Abstract: The present invention relates to a sizing composition for mineral fibers, especially glass fibers or rock fibers, containing a liquid phenolic resin having a free formaldehyde content, expressed with respect to the total weight of liquid, of 0.1% or less and an extender. Preferably, the liquid phenolic resin is mainly composed of phenol-formaldehyde and phenol-formaldehyde-amine condensates and has a water dilutability, at 20° C., at least equal to 1000%. Another subject of the present invention is the insulating products based on mineral fibers treated by said sizing composition.

Abstract: An insulating product includes mineral fibers of aluminosilicate glass including aluminum oxide, Al2O3, in a fraction by weight of between 14% and 28%, that are sized with a sizing composition including the following constituents within the limits defined below, expressed as fractions by weight with respect to the total weight of the composition: from 80% to 98% of water, from 2% to 20% of water-soluble poly(furfuryl alcohol), which is obtained by polycondensation of furfuryl alcohol, and less than 0.5% of furfuryl alcohol, wherein a sum of the fractions by weight of the poly (furfuryl alcohol) and of the water is at least 95%, and wherein the sizing composition applied to the mineral fibres has a pH in a range from 5 to 8.

Abstract: A process for the manufacture of an insulating product based on mineral fibres bonded by an organic binder, includes applying a sizing composition to the mineral fibres, forming an assembly of the mineral fibres, heating the assembly of mineral fibres until the sizing composition has cured, wherein the sizing composition includes the following constituents within the limits defined below, expressed as fractions by weight with respect to the total weight of the composition: from 80% to 98% of water, from 2% to 20% of water-soluble poly(furfuryl alcohol) and less than 0.5% of furfuryl alcohol, and the mineral fibres are fibres of aluminosilicate glass including aluminum oxide, Al2O3, in a fraction by weight of between 14% and 28%.

Abstract: The present invention relates to an aqueous poly(furfuryl alcohol) solution containing: from 40% to 85% by weight of poly(furfuryl alcohol), from 15% to 60% by weight of water and less than 1.5% by weight of furfuryl alcohol, said solution being characterized in that it exhibits a pH of greater than 7.0, preferably of between 7.2 and 10.0. The invention also relates to a process for the manufacture of a product based on mineral or organic fibers which are bonded by an organic binder, using such an aqueous poly(furfuryl alcohol) solution in the diluted form.

Abstract: The present invention relates to a sizing composition for mineral fibers, especially glass fibers or rock fibers, containing a liquid phenolic resin having a free formaldehyde content, expressed with respect to the total weight of liquid, of 0.1% or less and an extender. Preferably, the liquid phenolic resin is mainly composed of phenol-formaldehyde and phenol-formaldehyde-amine condensates and has a water dilutability, at 20° C., at least equal to 1000%. Another subject of the present invention is the insulating products based on mineral fibers treated by said sizing composition.

Abstract: The present invention relates to a sizing composition for mineral fibers, especially glass fibers or rock fibers, containing a liquid phenolic resin having a free formaldehyde content, expressed with respect to the total weight of liquid, of 0.1% or less and an extender. Preferably, the liquid phenolic resin is mainly composed of phenol-formaldehyde and phenol-formaldehyde-amine condensates and has a water dilutability, at 20° C., at least equal to 1000%. Another subject of the present invention is the insulating products based on mineral fibers treated by said sizing composition.

Abstract: A process for the manufacture of an insulating product based on mineral fibres bonded by an organic binder, includes applying a sizing composition to the mineral fibres, forming an assembly of the mineral fibres, heating the assembly of mineral fibres until the sizing composition has cured, wherein the sizing composition includes the following constituents within the limits defined below, expressed as fractions by weight with respect to the total weight of the composition: from 80% to 98% of water, from 2% to 20% of water-soluble poly(furfuryl alcohol) and less than 0.5% of furfuryl alcohol, and the mineral fibres are fibres of aluminosilicate glass including aluminum oxide, Al2O3, in a fraction by weight of between 14% and 28%.

Abstract: An aqueous poly(furfuryl alcohol) solution contains: from 40% to 85% by weight of poly(furfuryl alcohol), from 15% to 60% by weight of water, and less than 1.5% by weight of furfuryl alcohol. The solution exhibits a pH of greater than 7.0, preferably of between 7.2 and 10.0. A process for the manufacture of a product based on mineral or organic fibers which are bonded by an organic binder can use such an aqueous poly(furfuryl alcohol) solution in the diluted form.

Abstract: A formaldehyde-free sizing composition for products based on fibers, in particular mineral fibers, such as glass or rock fibers, which includes: at least one non-reducing sugar, at least one catalyst for the dehydration of the non-reducing sugar, at least one amine, and at least one compound including activated ethylenic unsaturation(s).

Abstract: A formaldehyde-free sizing composition for products based on fibers, in particular mineral fibers, such as fibers of glass or of rock, includes at least one non-reducing sugar, and at least one inorganic acid ammonium salt, preferably chosen from ammonium sulfates, phosphates, nitrates and carbonates. Another subject matter of the present invention is the products thus obtained, in particular thermal and/or acoustic insulators based on mineral wool and veils of nonwoven mineral fibers, and their process of manufacture.

Abstract: The present invention relates to a sizing composition for mineral fibers, especially glass fibers or rock fibers, containing a liquid phenolic resin having a free formaldehyde content, expressed with respect to the total weight of liquid, of 0.1% or less and an extender. Preferably, the liquid phenolic resin is mainly composed of phenol-formaldehyde and phenol-formaldehyde-amine condensates and has a water dilutability, at 20° C., at least equal to 1000%. Another subject of the present invention is the insulating products based on mineral fibers treated by said sizing composition.

Abstract: The invention relates to a process for the production of a piece made of silicone including: (a) the blending of 100 parts by weight of an HCR silicone base having a viscosity of greater than 106 mPa·s with from 0.3 to 7 parts by weight, such as from 0.5 to 5 parts by weight, of an amphiphilic copolymer including hydrophobic polydiorganosiloxane blocks and hydrophilic poly(ethylene oxide), poly(propylene oxide) or ethylene oxide and propylene oxide copolymer blocks, until a homogeneous blend of HCR base and amphiphilic copolymer is obtained, (b) the shaping of the homogeneous blend obtained, and (c) the curing of the shaped blend by heating or irradiation. It also relates to a piece, in particular a tube, manufactured according to this process and to a device comprising such a tube.

Abstract: A sizing composition for insulating products based on mineral wool, in particular on glass or on rock, includes: at least one saccharide, at least one organic polycarboxylic acid having a molar mass of less than or equal to 1000, and at least one reactive silicone. Furthermore, insulating products based on mineral fibers thus obtained and the process for the manufacture thereof are presented.

Abstract: A formaldehyde-free sizing composition for products based on fibers, in particular mineral fibers, such as fibers of glass or of rock, includes at least one non-reducing sugar, and at least one inorganic acid ammonium salt, preferably chosen from ammonium sulfates, phosphates, nitrates and carbonates. Another subject matter of the present invention is the products thus obtained, in particular thermal and/or acoustic insulators based on mineral wool and veils of nonwoven mineral fibers, and their process of manufacture.

Abstract: A formaldehyde-free sizing composition for products based on fibers, in particular mineral fibers, such as glass or rock fibers, which includes at least one reducing sugar, at least one inorganic acid metal salt, at least one amine, and at least one compound including activated ethylenic unsaturation(s), the inorganic acid metal salt being present in an amount at least equal to 1% of the weight of the reducing sugar.

Abstract: A formaldehyde-free sizing composition for products based on fibers, in particular mineral fibers, such as fibers of glass or of rock, includes at least one non-reducing sugar, and at least one inorganic acid ammonium salt, preferably chosen from ammonium sulfates, phosphates, nitrates and carbonates. Another subject matter of the present invention is the products thus obtained, in particular thermal and/or acoustic insulators based on mineral wool and veils of nonwoven mineral fibers, and their process of manufacture.

Abstract: A sizing composition for insulating products based on mineral wool, in particular of rock or of glass, includes: a hydrogenated sugar or a mixture of hydrogenated sugars comprising at least 25% by weight of maltitol, calculated on the basis of the dry matter of hydrogenated sugar(s), and at least one polyfunctional crosslinking agent. Another subject matter of the present invention is the insulating products based on mineral fibers thus obtained.

Abstract: A formaldehyde-free sizing composition for products based on fibres, in particular mineral fibres, such as glass or rock fibres, which includes: at least one non-reducing sugar, at least one catalyst for the dehydration of the non-reducing sugar, at least one amine, and at least one compound including activated ethylenic unsaturation(s).

Abstract: A sizing composition for insulating products based on mineral wool, in particular of glass or of rock, includes at least one saccharide, at least one organic polycarboxylic acid, at least one esterification catalyst, and at least one agent capable of reducing the emissions of volatile organic compounds (VOCs) chosen from sulphates, sulphamates and carbonates.

Abstract: The invention relates to a process for the production of a piece made of silicone including: (a) the blending of 100 parts by weight of an HCR silicone base having a viscosity of greater than 106 mPa.s with from 0.3 to 7 parts by weight, such as from 0.5 to 5 parts by weight, of an amphiphilic copolymer including hydrophobic polydiorganosiloxane blocks and hydrophilic poly(ethylene oxide), poly(propylene oxide) or ethylene oxide and propylene oxide copolymer blocks, until a homogeneous blend of HCR base and amphiphilic copolymer is obtained, (b) the shaping of the homogeneous blend obtained, and (c) the curing of the shaped blend by heating or irradiation. It also relates to a piece, in particular a tube, manufactured according to this process and to a device comprising such a tube.