Abstract: It relates to a modified static dissipative material, particularly a clay functionalised with a plurality of inorganic or organic moieties having two or more reactive functional groups and to a process for its preparation. It also relates to a coating composition comprising the modified static dissipative material, to a process for coating a substrate, and to an article of manufacture coated with this composition.

Abstract: The present invention comprises a process for preparing water-dispersible single-chain polymeric nanoparticles, which comprises cross-linking a polymer having a solubility equal to or higher than 100 mg per litre of water, and an amount of complementary reactive groups comprised from 5 to 60 molar % of the total amount of monomer units present in the polymer chain; with a crosslinking agent having crosslinkable groups; at a temperature comprised from 20 to 25° C. in the absence of a catalyst; to obtain water-dispersible conjugates and compositions containing the nanoparticle; and the use thereof.

Abstract: The composition comprises: (a) a compound of formula (I), (b) a polymeric matrix comprising a crosslinked polymer, the matrix having a viscosity value comprised from 1×10?3 to 1×1012 Pa·s, (c) a redox pair, and (d) a solvent, the compound of formula (I) and the redox pair being embedded in the polymeric matrix; and wherein: R1 and R2 are selected from: a (C1-C20)alkyl; (C1-C20)alkyl substituted; a 2 to 20-member heteroalkyl; a 2 to 20-member heteroalkyl substituted; (C2-C20)alkenyl; (C2-C20)alkenyl substituted; (C2-C20)alkynyl; (C2-C20)alkynyl substituted; and a known ring system; R3 to R10 are selected from hydrogen; (C1-C20)alkyl; (C1-C20)alkyl substituted; and nitro; and X is a monocharged anion. The present invention also relates to processes for its preparation and to devices comprising it. The multichromic composition shows a short switching time and low transmission in the most visible range, which makes it effective in blocking the whole visible radiation in smart windows.

Abstract: The present invention provides a Molybdenum or Tungsten chalcogenide nanoobject having: (a) an object size comprised from 0.

Abstract: The present invention comprises a process for preparing water-dispersible single-chain polymeric nanoparticles, which comprises cross-linking a polymer having a solubility equal to or higher than 100 mg per litre of water, and an amount of complementary reactive groups comprised from 5 to 60 molar % of the total amount of monomer units present in the polymer chain; with a crosslinking agent having crosslinkable groups; at a temperature comprised from 20 to 25° C. in the absence of a catalyst; to obtain water-dispersible conjugates and compositions containing the nanoparticle; and the use thereof.

Abstract: The polymer comprises units of formula (I) and of formula (Ibis), being comprised the molar ratio between units (I) and (Ibis) comprised from 1.0:0.2 to 1.0:0.8, and wherein R4 are independently selected from radicals of formula (II), (III), and (IV), R1 and R1? are independently selected from: —H, (C1-C20)alkyl, (C5-C14)aryl, —OR5, —(CO)R6, —O(CO)R7, —(SO)R8, —NH—CO—R9, —COOR10, —NR11R12, —NO2, and halogen; R2, R2?, R3, and R3? are —H; P is a polymeric chain, R5 to R12 are independently selected: —H, (C1-C20)alkyl, and (C5-C14)aryl;R13 and R14 are independently selected from (C1-C5)alkyl, and (C5-C14)aryl;, m is from 3 to 4; n is from 1 to 2; and p is from 1 to 2 provided that n+m+p sums 6; the polymer comprising from 5 to 25 weight % of urea moieties, and having H-bonding and pi-pi staking interactions between the urea groups, and a tensile strength comprised from 3 to 15 MPa.

Abstract: The composite comprises (i) a reinforcement phase comprising fibres, this phase being in a volume percentage comprised from 25 to 70% with respect to the total volume of the composite, and (ii) a matrix phase which is in a volume percentage comprised from 30 to 75% with respect to the total volume of the composite, being the sum of volumes of both phases forming the composite 100%, and wherein the matrix phase comprises a cured epoxy resin in a percentage comprised from 50-100% by weight with respect to the total weight of the matrix phase, and the cured epoxy resin being obtainable by: (a) mixing an epoxide-functionalised resin with a functionality equal to or higher than 2 with a cross-linking agent of formula (I), and (b) curing the reaction mixture at a temperature comprised from 10 to 200° C., this step being performed in the absence of a catalyst. The composite is reprocessable, reparable and recyclable and shows mechanochromic behaviour, being useful in the manufacture of an article.

Abstract: The self-healing cross-linked polymer comprises units of formula (I), wherein: P is a polymeric chain, R1 and R1? are independently selected from the group consisting of: —H, (C1-C20)alkyl, (C5-C14)aryl, —OR4, —(CO)R5, —O(CO)R6, —(SO)R7, —NH—CO—R8, —COOR9, —NR10R11, —NO2, and halogen; R2, R2?, R3 and R3? are independently selected from the group consisting of: —H, (C1-C20)alkyl and (C5-C14)aryl; R4 to R11 are the same or different, and are selected from the group consisting of: —H, (C1-C20)alkyl, and (C5-C14)aryl; m is from 3 to 4; n is from 1 to 2; provided that n+m is 5; the polymer having H-bonding interactions and being able to undergo catalyst free aromatic disulfide metathesis at room-temperature, and having a tensile strength value from 0.5 to 1.5 MPa and an elongation at break value higher than 200% at room-temperature.

Abstract: It is provided a self-healing polymer network comprising transition metal thiolates, particularly thiolates of a transition metal that is able to self-assemble by metallophilic attractions, and more particularly Au(I), Ag(I), Cu(I) thiolates, or a mixture thereof, and, optionally, disulfide bonds, thiol and other thiolate groups. It is also provided several processes for the preparation of the self-healing polymer networks of the invention, as well as uses thereof.

Abstract: It is provided a self-healing polymer network comprising transition metal thiolates, particularly thiolates of a transition metal that is able to self-assemble by metallophilic attractions, and more particularly Au(1), Ag(1), Cu(1) thiolates, or a mixture thereof, and, optionally, disulfide bonds, thiol and other thiolate groups. It is also provided several processes for the preparation of the self-healing polymer networks of the invention, as well as uses thereof.

Abstract: The invention relates to an electrochemical sensor for the detection of analytes in liquid media which comprises 4 layers, wherein the first layer (1) comprises a carbonaceous material deposited on a substrate, said layer forming the system of electrodes of the electrochemical sensor, formed at least by a pseudo-reference electrode, a working electrode and a counter electrode; and the fourth layer (4) comprises polythiophene deposited only on the lower end of the working electrode selected from (d1), which comprises a layer comprising a polythiophene deposited on the lower end of the working electrode and a layer comprising a non-conductive polymer gel deposited on said layer of polythiophene; (d2), which is a layer of conductive polymer gel comprising a non-conductive polymer gel and a polythiophene; and (d3), which comprises a layer comprising a polythiophene deposited on the lower end of the working electrode and a layer comprising functionalized magnetic nanoparticles deposited on said layer of polythioph