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1. WO2007145195 - CATALYSEUR D'ACIDE ORGANIQUE POUR LA SYNTHÈSE D'ACIDE POLYLACTIQUE

Numéro de publication WO/2007/145195
Date de publication 21.12.2007
N° de la demande internationale PCT/JP2007/061784
Date du dépôt international 12.06.2007
CIB
C08G 63/87 2006.01
CCHIMIE; MÉTALLURGIE
08COMPOSÉS MACROMOLÉCULAIRES ORGANIQUES; LEUR PRÉPARATION OU LEUR MISE EN UVRE CHIMIQUE; COMPOSITIONS À BASE DE COMPOSÉS MACROMOLÉCULAIRES
GCOMPOSÉS MACROMOLÉCULAIRES OBTENUS PAR DES RÉACTIONS AUTRES QUE CELLES FAISANT INTERVENIR UNIQUEMENT DES LIAISONS NON SATURÉES CARBONE-CARBONE
63Composés macromoléculaires obtenus par des réactions créant une liaison ester carboxylique dans la chaîne principale de la macromolécule
78Procédés de préparation
82caractérisés par le catalyseur utilisé
87Non-métaux ou leurs inter-composés
CPC
C07C 211/52
CCHEMISTRY; METALLURGY
07ORGANIC CHEMISTRY
CACYCLIC OR CARBOCYCLIC COMPOUNDS
211Compounds containing amino groups bound to a carbon skeleton
43having amino groups bound to carbon atoms of six-membered aromatic rings of the carbon skeleton
44having amino groups bound to only one six-membered aromatic ring
52the carbon skeleton being further substituted by halogen atoms or by nitro or nitroso groups
C07C 309/06
CCHEMISTRY; METALLURGY
07ORGANIC CHEMISTRY
CACYCLIC OR CARBOCYCLIC COMPOUNDS
309Sulfonic acids; Halides, esters, or anhydrides thereof
01Sulfonic acids
02having sulfo groups bound to acyclic carbon atoms
03of an acyclic saturated carbon skeleton
06containing halogen atoms, or nitro or nitroso groups bound to the carbon skeleton
C07D 213/18
CCHEMISTRY; METALLURGY
07ORGANIC CHEMISTRY
DHETEROCYCLIC COMPOUNDS
213Heterocyclic compounds containing six-membered rings, not condensed with other rings, with one nitrogen atom as the only ring hetero atom and three or more double bonds between ring members or between ring members and non-ring members
02having three double bonds between ring members or between ring members and non-ring members
04having no bond between the ring nitrogen atom and a non-ring member or having only hydrogen or carbon atoms directly attached to the ring nitrogen atom
06containing only hydrogen and carbon atoms in addition to the ring nitrogen atom
16containing only one pyridine ring
18Salts thereof
C07D 233/58
CCHEMISTRY; METALLURGY
07ORGANIC CHEMISTRY
DHETEROCYCLIC COMPOUNDS
233Heterocyclic compounds containing 1,3-diazole or hydrogenated 1,3-diazole rings, not condensed with other rings
54having two double bonds between ring members or between ring members and non-ring members
56with only hydrogen atoms or radicals containing only hydrogen and carbon atoms, attached to ring carbon atoms
58with only hydrogen atoms or radicals containing only hydrogen and carbon atoms, attached to ring nitrogen atoms
C08G 63/823
CCHEMISTRY; METALLURGY
08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
GMACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
63Macromolecular compounds obtained by reactions forming a carboxylic ester link in the main chain of the macromolecule
78Preparation processes
82characterised by the catalyst used
823for the preparation of polylactones or polylactides
Déposants
  • 国立大学法人京都工芸繊維大学 NATIONAL UNIVERSITY CORPORATION KYOTO INSTITUTE OF TECHNOLOGY [JP/JP]; 〒6068585 京都府京都市左京区松ヶ崎橋上町1番地 Kyoto 1, Matsugasaki Hashikami-cho, Sakyo-ku, Kyoto-shi Kyoto 6068585, JP (AllExceptUS)
  • 安孫子 淳 ABIKO, Atsushi [JP/JP]; JP (UsOnly)
  • 岩橋 寿子 IWAHASHI, Hisako [JP/JP]; JP (UsOnly)
Inventeurs
  • 安孫子 淳 ABIKO, Atsushi; JP
  • 岩橋 寿子 IWAHASHI, Hisako; JP
Mandataires
  • 田中 光雄 TANAKA, Mitsuo; 〒5400001 大阪府大阪市中央区城見1丁目3番7号IMPビル 青山特許事務所 Osaka AOYAMA & PARTNERS, IMP Building, 3-7, Shiromi 1-chome, Chuo-ku, Osaka-shi, Osaka 5400001, JP
Données relatives à la priorité
2006-16599115.06.2006JP
Langue de publication japonais (JA)
Langue de dépôt japonais (JA)
États désignés
Titre
(EN) ORGANIC ACID CATALYST FOR POLYLACTIC ACID SYNTHESIS
(FR) CATALYSEUR D'ACIDE ORGANIQUE POUR LA SYNTHÈSE D'ACIDE POLYLACTIQUE
(JA) ポリ乳酸合成のための有機酸系触媒
Abrégé
(EN)
Disclosed is a novel organic acid catalyst which enables to synthesize a polyhydroxycarboxylic acid by direct dehydration polycondensation of a hydroxycarboxylic acid such as L-lactic acid. Specifically disclosed is an organic acid catalyst for synthesizing a polyhydroxycarboxylic acid such as a poly-L-lactic acid, which catalyst is composed of an amine salt of a sulfonic acid or a phosphine salt of a sulfonic acid.
(FR)
La présente invention concerne un catalyseur d'acide organique innovant qui permet de synthétiser un acide polyhydroxycarboxylique par polydéhydro-condensation directe d'un acide hydroxycarboxylique tel que l'acide L-lactique. L'invention concerne spécifiquement un catalyseur d'acide organique qui permet de synthétiser un acide polyhydroxycarboxylique tel qu'un acide poly-L-lactique, ledit catalyseur étant composé d'un sel d'amine d'un acide sulfonique ou d'un sel de phosphine d'un acide sulfonique.
(JA)
 L-乳酸等のヒドロキシカルボン酸の直接脱水重縮合によりポリヒドロキシカルボン酸を合成可能な新規な有機酸系触媒を提供すること。  スルホン酸のアミン塩あるいはスルホン酸のホスフィン塩からなるポリ-L-乳酸等のポリヒドロキシカルボン酸を合成するための有機酸系触媒。
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