOACIDOS QUE LLEVAN UNA FUNCION ACIDO FUERTE NO CARBOXILICO, PRESENTANDO LOS ACIDOS FOSFONICOS ORGANICOS Y LOS ACIDOS ORGANICOS CARBOXILICOS UN PKA INFERIOR O IGUAL A 5, PREFERENTEMENTE INFERIOR O IGUAL A 3; - LOS PRECURSORES DE ESTOS ACIDOS; - LAS SALES DE ESTOS ACIDOS Y DE UN AMINOACIDO IGUAL O DIFERENTE DEL O DE LOS APLICADOS; - LAS SALES DE ESTOS ACIDOS Y DE UN POLIIMIDA DERIVADO DE LA POLICONDENSACION DE AL MENOS UN AMINOACIDO IGUAL O DIFERENTE DE O DE LOS APLICADOS; - EL ACIDO CLORHIDRICO Y SUSPRECURSORES, LAS SALES DEL ACIDO CLORHIDRICO Y DE UN AMINOACIDO IGUAL O DIFERENTE DEL O DE LOS APLICADOS, CUANDO EL AMINOACIDO A POLICONDENSAR ES DISTINTO DEL ACIDO GLUTAMICO; - LAS SALES DEL ACIDO CLORHIDRICO Y DE UN POLIIMIDA DERIVADO DE LA POLICONDENACION DE AL MENOS UN AMINOACIDO IGUAL A O DIFERENTE DEL O DE LOS APLICADOS; - LAS SALES ACIDAS DE LOS ACIDOS FOSFORICO, FOSFORICO O FOSFOROSO O SUS PRECURSORES; - LOS PRECURSORES DE ACIDO FOSFORICO DISTINTOS DEL ANHIDRICO FOSFORICO O LOS ACIDOS POLIFOSFORICOS; - Y LOS ACIDOS DE LEWIS; SEGUN UNA RELACION MOLAR "CATALIZADOR ACIDO" / AMINOACIDO DE AL MENOS 0,001. UTILIZACION DE LOS POLIIMIDAS O DE LOS HIDROLIZADOS POLIPEPTIDICOS ASI OBTENIDOS EN COMPOSICIONES DETERGENTES, Y COMPOSICIONES DETERGENTES QUE CONTIENEN DICHOS POLIIMIDAS O HIDROLIZADOS.
ES94402444T 1993-11-24 1994-10-28 Procedimiento de preparacion de poliimidas o de sus hidrolizados polipeptidicos biodegradables. Expired - Lifetime ES2161747T3 (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR9314043A FR2712896B1 (fr) 1993-11-24 1993-11-24 Composition détergente contenant un polyimide biodégradable ou un hydrolysat dudit polyimide.
FR9314042A FR2712892B1 (fr) 1993-11-24 1993-11-24 Procédé de préparation de polyimides ou de leurs hydrolysats biodégradables.

Publications (1)

Publication Number Publication Date
ES2161747T3 true ES2161747T3 (es) 2001-12-16

Family

ID=26230752

Family Applications (1)

Application Number Title Priority Date Filing Date
ES94402444T Expired - Lifetime ES2161747T3 (es) 1993-11-24 1994-10-28 Procedimiento de preparacion de poliimidas o de sus hidrolizados polipeptidicos biodegradables.

Country Status (15)

Country Link
US (1) US5688902A (es)
EP (1) EP0659875B1 (es)
JP (1) JP2837818B2 (es)
KR (1) KR100201264B1 (es)
CN (1) CN1042943C (es)
AT (1) ATE204015T1 (es)
AU (1) AU686665B2 (es)
BR (1) BR9404706A (es)
CA (1) CA2136517C (es)
DE (1) DE69427895T2 (es)
ES (1) ES2161747T3 (es)
NO (1) NO308541B1 (es)
NZ (1) NZ264891A (es)
RU (1) RU2116321C1 (es)
TW (1) TW348183B (es)

Families Citing this family (21)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4428639A1 (de) * 1994-08-12 1996-02-15 Basf Ag Verfahren zur Herstellung von Polyasparaginsäure
JPH08239468A (ja) * 1995-03-02 1996-09-17 Mitsubishi Chem Corp 無水ポリアスパラギン酸の製造方法
DE19822604A1 (de) 1998-05-20 1999-11-25 Goldschmidt Ag Th Kondensationsprodukte enthaltend polyethermodifizierte Monoester und/oder -amide alpha, beta-ungesättigter Dicarbonsäuren, ihre Herstellung und Verwendung
DE19822603A1 (de) 1998-05-20 1999-11-25 Goldschmidt Ag Th Pigmentpasten enthaltend hydrophob modifizierte Polyasparaginsäurederivate
DE19822600C2 (de) 1998-05-20 2003-08-21 Goldschmidt Ag Th Copolymere, hydrophob modifizierte Polyasparaginsäureester mit erhöhter Molekularmasse
DE60027833T2 (de) 1999-09-10 2007-04-26 Nippon Shokubai Co., Ltd. Verfahren zur Herstellung von Polyasparaginsäure
JP4375533B2 (ja) * 2003-06-26 2009-12-02 三菱瓦斯化学株式会社 溶媒可溶性ポリイミドの製造方法
WO2006093027A1 (ja) 2005-02-28 2006-09-08 Kaneka Corporation ポリイミドフィルムの製造方法
MX307780B (es) * 2007-11-09 2013-03-08 Procter & Gamble Composiciones de limpieza que comprenden un sistema multipolimerico que comprende por lo menos un polimero alcoxilado limpiador de grasa.
MX2011000098A (es) 2008-07-03 2011-02-25 Monsanto Technology Llc Combinaciones de agentes tensoactivos de sacaridos derivatizados y agentes tensoactivos de oxido de eteramina como adyuvantes de herbicidas.
CN102532561B (zh) * 2011-12-19 2013-12-04 四川达威科技股份有限公司 改性酪素、皮革涂饰剂及其制备方法
US9127127B2 (en) 2012-10-03 2015-09-08 Sabic Global Technologies B.V. Polyetherimide compositions, methods of manufacture, and articles formed therefrom
KR20160058139A (ko) * 2013-09-16 2016-05-24 바스프 에스이 폴리아스파르트산의 제조 방법
JP2016536430A (ja) * 2013-09-16 2016-11-24 ビーエーエスエフ ソシエタス・ヨーロピアＢａｓｆ Ｓｅ 食器洗浄用洗剤での変性ポリアスパラギン酸の使用方法
EP3046948B1 (de) * 2013-09-16 2018-11-14 Basf Se Modifizierte polyasparaginsäuren, ihre herstellung und ihre verwendung als dispergiermittel und belagsinhibitoren in wasch-, spül- und reinigungsmittelzusammensetzungen und in der wasserbehandlung
US10676571B2 (en) 2013-12-02 2020-06-09 Sabic Global Technologies B.V. Polyetherimides with improved melt stability
JP6907115B2 (ja) * 2014-12-12 2021-07-21 ビーエイエスエフ・ソシエタス・エウロパエアＢａｓｆ Ｓｅ 予備縮合物を用いてポリアスパラギン酸を製造する方法
KR102529151B1 (ko) * 2016-01-27 2023-05-08 삼성전자주식회사 폴리이미드 또는 폴리(아미드-이미드) 코폴리머를 포함하는 성형품 제조용 조성물, 상기 조성물로부터 얻어지는 성형품, 및 상기 성형품을 포함하는 디스플레이 장치
CN109420989A (zh) * 2017-08-31 2019-03-05 上海桐钰电力科技有限公司 一种树脂金刚石砂轮及其制备方法
EP3788125B1 (en) 2018-05-02 2024-03-13 Basf Se Dishwashing detergent formulations comprising polyaspartic acid and graft polymers based on oligo- and polysaccharides as film inhibiting additives
CN113331460A (zh) * 2021-07-12 2021-09-03 云南中烟工业有限责任公司 一种美拉德中间体及用于烟草加香的用途

Family Cites Families (20)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE402363C (de) * 1922-05-06 1924-09-15 Siemens Schuckertwerke G M B H Einrichtung zum Befestigen von beliebigen Apparaten an genieteten Eisentraegern
US3052655A (en) * 1958-08-01 1962-09-04 Sidney W Fox Thermal polymerization of amino acid mixtures containing aspartic acid or a thermal precursor of aspartic acid
IT1045109B (it) * 1969-07-03 1980-05-10 Inst Sieroterapico E Vaccino G Foli idrossi etil asparagina e metodo per la sua produzione
US3927204A (en) * 1969-07-03 1975-12-16 Sclavo Inst Sieroterapeut Use of {60 ,{62 -poly-(aspartic acid)-hydroxyalkylamides as a plasma expander
DE2461350C2 (de) * 1974-12-24 1984-02-09 Institut elementoorganičeskich soedinenij Akademii Nauk SSSR, Moskva Verfahren zur Herstellung von Polyimiden
JPS5518474A (en) * 1978-07-28 1980-02-08 Rin Kagaku Kogyo Kk Production of polyaminoacid
EP0130935B1 (fr) * 1983-07-01 1987-04-15 Battelle Memorial Institute Polypeptide biodégradable et son utilisation pour le relargage progressif de médicaments
JPS60203636A (ja) * 1984-03-28 1985-10-15 Fuso Kagaku Kogyo Kk コポリアミノ酸の製造法
CH667874A5 (fr) * 1985-12-19 1988-11-15 Battelle Memorial Institute Polypeptide synthetique biodegradable et son utilisation pour la preparation de medicaments.
US5219986A (en) * 1989-10-13 1993-06-15 Cygnus Corporation Polyanhydroaspartic acid and method of dry manufacture of polymers
IT1240684B (it) * 1990-04-26 1993-12-17 Tecnopart Srl Poliamminoacidi quali builders per formulazioni detergenti
DE4023463C2 (de) 1990-07-24 1999-05-27 Roehm Gmbh Verfahren zur Molekulargewichtserhöhung bei der Herstellung von Polysuccinimid
US5221733A (en) * 1991-02-22 1993-06-22 Donlar Corporation Manufacture of polyaspartic acids
FR2675153B1 (fr) * 1991-04-15 1994-07-22 Rhone Poulenc Chimie Composition detergente contenant un biopolymere polyimide hydrolysable en milieu lessiviel.
US5319145A (en) * 1992-07-10 1994-06-07 Rohm And Haas Company Method for preparing polysuccinimides with a rotary tray dryer
ATE171715T1 (de) * 1993-04-23 1998-10-15 Rhodia Chimie Sa Polyanhydroasparaginsäure und seine bioabbaubaren hydrolyseprodukte
US5484945A (en) * 1993-08-24 1996-01-16 Mitsui Toatsu Chemicals, Inc. Preparation process of polysuccinimide
JP3056379B2 (ja) * 1993-08-24 2000-06-26 三井化学株式会社 ポリこはく酸イミドの製造方法
CA2132112A1 (en) * 1993-09-21 1995-03-22 David Elliott Adler Acid catalyzed process for preparing amino acid polymers
US5457176A (en) * 1993-09-21 1995-10-10 Rohm And Haas Company Acid catalyzed process for preparing amino acid polymers

Also Published As

Publication number Publication date
NO308541B1 (no) 2000-09-25
AU7769094A (en) 1995-06-01
US5688902A (en) 1997-11-18
EP0659875B1 (fr) 2001-08-08
DE69427895T2 (de) 2002-04-11
CN1042943C (zh) 1999-04-14
KR950014182A (ko) 1995-06-15
CA2136517A1 (fr) 1995-05-25
RU2116321C1 (ru) 1998-07-27
EP0659875A2 (fr) 1995-06-28
JP2837818B2 (ja) 1998-12-16
NO944483L (no) 1995-05-26
RU94041189A (ru) 1996-07-10
BR9404706A (pt) 1995-07-18
NZ264891A (en) 1996-05-28
EP0659875A3 (fr) 1995-12-06
AU686665B2 (en) 1998-02-12
JPH07196796A (ja) 1995-08-01
TW348183B (en) 1998-12-21
ATE204015T1 (de) 2001-08-15
CN1107167A (zh) 1995-08-23
KR100201264B1 (ko) 1999-06-15
NO944483D0 (no) 1994-11-23
DE69427895D1 (de) 2001-09-13
CA2136517C (fr) 2002-03-19

Similar Documents

Publication Publication Date Title
ES2161747T3 (es) Procedimiento de preparacion de poliimidas o de sus hidrolizados polipeptidicos biodegradables.
KR940005714A (ko) 로타리 트레이 건조기를 이용한 폴리숙신이미드류의 제조방법
DE59407107D1 (de) Verwendung von Polyasparaginsäure in Waschmittel
CA2268127A1 (en) Method for solid phase polymerization
KR960004401A (ko) 부분적인 결정 또는 비결정의, 열가소적으로 가공가능한, 부분적인 방향족 폴리아미드 또는 코폴리아미드의 예비응축물을 제조하는 방법
KR860006497A (ko) 헥사메틸렌 디아민, 아프디산, 임의로 하나 이상의 기타 단쇄형 디카르복실산 및 2량체산을 주재로 한 코폴리아미드의 제조 방법
ES2102600T3 (es) Procedimiento para preparar polisuccinimidas a partir de acido aspartico.
DE69331314D1 (de) Verfahren zur Herstellung von N-Phosphonomethyliminodiessigsäure
KR960014153A (ko) 아미노산의 중축합물 및 이의 생분해성 폴리펩티드 가수분해물의 제조 방법 및 세제 조성물에서의 이의 용도.
EP0099997B1 (en) Process for producing aromatic polyamide
JPH0841196A (ja) α，ω−ジニトリルに基づくポリアミドの製造方法
DE69202062T2 (de) Verfahren zur Herstellung von Diphosphonsäuren und Salzen davon.
AU712263B2 (en) Preparation of anhydropolyamino acids
BR9917021A (pt) Processo para produção de poliamida
ES386047A1 (es) Procedimiento para la obtencion de la poliamida 66 modifi- cada de superior contenido de grupos aminicos.
ATE25848T1 (de) Verfahren zur herstellung von hydroxy-methylendiphosphons|urederivaten.
KR850005447A (ko) N-포스포노메틸글리신의 제법

Legal Events

Date Code Title Description
FG2A Definitive protection

Ref document number: 659875

Country of ref document: ES