Abstract: A process of making a sound-absorbing panel, including a. pre-mixing gypsum plaster with water; b. adding a glycoside compound; c. injecting air into the obtained slurry of step b) and mixing; d. casting the aerated slurry; e. setting the cast slurry.

Abstract: A finishing compound having acoustic properties and including in percentage by weight relative to the total weight of the product, at least 25 to 80% of water; 0.1 to 5% of a thickening agent; 0.01 to 0.8% of a dispersing agent; 10 to 60% of a monogranular filler wherein the D50 is greater than or equal to 100 ?m; 0.5 to 6% of binder; and not including a foaming agent; and presenting permeability to air after evaporation of the water from 800 to 6000 mks Rayls.

Abstract: A finishing compound having acoustic properties and including in percentage by weight relative to the total weight of the product, at least 10 to 70% of water; 0.1 to 5% of a foaming agent; 0.1 to 5% of a thickening agent; 35 to 70% of a monogranular filler having a size greater than or equal to 100 ?m and excluding fine fillers; 0.1 to 8% of synthetic or animal fibers; 0.5 to 35% of binder.

Abstract: A finishing compound having acoustic properties and including iii percentage by weight relative to the total weight of the product, at least 10 to 70% of water; 0.1 to 5% of a foaming agent; 0.1 to 5% of a thickening agent; 35 to 70% of a monogranular filler having a size greater than or equal to 100 ?m and excluding fine fillers; 0.1 to 8% of synthetic or animal fibres; 0.5 to 35% of binder.

Abstract: A finishing compound having acoustic properties and including in percentage by weight relative to the total weight of the product, at least 25 to 80% of water; 0.1 to 5% of a thickening agent; 0.01 to 0.8% of a dispersing agent; 10 to 60% of a monogranular filler wherein the D50 is greater than or equal to 100 ?m; 0.5 to 6% of binder; and not including a foaming agent; and presenting permeability to air after evaporation of the water from 800 to 6000 mks Rayls.

Abstract: A composition includes a set hydraulic binder; and a foaming agent and has a porosity ?0.55; a flow resistivity between 10000 and 200000 N.s.m-4; a tortuosity between 1.2 and 3.4; a viscous characteristic length between 10 ?m and 60 ?m; a thermal characteristic length between 60 ?m and 1000 ?m; and a compressive strength of at least 0.30 MPa as measured by modified ASTM C472.

Abstract: The invention concerns a composition for producing a running surface layer or capping layer, in particular for roads or industrial floors. The composition includes a non-modified bitumen emulsion, a hydraulic binder, aggregates and optionally water. The composition has hydraulic binder content C1 between 12 wt. % and 30 wt. % relative to the total weight of the dry constituents of the composition; the ratio R1 of the sum of bitumen volumes and hydraulic binder over the volume of aggregates ranges is between 20% and 150%; and the non-modified bitumen emulsion is at least a non-ionic surfactant. A method for preparing the composition and its use for producing a running surface layer or capping layer is also disclosed.

Abstract: The invention concerns an aqueous bitumen emulsion, consisting of the following constituents expressed in weight percentages of the emulsion total weight: 50% to 70% of bitumen; 0.5% to 10% of surfactant; 0% to 5% of thickening agent; 0% to 1% of antifoaming agent; a sufficient quantity of water to make up 100%. Said emulsion is characterised in that the surfactant consists of at least a surfactant selected among the group consisting of an ethylene oxide and a propylene oxide copolymer, with PO/EO ratio ranging between 1.5 and 10, an ethoxylated and/or propoxylated epoxidized surfactant, and a polyvinyl alcohol having molecular mass ranging between 10000 and 150000. The invention also concerns the method for obtaining said emulsions, the compositions containing them, and the use of said bitumen emulsions for the formulation of compositions comprising a hydraulic or organic binder, and/or a mineral or organic filler.

Abstract: The invention concerns paint compositions for providing road markings, in particular on wet roadways. The paint compositions essentially comprise: at least one unsaturated polyester; at least one ethylenically unsaturated monomer; at least one polymerization accelerator selected from toluidine derivatives; at least one colored pigment; at least one compound which can exude at the surface of the paint and prevent oxygen in the air from inhibiting polymerization; glass beads and dibenzoyl peroxide.

Abstract: This invention is directed to a low shrink BMC molding compound that is uniformly dyeable in virtually any color which includes a contraction-compensating additive, such as polystyrene or polyethlene, about 0.3 to 5 parts by weight of a surface active agent of the formula:R--(--X--).sub.n --OPO.sub.3 H.sub.2 ;wherein X=ethylene oxide or propylene oxide; n=0, 1, 2, 3, . . . , 40; R=aromatic or aliphatic residue with a carbon number of 5 to 40; and about 250 to 300 parts by weight of mineral filler.

Abstract: Coherent thermoplastic aggregates with very high content of pulverized mineral materials, composed of the said materials, of polyolefin polymers and/or copolymers, and possibly also of various familiar adjuvants, characterized by the fact that, in order for them to have both a volumetric mass close to or at most equal to the theoretical volumetric mass of the pulverized mineral substances entering into their composition and an excellent compatibility with redispersion polymers, the polymers and/or copolymers entering into the composition of the said aggregates in presence of a fluidizing agent are chosen within the group of thermoplastics with melting and/or softening point at least equal to 60.degree. C. and index of fluidity at least 50 (measured according to the standard ASTM D 1238) of the polyolefin type, other than those containing a polar monomer.

Abstract: Coherent thermoplastic aggregates with very high content of pulverulent mineral materials, said aggregates comprised of the said mineral materials, further of polyolefin polymers and/or copolymers, and possibly additionally of miscellaneous known additives; characterized in that, with the aim of achieving a density near to or at most equal to the theoretical density of the pulverulent mineral materials entering into their composition, while still having excellent compatibility with the polymers of redispersion, i.e., the polymers into which the subject aggregates are to be mixed, the interparticle voids between the grains of the mineral materials, which grains are basically in contact with each other, are at most filled--in the presence of a fluidifacient agent--by at least one polyolefin polymer and/or copolymer having a fusion temperature and/or softening temperature at least equal to 60.degree. C., and having a fluidity index (ASTM 1238) of at least 50.