MX2007004991A - Poliuretanos hechos de acidos grasos conteniendo hidroxi-metilo o esteres de alquilo de tales acidos grasos. - Google Patents

Poliuretanos hechos de acidos grasos conteniendo hidroxi-metilo o esteres de alquilo de tales acidos grasos.

Info

Publication number
MX2007004991A
MX2007004991A MX2007004991A MX2007004991A MX2007004991A MX 2007004991 A MX2007004991 A MX 2007004991A MX 2007004991 A MX2007004991 A MX 2007004991A MX 2007004991 A MX2007004991 A MX 2007004991A MX 2007004991 A MX2007004991 A MX 2007004991A
Authority
MX
Mexico
Prior art keywords
fatty acids
ester
fatty acid
hydroxy
containing fatty
Prior art date
Application number
MX2007004991A
Other languages
English (en)
Spanish (es)
Inventor
Hanno R Van Der Wal
Camiel F Bartelink
Original Assignee
Dow Global Technologies Inc
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 Dow Global Technologies Inc filed Critical Dow Global Technologies Inc
Publication of MX2007004991A publication Critical patent/MX2007004991A/es

Links

Classifications

    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08GMACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00Polymeric products of isocyanates or isothiocyanates
    • C08G18/06Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/28Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
    • C08G18/30Low-molecular-weight compounds
    • C08G18/36Hydroxylated esters of higher fatty acids
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08GMACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00Polymeric products of isocyanates or isothiocyanates
    • C08G18/06Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/08Processes
    • C08G18/16Catalysts
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08GMACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00Polymeric products of isocyanates or isothiocyanates
    • C08G18/06Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/28Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
    • C08G18/40High-molecular-weight compounds
    • C08G18/42Polycondensates having carboxylic or carbonic ester groups in the main chain
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08GMACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00Polymeric products of isocyanates or isothiocyanates
    • C08G18/06Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/28Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
    • C08G18/40High-molecular-weight compounds
    • C08G18/42Polycondensates having carboxylic or carbonic ester groups in the main chain
    • C08G18/4288Polycondensates having carboxylic or carbonic ester groups in the main chain modified by higher fatty oils or their acids or by resin acids
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08JWORKING-UP; GENERAL PROCESSES OF COMPOUNDING; AFTER-TREATMENT NOT COVERED BY SUBCLASSES C08B, C08C, C08F, C08G or C08H
    • C08J9/00Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08GMACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G2110/00Foam properties
    • C08G2110/0083Foam properties prepared using water as the sole blowing agent

Landscapes

  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Organic Chemistry (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Polyurethanes Or Polyureas (AREA)
MX2007004991A 2004-10-25 2005-10-24 Poliuretanos hechos de acidos grasos conteniendo hidroxi-metilo o esteres de alquilo de tales acidos grasos. MX2007004991A (es)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US62222004P 2004-10-25 2004-10-25
PCT/US2005/038217 WO2006047433A1 (en) 2004-10-25 2005-10-24 Polyurethanes made from hydroxy-methyl containing fatty acids or alkyl esters of such fatty acids

Publications (1)

Publication Number Publication Date
MX2007004991A true MX2007004991A (es) 2007-06-14

Family

ID=35841938

Family Applications (1)

Application Number Title Priority Date Filing Date
MX2007004991A MX2007004991A (es) 2004-10-25 2005-10-24 Poliuretanos hechos de acidos grasos conteniendo hidroxi-metilo o esteres de alquilo de tales acidos grasos.

Country Status (14)

Country Link
US (1) US8686057B2 (https=)
EP (1) EP1807463B1 (https=)
JP (1) JP5085331B2 (https=)
KR (1) KR101298387B1 (https=)
CN (1) CN101039977B (https=)
AR (1) AR051604A1 (https=)
AU (1) AU2005299519B2 (https=)
BR (1) BRPI0516355A (https=)
CA (1) CA2579511C (https=)
ES (1) ES2417130T3 (https=)
MX (1) MX2007004991A (https=)
MY (1) MY158063A (https=)
RU (1) RU2417235C2 (https=)
WO (1) WO2006047433A1 (https=)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8293808B2 (en) 2003-09-30 2012-10-23 Cargill, Incorporated Flexible polyurethane foams prepared using modified vegetable oil-based polyols
AU2005299517B2 (en) 2004-10-25 2011-10-06 Dow Global Technologies Llc Aqueous polyurethane dispersions made from hydroxymethyl containing polyester polyols derived from fatty acids
BRPI0516402A (pt) 2004-10-25 2008-09-02 Dow Global Technologies Inc pré-polìmero contendo pelo menos um grupo uretano e polìmero
EP1807464B1 (en) 2004-10-25 2010-09-22 Dow Global Technologies Inc. Polymer polyols and polymer dispersions made from vegetable oil-based hydroxyl-containing materials
US7794814B2 (en) 2004-10-25 2010-09-14 Dow Global Technologies Inc. Polyurethane carpet backings made using hydroxymethylated polyester polyols
US9465036B2 (en) * 2006-11-02 2016-10-11 Fluidigm Canada Inc. Particles containing detectable elemental code
AR064261A1 (es) * 2006-11-16 2009-03-25 Cargill Inc Espumas poliuretanicas viscoelasticas que comprenden polioles de aceite natural oligomerico amidado o transesterificado
CA2990859A1 (en) 2015-06-30 2017-01-05 Dow Global Technologies Llc Coating for capturing sulfides
PL3443019T3 (pl) * 2016-04-12 2021-01-11 Evonik Operations Gmbh Kompozycje środków powierzchniowo czynnych w postaci kopolimerów siloksanowooksyalkilenowych
CA3027004A1 (en) * 2016-06-08 2017-12-14 Dow Global Technologies Llc Amide based coating
WO2019117952A1 (en) * 2017-12-15 2019-06-20 Boral Ip Holdings (Australia) Pty Limited Fatty acid modified polyurethane composites with improved dimensional stability
EP3774983B1 (en) 2018-04-10 2022-06-15 Stepan Company Polyol blends and rigid foams with improved low-temperature r-values

Family Cites Families (72)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2866744A (en) * 1954-05-12 1958-12-30 Exxon Research Engineering Co Method of reforming hydrocarbons used in platinum catalyst in a plurality of separate reaction zones
US3427334A (en) * 1963-02-14 1969-02-11 Gen Tire & Rubber Co Double metal cyanides complexed with an alcohol aldehyde or ketone to increase catalytic activity
US3427256A (en) * 1963-02-14 1969-02-11 Gen Tire & Rubber Co Double metal cyanide complex compounds
US3278457A (en) 1963-02-14 1966-10-11 Gen Tire & Rubber Co Method of making a polyether using a double metal cyanide complex compound
US3278458A (en) 1963-02-14 1966-10-11 Gen Tire & Rubber Co Method of making a polyether using a double metal cyanide complex compound
US3427335A (en) * 1963-02-14 1969-02-11 Gen Tire & Rubber Co Double metal cyanides complexed with an acyclic aliphatic saturated monoether,an ester and a cyclic ether and methods for making the same
US3278459A (en) * 1963-02-14 1966-10-11 Gen Tire & Rubber Co Method of making a polyether using a double metal cyanide complex compound
GB1063525A (en) 1963-02-14 1967-03-30 Gen Tire & Rubber Co Organic cyclic oxide polymers, their preparation and tires prepared therefrom
DE1248919B (de) * 1967-10-12 1967-08-31 Hermann Joseph Neidhart, Genf-Bernex, Rico Neidhart, Genf (Schweiz) Verfahren und Vorrichtung zum Zusammenbau von Torsionsfederungselemenien
US3849156A (en) * 1969-01-31 1974-11-19 Union Carbide Corp Process for providing a backing on carpets
US3755212A (en) * 1971-05-13 1973-08-28 Dow Chemical Co Air blown polyurethane foams
US3821130A (en) * 1972-04-26 1974-06-28 Dow Chemical Co Air frothed polyurethane foams
US3914189A (en) * 1974-03-15 1975-10-21 Tenneco Chem Method for production of polyurethane foam using oxazolines as catalysts
US4350780A (en) * 1979-04-03 1982-09-21 Union Carbide Corporation Polyurethanes made with polymer/polyols prepared via preformed stabilizers
US4242249A (en) * 1979-04-03 1980-12-30 Union Carbide Corporation Polymer/polyols via non-aqueous dispersion stabilizers
US4460715A (en) * 1979-11-23 1984-07-17 The Dow Chemical Company Stable dispersions of polymers in polyfunctional compounds having a plurality of active hydrogens and polyurethanes produced therefrom
US4390645A (en) * 1979-11-23 1983-06-28 The Dow Chemical Company Stable dispersions of polymers in polyfunctional compounds having a plurality of active hydrogens and polyurethanes therefrom
DE3042558A1 (de) * 1980-11-12 1982-06-24 Basf Ag, 6700 Ludwigshafen Verfahren zur herstellung von kaelteflexiblen, gegebenenfalls zellhaltigen polyurethanelastomeren
EP0106491A3 (en) * 1982-09-07 1985-12-04 HENKEL CORPORATION (a Delaware corp.) Hydroxymethyl polyols
US4543369A (en) 1982-09-07 1985-09-24 Henkel Corporation Alkoxylated polyester polyols and polyurethanes made therefrom
US4496487A (en) * 1982-09-07 1985-01-29 Henkel Corporation Hydroxymethyl polyols
US4423162A (en) * 1982-09-07 1983-12-27 Henkel Corporation Polyurethanes from hydroxymethyl polyols and polyisocyanates
US4534907A (en) * 1982-09-07 1985-08-13 Henkel Corporation Alkoxylated polyester polyols
GB8410480D0 (en) * 1984-04-24 1984-05-31 Bp Chem Int Ltd Preparation of polymer polyols
US5196046A (en) * 1984-07-26 1993-03-23 Rohm And Haas Company N-acetonyl-substituted-amides
US4561922A (en) * 1984-11-19 1985-12-31 Henkel Corporation Polyurethane adhesives with improved water resistance containing a hydroxymethyl fatty polyol
US4546120A (en) * 1985-03-26 1985-10-08 Henkel Corporation Urethane forming compositions based on fatty polyols
US4633021A (en) * 1985-11-29 1986-12-30 National Distillers And Chemical Corporation Olefin hydroformylation
US4731486A (en) * 1986-11-18 1988-03-15 Union Carbide Corporation Hydroformylation using low volatile phosphine ligands
US4745153A (en) * 1986-12-17 1988-05-17 The Dow Chemical Company Low viscosity, high solids polymer polyols prepared using a preformed dispersant
US4843054A (en) * 1987-02-26 1989-06-27 Arco Chemical Technology, Inc. Preparation of filterable double metal cyanide complex catalyst for propylene oxide polymerization
US5300535A (en) * 1988-10-25 1994-04-05 Asahi Glass Company Ltd. Method for producing polyurethane flexible foam
JP2995568B2 (ja) 1989-05-09 1999-12-27 旭硝子株式会社 ポリアルキレンオキシド誘導体の製造法
US5494957A (en) * 1991-04-22 1996-02-27 The Dow Chemical Company Stabilizers for preparing polymer polyols, and process for preparing polymer polyols
JPH05163342A (ja) 1991-12-11 1993-06-29 Asahi Glass Co Ltd ポリエーテル類の製造方法
DE4315841A1 (de) * 1993-05-12 1994-11-17 Bayer Ag Harte hyrophobe Polyurethane
US5382642A (en) * 1993-07-28 1995-01-17 Arco Chemical Technology, L.P. Copolymers of allyl alcohol propoxylates and vinyl aromatic monomers
US5470813A (en) * 1993-11-23 1995-11-28 Arco Chemical Technology, L.P. Double metal cyanide complex catalysts
US5712216A (en) * 1995-05-15 1998-01-27 Arco Chemical Technology, L.P. Highly active double metal cyanide complex catalysts
DE4409043A1 (de) * 1994-03-17 1995-09-21 Bayer Ag Verfahren zur Herstellung von gegebenenfalls zellförmigen Polyurethanen
US5451652A (en) * 1994-04-28 1995-09-19 Arco Chemical Technology, L.P. Polymers from propoxylated allyl alcohol
US5811566A (en) * 1994-07-18 1998-09-22 Asahi Glass Company Ltd. Process for purifying a polyether
US5498651A (en) * 1995-06-19 1996-03-12 General Electric Company Method for polymerizing macrocyclic polyester oligomers
US5952457A (en) 1995-09-12 1999-09-14 Mitsui Chemicals, Inc. Polymerization catalyst for alkylene oxide compound and production process of poly(alkylene oxide)
US5830970A (en) * 1995-12-22 1998-11-03 Dow Corning Corporation Silicone polyether surfactants
US6372810B2 (en) * 1996-01-19 2002-04-16 The Dow Chemical Company Mechanically frothed and chemically blown polyurethane foam
US5605939A (en) * 1996-01-26 1997-02-25 Arco Chemical Technology, L.P. Poly(oxypropylene/oxyethylene) random polyols useful in preparing flexible high resilience foam with reduced tendencies toward shrinkage and foam prepared therewith
US5990352A (en) * 1996-02-20 1999-11-23 Mitsui Chemicals, Inc. Phosphazenium salt and preparation process thereof, and process for producing poly(alkylene oxide)
US5627120A (en) * 1996-04-19 1997-05-06 Arco Chemical Technology, L.P. Highly active double metal cyanide catalysts
US5856369A (en) * 1996-07-30 1999-01-05 Osi Specialties, Inc. Polyethers and polysiloxane copolymers manufactured with double metal cyanide catalysts
US5908701A (en) * 1996-12-10 1999-06-01 The Dow Chemical Company Preparation of filled reactive polyurethane carpet backing formulations using an in-line continuous mixing process
US5786514A (en) * 1996-12-18 1998-07-28 Arco Chemical Technology, L.P. Process for alkoxylating carbonyl-functionalized phenols using double metal cyanide catalysts
GB9710772D0 (en) 1997-05-23 1997-07-23 Dow Europ Sa Polymer polyol compositions having grafted unsaturated acid salt and their use in the preparation of polyurethane foams
US5854386A (en) * 1997-08-25 1998-12-29 Arco Chemical Technology, L.P. Stabilizers for polymer polyols
JP3830274B2 (ja) * 1998-04-16 2006-10-04 三井化学株式会社 ポリアルキレンオキシドの製造方法
DE19840846A1 (de) 1998-09-07 2000-03-09 Basf Ag Verfahren zur Herstellung von Fettalkoholalkoxylaten
DE19930961A1 (de) * 1999-07-05 2001-01-11 Bayer Ag Polyurethan-Dispersionen
ATE323119T1 (de) * 1999-07-09 2006-04-15 Dow Global Technologies Inc Polymerisierung von ethylenoxid mit der verwendung von metallcyanidkatalysatoren
AU5920800A (en) * 1999-07-09 2001-01-30 Dow Chemical Company, The Method for fractionating poly(ethylene oxide) formed using metallic cyanide catalyst
AU5788500A (en) * 1999-07-09 2001-01-30 Dow Chemical Company, The Polymerization of alkylene oxides using metal cyanide catalysts and unsaturated initiator compounds
JP2002348463A (ja) * 2001-05-24 2002-12-04 Asahi Glass Polyurethane Material Co Ltd ウレタン系硬化性組成物
DE10240186A1 (de) 2002-08-28 2004-03-11 Basf Ag Verfahren zur Herstellung von emissionsarmen Polyurethan-Weichschaumstoffen
US6855742B2 (en) * 2003-01-28 2005-02-15 Bayer Antwerp, N.V. Agents for reducing the force-to-crush (FTC) of high support flexible foams
WO2004096883A1 (en) 2003-04-25 2004-11-11 Dow Global Technologies Inc. Dow global technologies inc
US8133930B2 (en) * 2003-04-25 2012-03-13 Dow Global Technologies Llc Polyurethane foams made from hydroxymethyl-containing polyester polyols
MY144123A (en) 2003-04-25 2011-08-15 Dow Global Technologies Inc Aldehyde and alcohol composition derived from seed oils
WO2004096882A1 (en) 2003-04-25 2004-11-11 Dow Global Technologies, Inc. Vegetable oil based polyols and polyurethanes made therefrom
WO2004099227A2 (en) * 2003-04-30 2004-11-18 Michigan State University Polyol fatty acid polyesters process and polyurethanes therefrom
EP1807464B1 (en) 2004-10-25 2010-09-22 Dow Global Technologies Inc. Polymer polyols and polymer dispersions made from vegetable oil-based hydroxyl-containing materials
BRPI0516402A (pt) 2004-10-25 2008-09-02 Dow Global Technologies Inc pré-polìmero contendo pelo menos um grupo uretano e polìmero
US7794814B2 (en) 2004-10-25 2010-09-14 Dow Global Technologies Inc. Polyurethane carpet backings made using hydroxymethylated polyester polyols
AU2005299517B2 (en) 2004-10-25 2011-10-06 Dow Global Technologies Llc Aqueous polyurethane dispersions made from hydroxymethyl containing polyester polyols derived from fatty acids

Also Published As

Publication number Publication date
CA2579511C (en) 2013-12-17
EP1807463B1 (en) 2013-04-17
US8686057B2 (en) 2014-04-01
AR051604A1 (es) 2007-01-24
KR101298387B1 (ko) 2013-08-20
CN101039977A (zh) 2007-09-19
BRPI0516355A (pt) 2008-09-02
MY158063A (en) 2016-08-30
JP5085331B2 (ja) 2012-11-28
ES2417130T3 (es) 2013-08-06
CN101039977B (zh) 2011-10-12
AU2005299519A1 (en) 2006-05-04
US20090264548A1 (en) 2009-10-22
EP1807463A1 (en) 2007-07-18
JP2008518057A (ja) 2008-05-29
CA2579511A1 (en) 2006-05-04
WO2006047433A1 (en) 2006-05-04
RU2417235C2 (ru) 2011-04-27
AU2005299519B2 (en) 2012-02-02
KR20070068412A (ko) 2007-06-29
RU2007119384A (ru) 2008-12-10

Similar Documents

Publication Publication Date Title
MX2007004991A (es) Poliuretanos hechos de acidos grasos conteniendo hidroxi-metilo o esteres de alquilo de tales acidos grasos.
EP1671996A3 (en) Polyurethane reactive composition
CN107636034B (zh) 聚氨酯
CN101679578B (zh) 具有增强的耐水解性的聚氨酯弹性体
MY147769A (en) Prepolymers made from hydroxymethyl-containing polyester polyols derived from fatty acids
WO2011112923A3 (en) POLYURETHANE POLYMERS COMPRISING COPOLYESTER POLYOLS HAVING REPEAT UNITS DERIVED FROM BIOBASED ω-HYDROXYFATTY ACIDS
US20100112333A1 (en) Polyurethane foam
MX2008000168A (es) Sistema de recubrimiento de multiples capas que incluye un aglutinante de dispersion de poliuretano modificado con hidroxilo.
WO2004099227A3 (en) Polyol fatty acid polyesters process and polyurethanes therefrom
DE50100268D1 (de) Verfahren zur Herstellung von kovalent gebundenen biologisch aktiven Stoffen an Polyurethanschaumstoffen sowie Verwendung der geträgerten Polyurethanschaumstoffe für chirale Synthesen
ATE465196T1 (de) Verfahren zur herstellung von hart- und halbhartschaumstoffen mit geringen mengen an diisocyanat unter verwendung von polymerpolyolen, gekennzeichnet durch hohen feststoffgehalt und hohe hydroxylzahl, und resultierende schaumstoffe
CA2641925A1 (en) Composition for preparing a degradable polyol polyester, process for obtaining a polyol polyester, an elastomer, foams, paints and adhesives, and a degradable polyol polyester foam
ATE471345T1 (de) Thermoplastisch verarbeitbare polyurethane, verfahren zu ihrer herstellung und ihre verwendung
MY156301A (en) Polymerizable liquid composition and process for the production of organic glass starting from polymerizable liquid compositions of the polyurethane type
EP1757655A3 (de) Thermoplastische Polyurethane
KR20080090470A (ko) 알로파네이트기 함유 폴리아이소사이아네이트의 제조 방법,및 우레탄 프리폴리머 및 폴리우레탄 수지 조성물
MX2011013703A (es) Procedimiento para la preparacion de un polimero de poliuretano con poliolesteres que comprenden grupos terminales hidroxilos secundarios.
KR102068207B1 (ko) 공중합체 폴리올
MXPA05009204A (es) Elastomeros de poliuretano que tienen comportamiento antiestatico mejorado.
US20060276614A1 (en) Bio-based, multipurpose adhesive
WO2008073729A3 (en) Aldehyde and alcohol compositions derived from seed oils
KR101993499B1 (ko) 포트 수명을 제어하기 위한 카르보디이미드-함유 조성물의 용도
CN109642014A (zh) 用于采矿中填充空腔的抑制火焰蔓延的聚酰胺泡沫
MX2014004087A (es) Procesos para la obtencion de un poliol a partir de aceite de palma, polioles obtenidos a partir de dichos procesos, productos derivados de dicho poliol y su metodo de preparacion.
JP4545224B2 (ja) 一液湿気硬化型道床安定剤

Legal Events

Date Code Title Description
HC Change of company name or juridical status

Owner name: IZ3D LLC

FG Grant or registration