Abstract: The invention relates to a process for manufacturing flat glass, comprising: (a) impregnating a glass textile with a molten glass composition, the glass forming the fibers of the glass textile having a softening temperature above that of the glass forming the molten glass composition, said step (a) comprising (a1) impregnating the glass textile with a glass frit composition, and (a2) heating the impregnated glass textile obtained in step (a1) to a temperature above the softening temperature of the glass frit; and (b) cooling the impregnated glass textile obtained in step (a) so as to obtain a glass sheet, and to a glass sheet manufactured using such a process.

Abstract: The invention relates to a process for manufacturing flat glass, comprising, in succession: (a) immersing a glass textile into a molten glass bath so as to obtain a glass textile impregnated with molten glass, the glass forming the fibers of the glass textile having a softening temperature above that of the molten glass bath, (b) removing the impregnated textile from the molten glass bath, and (c) cooling the impregnated glass textile removed from the molten glass bath so as to obtain a glass sheet, and to a glass sheet manufactured using such a process.

Abstract: Fluid flow devices include a small plate (2), at least one flow channel (20) formed into this small plate, at least one storage channel (221-226) extending from this connection channel, and a set of valves (V1-V6), each of which is suitable for allowing or stopping the flow of fluid in a corresponding storage channel.

Abstract: The method comprises: causing a reference fluid (F2) having known rheological characteristics, and an unknown fluid (F1) to flow in parallel in a microchannel (126); identifying at least one data item representative of the interface (I) between these fluids in the parallel flow, and in particular the position of said interface; and determining the rheological characteristics of the unknown fluid, from the or each identified data item.

Abstract: The crystallization of chemical species/polymorphs comprises forming droplets of a solution of a substance with optionally different concentrations of said substance in an inert phase; producing and storing the droplets in at least one storage microchannel (1); forming crystals in all droplets; increasing the temperature in order to induce the dissolution of at least a portion of the crystals in at least some droplets; and analyzing the crystallization and dissolution process.

Abstract: Operation of a microfluidic flow device includes providing a microfluidic flow device including a body and at least one flow microchannel for transferring a mixture (G; T?) of at least two components being formed within the body, in which said mixture (G; T?) of the at least two components is caused to flow in the flow microchannel and the mixture is analyzed in at least one derived branch (B1-B6).

Abstract: Fluid flow devices include a small plate (2), at least one flow channel (20) formed into this small plate, at least one storage channel (221-226) extending from this connection channel, and a set of valves (V1-V6), each of which is suitable for allowing or stopping the flow of fluid in a corresponding storage channel.

Abstract: A microfluidic flow device includes at least one flow channel flowing into a branch point, to which at least two branched channels are connected, and at least one linking channel interconnecting the two branched channels. The linking channel flows into each branched channel at a short-circuit point which is preferably located at less than half of the length of each branched channel.

Abstract: The crystallization of chemical species/polymorphs comprises forming droplets of a solution of a substance with optionally different concentrations of said substance in an inert phase; producing and storing the droplets in at least one storage microchannel (1); forming crystals in all droplets; increasing the temperature in order to induce the dissolution of at least a portion of the crystals in at least some droplets; and analyzing the crystallization and dissolution process.

Abstract: Microfluidic flow devices for determining parameters of a physical and/or chemical transformation include a body (2), at least one flow microchannel (36) for transferring a mixture (G; T?) of at least two components, such microchannel being formed within the body (2), the or each flow microchannel (36) opening out into at least one fork (D1-D6; D?1-D?6; D?1-D?n; d1-dn; d?1-d?n) enabling a tree structure to be created having a plurality of derived branches (B1-B6; B?1-B?6; B?1-B?n; b1-bn; b?1-b?n), this tree structure being asymmetrical.

Abstract: Microfluidic devices having a membrane allowing evaporation are useful for conducting a measurement or observation of compounds introduced therein.

Abstract: The invention relates to a formulation comprising an ionic compound and a polyionic polymer. The invention more specifically relates to an improved formulation thereof, further comprising a copolymer. The improved formulation avoids phase-separation of colloidal particles comprising the ionic compound and the polyionic polymer. The formulation comprises a copolymer comprising two moieties A and B, wherein moiety A is polyionic in the pH conditions of the formulation, and moiety B is neutral in the pH conditions of the formulation.

Abstract: The method comprises: causing a reference fluid (F2) having known rheological characteristics, and an unknown fluid (F1) to flow in parallel in a microchannel (126); identifying at least one data item representative of the interface (I) between these fluids in the parallel flow, and in particular the position of said interface; and determining the rheological characteristics of the unknown fluid, from the or each identified data item.

Abstract: This microfluidic flow device comprises: at least one flow channel (A), flowing into a branch point (D), to which at least two branched channels (B, B?) are connected, and at least one linking channel (BL) connecting the two branched channels, the linking channel flowing into each branched channel at a short-circuit point (PCC, PCC?) which is preferably located at less than half of the length of each branched channel (l<L/2;l?<L?/2).

Abstract: The invention relates phase-separated compositions comprising two miscible solvents. More specifically, the invention relates to compositions comprising liquid droplets of an internal phase comprising a solvent B and further compounds, said droplets being dispersed in an external phase comprising solvent A, wherein solvent A and solvent B are miscible. Such compositions find use in various technical fields, including encapsulation, vectorisation, protection of compounds, separations, and chemical reactions in a dispersed medium.

Abstract: The invention relates phase-separated compositions comprising two miscible solvents. More specifically, the invention relates to compositions comprising liquid droplets of an internal phase comprising a solvent B and further compounds, said droplets being dispersed in an external phase comprising solvent A, wherein solvent A and solvent B are miscible. Such compositions find use in various technical fields, including encapsulation, vectorisation, protection of compounds, separations, and chemical reactions in a dispersed medium.

Abstract: The invention concerns a method for controlling the stability of an emulsion comprising a hydrophobic phase dispersed in an aqueous phase, or an aqueous phase dispersed in a hydrophobic phase, and less than 4% by weight of a surfactant, said process comprising the step of using in the emulsion a block copolymer.

Abstract: The invention concerns a method for controlling the stability of an emulsion comprising a hydrophobic phase dispersed in an aqueous phase, or an aqueous phase dispersed in a hydrophobic phase, and less than 4% by weight of a surfactant, said process comprising the step of using in the emulsion a block copolymer.

Abstract: The invention relates to a formulation comprising an ionic compound and a polyionic polymer. The invention more specifically relates to an improved formulation thereof, further comprising a copolymer. The improved formulation avoids phase-separation of colloidal particles comprising the ionic compound and the polyionic polymer. The formulation comprises a copolymer comprising two moieties A and B, wherein moiety A is polyionic in the pH conditions of the formulation, and moiety B is neutral in the pH conditions of the formulation.

Abstract: The invention relates to a formulation comprising an ionic compound and a polyionic polymer. The invention more specifically relates to an improved formulation thereof, further comprising a copolymer. The improved formulation avoids phase-separation of colloidal particles comprising the ionic compound and the polyionic polymer. The formulation comprises a copolymer comprising two moieties A and B, wherein moiety A is polyionic in the pH conditions of the formulation, and moiety B is neutral in the pH conditions of the formulation.