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Ara es mostren els items 23-42 de 99

    • “Clickable” bacterial poly(gamma-glutamic acid) 

      Cedrati, Valeria; Pacini, Aurora; Nitti, Andrea; Martínez de Ilarduya Sáez de Asteasu, Domingo Antxon; Muñoz Guerra, Sebastián; Sanyal, Amitav; Pasini, Dario (2020-09-21)
      Article
      Accés obert
      Poly(gamma-glutamic acid) (gamma-PGA) is one of the few bacterial polymers in nature; as such, it possesses the added value of a “green birth” (fermentation) and “green death” (biodegradability), which is ideal for sustainable ...

    • Comb-like ionic complexes of hyaluronic acid with alkyltrimethylammonium surfactants 

      Tolentino, Ainhoa; Alla Bedahnane, Abdelilah; Martínez de Ilarduya Sáez de Asteasu, Domingo Antxon; Muñoz Guerra, Sebastián (2013-01-30)
      Article
      Accés restringit per política de l'editorial
      Stoichiometric complexes of hyaluronic acid with alkyltrimethylammonium surfactants bearing octadecyl, eicosyl and docosyl groups were prepared by ionic coupling in aqueous solution. The complexes were non soluble in water ...

    • Comb-like ionic complexes of pectinic and alginic acids with alkyltrimethylammonium surfactants 

      Tolentino, Ainhoa; Alla Bedahnane, Abdelilah; Martínez de Ilarduya Sáez de Asteasu, Domingo Antxon; Muñoz Guerra, Sebastián (2011-08-15)
      Article
      Accés restringit per política de l'editorial
      Ionic coupling of both polygalacturonic and alginic acids with alkyltrimethyl ammonium surfactants containing 18, 20 and 22 carbon atoms in the alkyl side chain was conducted in water solution to prepare non-soluble comb-like ...

    • Comblike ionic complexes of hyaluronic acid and alkanoylcholine surfactants as a platform for drug delivery systems 

      Gamarra Montes, Ana; Muñoz Guerra, Sebastián; Martínez de Ilarduya Sáez de Asteasu, Domingo Antxon; Thérien-Aubin, Héloïse; Landfester, Katharina (2018-09-10)
      Article
      Accés obert
      Nontoxic alkanoylcholine soaps (nACh) were synthesized from choline and fatty acids with numbers of carbons n equal to 12, 14, 16, and 18, the latter including both saturated and 9-cis unsaturated alkanoyl chains. Coupling ...

    • 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
      Accés restringit per política de l'editorial
      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 ...

    • Compared structure and morphology of nylon-12 and 10-polyurethane lamellar crystals 

      Fernández Lopez, Carlos E.; Bermúdez Hermida, Marta María; Alla Bedahnane, Abdelilah; Muñoz Guerra, Sebastián; Tocha, E.; Vancso, J. (Elsevier, 2011-03-23)
      Article
      Accés restringit per política de l'editorial
      A comparative study of the structure and morphology of nylon-12 and 10-polyurethane (10-PUR) lamellar crystals, was carried out. Lamellar crystals were obtained by isothermal crystallization from diluted solution. Electron ...

    • 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
      Accés restringit per política de l'editorial
      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. ...

    • Configurational entropy calculation of poly(alpha-alkyl beta,L-aspartate)s amorphous and crystalline films using gas permeation 

      del Castillo, L. F.; Andrio Balado, Andreu; Nava, J.A.; Molla, S.; Muñoz Guerra, Sebastián; Compañ Morreno, Vicente (2014-10-01)
      Article
      Accés restringit per política de l'editorial
      The permeability and diffusion coefficient of gases such as N-2, O-2 and CO2 through two polymeric membranes of poly(alpha-alkyl beta,L-aspartate)s (PAALA-n) were determined by the

    • Controlling the isothermal crystallization of isodimorphic PBS-ran-PCL random copolymers by varying composition and supercooling 

      Safari, Maryam; Múgica, Agurtzane; Zubitur, Manuela; Martínez de Ilarduya Sáez de Asteasu, Domingo Antxon; Muñoz Guerra, Sebastián; Müller, Alejandro J. (Multidisciplinary Digital Publishing Institute (MDPI), 2020-01-01)
      Article
      Accés obert
      In this work, we study for the first time, the isothermal crystallization behavior of isodimorphic random poly(butylene succinate)-ran-poly(e-caprolactone) copolyesters, PBS-ran-PCL, previously synthesized by us. We perform ...

    • 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)
      Comunicació de congrés
      Accés obert

    • 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)
      Report de recerca
      Accés obert
      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
      Accés obert
      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 ...

    • Copolymacrolactones grafted with L-glutamic acid: Synthesis, structure, and nanocarrier properties 

      Tinajero, Ernesto; Martínez de Ilarduya Sáez de Asteasu, Domingo Antxon; Muñoz Guerra, Sebastián (Multidisciplinary Digital Publishing Institute (MDPI), 2020-04-24)
      Article
      Accés obert
      The enzymatic ring-opening copolymerization (eROP) of globalide (Gl) and pentadecalactone (PDL) was performed in solution from mixtures of the two macrolactones at ratios covering the whole range of comonomeric compositions. ...

    • 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
      Accés obert
      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 ...

    • 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
      Accés obert
      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
      Accés obert
      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
      Accés restringit per política de l'editorial
      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
      Accés restringit per política de l'editorial
      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 ...

    • 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
      Accés obert
      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 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
      Accés obert
      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 ...