To provide a glass composition for glass fiber having a low dielectric loss tangent, suppressing the occurrence of phase separation, having a reduced viscosity at high temperatures, and reducing the occurrence of striae. The glass composition for glass fiber includes 52.0 to 57.5% by mass of SiO.sub.2, 19.5 to 25.5% by mass of B.sub.2O.sub.3, 8.0 to 13.0% by mass of Al.sub.2O.sub.3, 0 to 2.0% by mass of MgO, 0 to 6.0% by mass of CaO, 0.5 to 6.5% by mass of SrO, and 0.1 to 3.0% by mass of TiO.sub.2, the ratio of Al.sub.2O.sub.3 to B.sub.2O.sub.3 is 0.35 to 0.54, and the content SI of SiO.sub.2, the content B of B.sub.2O.sub.3, the content M of MgO, the content C of CaO, the content SR of SrO, and the content T of TiO.sub.2 satisfy the following formula (1): 6.90≤100×(B/SI).sup.2×{SR/(C+SR)}.sup.2/3×{T/(M+T)}.sup.1/2≤12.30 (1).

A curable glass coating composition including 5-70 wt % aliphatic polycarbonate diol, 5-60 wt % crosslinker, 1-20 wt % extender, 4-20 wt % fatty alcohol, and 2-30 wt % crystalline or amorphous powder filler material, and optionally 2-20 wt % aliphatic polyester polyol and 2-20 wt % cycloaliphatic epoxy. The coating composition can be applied to a glass substrate and cured to form a decorative cured polyurethane coating layer on the substrate that has improved caustic and UV resistance.

A curable glass coating composition including 5-70 wt % aliphatic polycarbonate diol, 5-60 wt % crosslinker, 1-20 wt % extender, 4-20 wt % fatty alcohol, and 2-30 wt % crystalline or amorphous powder filler material, and optionally 2-20 wt % aliphatic polyester polyol and 2-20 wt % cycloaliphatic epoxy. The coating composition can be applied to a glass substrate and cured to form a decorative cured polyurethane coating layer on the substrate that has improved caustic and UV resistance.

Binders to produce or promote cohesion in non-assembled or loosely assembled matter.

Binders to produce or promote cohesion in non-assembled or loosely assembled matter.

Binders to produce or promote cohesion in non-assembled or loosely assembled matter.

Bi— or multicomponent fibre (3) comprising a reinforcing core (1) of a first material and at least one sheath (2) of a second, thermoplastic or pre-polymerized thermoset material, for the manufacturing of composite parts, the matrix of which composite parts consists of the material of said sheath (2), wherein said first material has a degradation temperature, ignition temperature, glass transition temperature, melting temperature or liquidus temperature which is higher than the melting temperature, flowing temperature, r softening temperature of said second, thermoplastic or pre-polymerized thermoset material, wherein said reinforcing core (1) has a core volume fraction (v.sub.f) defined as the volume fraction of the reinforcing core (1) in the bi- or multicomponent fibre (3), which is in the range of 0.3-0.8, and wherein along a longitudinal axis (Z) of the bi- or multicomponent fibre outer surface (4) of the sheath (2) has a corrugated, preferably irregular corrugated shape.

Bi— or multicomponent fibre (3) comprising a reinforcing core (1) of a first material and at least one sheath (2) of a second, thermoplastic or pre-polymerized thermoset material, for the manufacturing of composite parts, the matrix of which composite parts consists of the material of said sheath (2), wherein said first material has a degradation temperature, ignition temperature, glass transition temperature, melting temperature or liquidus temperature which is higher than the melting temperature, flowing temperature, r softening temperature of said second, thermoplastic or pre-polymerized thermoset material, wherein said reinforcing core (1) has a core volume fraction (v.sub.f) defined as the volume fraction of the reinforcing core (1) in the bi- or multicomponent fibre (3), which is in the range of 0.3-0.8, and wherein along a longitudinal axis (Z) of the bi- or multicomponent fibre outer surface (4) of the sheath (2) has a corrugated, preferably irregular corrugated shape.

Provided is a binder that has satisfactory storage stability and can express an excellent bonding strength for a glass fiber or powdered glass (impart a satisfactory strength to a bonded body with the glass fiber or the powdered glass). The binder of the present invention includes: a polymer having a hydroxyl group, in which: the polymer contains a specific structural unit derived from a monomer represented by the general formula (1) and a specific structural unit derived from a monomer containing a carboxylic acid (salt) group; a content of the structural unit derived from the monomer represented by the general formula (1) is from 5 mol % to 40 mol % with respect to 100 mol % of structural units derived from all monomers; a content of the structural unit derived from the monomer containing a carboxylic acid (salt) group is from 60 mol % to 95 mol % with respect to 100 mol % of the structural units derived from all the monomers; 2 mol % or more of the carboxylic acid (salt) groups in the polymer are neutralized with a volatile base and/or a nonvolatile base; 0 mol % to 15 mol % of the carboxylic acid (salt) groups in the polymer are neutralized with the nonvolatile base; and 0 mol % to 50 mol % of the carboxylic acid (salt) groups in the polymer are neutralized with the volatile base.

Binders to produce or promote cohesion in non-assembled or loosely assembled matter.