Now showing items 21-40 of 79

  • Comblike Ionic Complexes of Poly(gamma-glutamic acid) and Alkanoylcholines Derived from Fatty Acids 

    Tolentino, Ainhoa; León, Salvador; Alla Bedahnane, Abdelilah; Martínez de Ilarduya Sáez de Asteasu, Domingo Antxon; Muñoz Guerra, Sebastián (American Chemical Society (ACS), 2013-02-15)
    Article
    Restricted access - publisher's policy
    A series of ionic complexes with almost stoichio- metric composition have been “ synthesized ” from bacterial poly( γ - glutamic acid) and alkanoylcholines derived from fatty acids with 12, 14, 16, and 18 carbon ...
  • Complexes of polyglutamic acid and long-chain alkanoylcholines: Nanoparticle formation and drug release 

    Tolentino Chivite, Ainhoa; Alla Bedahnane, Abdelilah; Martínez de Ilarduya Sáez de Asteasu, Domingo Antxon; Muñoz Guerra, Sebastián (2014-05-01)
    Article
    Restricted access - publisher's policy
    Ionic complexes of microbial poly(¿-glutamic acid) and alkanoylcholines are fully bio-based comb-like systems able to self-organize in an ordered amphiphilic structure made of hydrophobic and hydrophilic alternating layers. ...
  • Copoliésteres alifáticos derivados del ácido galactárico diacetalizado 

    Lavilla Aguilar, Cristina; Alla Bedahnane, Abdelilah; Martínez de Ilarduya Sáez de Asteasu, Domingo Antxon; Benito, Elena; García Martín, Maria de Gracia; Galbis Pérez, Juan Antonio; Muñoz Guerra, Sebastián (2012)
    Conference lecture
    Open Access
  • Copolímeros poli(etilen-co-ciclohexanodimetilen tereftalato) obtenidos mediante copolimerización por apertura de anillo 

    Muñoz Guerra, Sebastián; Martínez de Ilarduya Sáez de Asteasu, Domingo Antxon; González Vidal, Nathalie (2010-06-16)
    External research report
    Open Access
    Patente española
  • Copolyesters made from 1,4-butanediol, sebacic acid, and D-glucose by melt and enzymatic polycondensation 

    Japu, Cristina; Martínez de Ilarduya Sáez de Asteasu, Domingo Antxon; Alla Bedahnane, Abdelilah; Jiang, Yi; Loos, Katja; Muñoz Guerra, Sebastián (2015-03-09)
    Article
    Open Access
    Biotechnologically accessible 1,4-butanediol and vegetal oil-based diethyl sebacate were copolymerized with bicyclic acetalized d-glucose derivatives (Glux) by polycondensation both in the melt at high temperature and in ...
  • Crystalline structure and thermotropic behavior of alkyltrimethylphosphonium amphiphiles 

    Gamarra Montes, Ana; Urpí Garriga, Lourdes; Martínez de Ilarduya Sáez de Asteasu, Domingo Antxon; Muñoz Guerra, Sebastián (2017-02-14)
    Article
    Open Access
    Quaternary organophosphonium salts bearing long alkyl chains are cationic surfactants of interest owing to their physical and biological properties. In the present work, the crystal structure and thermotropic behavior of ...
  • Dielectric relaxations in poly(glycidyl phenyl ether): Effects of microstructure and cyclic topology 

    Gambino, Thomas; Martínez de Ilarduya Sáez de Asteasu, Domingo Antxon; Alegría, Angel; Barroso Burjans, Fabienne (American Chemical Society (ACS), 2016-02-09)
    Article
    Open Access
    Cyclic and linear, isoregic and aregic, and isotactic and atactic poly(glycidyl phenyl ether) (PGPE) with molecular weights up to Mw = 5.5 kg/mol are synthesized by ring-opening polymerization of glycidyl phenyl ether. ...
  • Fully bio-based aromatic–aliphatic copolyesters: poly(butylene furandicarboxylate-co-succinate)s obtained by ring opening polymerization 

    Morales Huerta, Juan Carlos; Batista Ciulik, Claudio; Martínez de Ilarduya Sáez de Asteasu, Domingo Antxon; Muñoz Guerra, Sebastián (2017-01-28)
    Article
    Open Access
    Poly(butylene 2,5-furandicarboxylate-co-succinate) copolyesters (coPBFxSy) have been synthesized by ring opening polymerization (ROP). Cyclic butylene 2,5-furandicarboxylate and butylene succinate oligomer mixtures, to ...
  • Green and selective polycondensation methods toward linear sorbitol-based polyesters: enzymatic versus organic and metal-based catalysis 

    Gustini, Liliane; Lavilla, Cristina; Janssen, William; Martínez de Ilarduya Sáez de Asteasu, Domingo Antxon; Muñoz Guerra, Sebastián; Koning, Cor (2016-08-23)
    Article
    Open Access
    Renewable polyesters derived from a sugar alcohol (i.e., sorbitol) were synthesized by solvent-free polycondensation. The aim was to prepare linear polyesters with pendant hydroxyl groups along the polymer backbone. The ...
  • High Tg bio-based aliphatic polyesters from bicyclic D-mannitol 

    Lavilla Aguilar, Cristina; Alla Bedahnane, Abdelilah; Martínez de Ilarduya Sáez de Asteasu, Domingo Antxon; Muñoz Guerra, Sebastián (2013-03-11)
    Article
    Restricted access - publisher's policy
    The carbohydrate-based diol 2,4:3,5-di- O -methylene- D -mannitol (Manx) has been used to obtain aliphatic polyesters. Manx is a symmetric bicyclic compound consisting of two fused 1,3-dioxane rings and bearing ...
  • Hydrolizable aromatic copolyesters of p-dioxanone 

    Giammanco, Giuseppe; Martínez de Ilarduya Sáez de Asteasu, Domingo Antxon; Alla Bedahnane, Abdelilah; Muñoz Guerra, Sebastián (2010-09-13)
    Article
    Restricted access - publisher's policy
    Entropically driven ring-opening copolymerization of mixtures of a fraction of cyclic oligo(hexamethylene terephthalate)s composed of cycle sizes from 2 to 5 and p-dioxanone was used to prepare random copolyesters covering ...
  • Hydrolytic degradation of D-mannitol-based polyurethanes 

    Romero Azogil, Lucía; Benito Hernández, Elena; Martínez de Ilarduya Sáez de Asteasu, Domingo Antxon; García Martín, Maria de Gracia; Galbis Pérez, Juan Antonio (2018-07-01)
    Article
    Restricted access - publisher's policy
    The capacity of redox D-mannitol-based polyurethanes to modulate the glutathione response under physiological conditions, as well as their effectiveness for sustained and site-specific drug release in the gastrointestinal ...
  • Hydroxyl-functionalized amphiphilic triblock copolyesters made of tartaric and lactic acids: Synthesis and nanoparticle formation 

    Zakharova, Elena; Martínez de Ilarduya Sáez de Asteasu, Domingo Antxon; León Cavanillas, Salvador; Muñoz Guerra, Sebastián (2018-05-01)
    Article
    Restricted access - publisher's policy
    Bio-based triblock copolyesters were synthesized by ring-opening polymerization of l-lactide in solution using a hydroxyl-ended polytartrate as di-functional macroinitiator. This telechelic polyester with a Mn about ...
  • Ionic complexes of polyacids and cationic surfactants 

    Tolentino, Ainhoa; Martínez de Ilarduya Sáez de Asteasu, Domingo Antxon; Alla Bedahnane, Abdelilah; Muñoz Guerra, Sebastián (2010-10-01)
    Article
    Restricted access - publisher's policy
    Comb-like ionic complexes were prepared from polyuronic acids (pectinic and alginic acids) and alkyltrimethylammonium surfactants bearing linear alkyl chains with 18, 20 and 22 carbon atoms. In the condensed state, these ...
  • Ionic complexes of poly(gamma-glutamic acid) with alkyltrimethylphosphonium surfactants 

    Gamarra Montes, Ana; Martínez de Ilarduya Sáez de Asteasu, Domingo Antxon; Vives, Marc; Morató Farreras, Jordi; Muñoz Guerra, Sebastián (Elsevier, 2017-05-05)
    Article
    Open Access
    A series of ionic complexes with a comb-like architecture and a nearly stoichiometric composition were prepared from bacterial poly(gamma,dl-glutamic acid) (PGGA) and alkyltrimethyl phosphonium bromides (nATMP·Br) bearing ...
  • Isocyanate toughened pCBT: reactive blending and tensile properties 

    Abt, Tobias Martin; Martínez de Ilarduya Sáez de Asteasu, Domingo Antxon; Bou Serra, Jordi; Sánchez Soto, Miguel (2013-02-01)
    Article
    Open Access
    Cyclic butylene terephthalate oligomers (CBT) were reacted in a ring-opening polymerization with three types of isocyanates: a bifunctional aromatic type, a bifunctional aliphatic type and a polymeric aromatic isocyanate. ...
  • Isohexide and sorbitol-derived, enzymatically synthesized renewable polyesters with enhanced Tg 

    Gustini, Liliane; Lavilla, Cristina; Martínez de Ilarduya Sáez de Asteasu, Domingo Antxon; Muñoz Guerra, Sebastián; Koning, Cor (2016-10-10)
    Article
    Open Access
    Sugar-based polyesters derived from sorbitol and isohexides were obtained via solvent-free enzymatic catalysis. Pendant hydroxyl groups, coming from the sorbitol units, were present along the polyester backbone, whereas ...
  • Isomannide-containing poly(butylene 2,5-furandicarboxylate) copolyesters via ring opening polymerization 

    Morales Huerta, Juan Carlos; Martínez de Ilarduya Sáez de Asteasu, Domingo Antxon; León Cavanillas, Salvador; Muñoz Guerra, Sebastián (American Chemical Society (ACS), 2018-05-08)
    Article
    Open Access
    Cyclic oligomers of isomannide 2,5-furandicarboxylate were synthesized using the high dilution condensation method. A mixture of dimer, trimer, and tetramer species largely enriched in dimer was obtained. These cyclic ...
  • Metal-free catalyzed ring-opening polymerization and block copolymerization of ¿-pentadecalactone using amino-ended initiators 

    Tinajero, Ernesto; Martínez de Ilarduya Sáez de Asteasu, Domingo Antxon; Muñoz Guerra, Sebastián; de Paz, Maria Viola; Galbis Fuster, Elsa (Elsevier, 2018-11-01)
    Article
    Restricted access - publisher's policy
    Metal-free catalysis was successfully applied to polymerize ¿-pentadecalactone (PDL) by ring-opening polymerization (ROP) using several amino-ended initiators, namely hexylamine, allylamine and O,O'-bis(3-aminopropyl)diethylene ...
  • Modification of microbial polymalic acid with hydrophobic amino acids for drug-releasing nanoparticles 

    Lanz, Alberto; García Álvarez, Montserrat; Portilla Arias, Jose Antonio; Martínez de Ilarduya Sáez de Asteasu, Domingo Antxon; Holler, Eggehard; Ljubimova, Julia Y.; Muñoz Guerra, Sebastián (2012-08-14)
    Article
    Restricted access - publisher's policy
    Microbial poly( β , L -malic acid) was modifi ed with either L -leucine ethyl ester (L) or L -phenylalanine methyl ester (F) to produce amphiphylic copolymers. The degradation of these copolymers in aqueous buffer took ...