The invention provides a rubber composition prepared by mixing, per 100 parts by mass of the rubber component comprising at least 50% by mass of a diene-based rubber, from 20 to 150 parts by mass of a filler, and from 0.05 to 30 parts by mass of a compound A which has a specific amidine structure and has a functional group reactive with the diene-based rubber. The rubber composition improves both a high elastic modulus and a low tan . The invention also provides a pneumatic tire using the rubber composition.

The invention provides a rubber composition prepared by mixing, per 100 parts by mass of the rubber component comprising at least 50% by mass of a diene-based rubber, from 20 to 150 parts by mass of a filler, and from 0.05 to 30 parts by mass of a compound A which has a specific amidine structure and has a functional group reactive with the diene-based rubber. The rubber composition improves both a high elastic modulus and a low tan . The invention also provides a pneumatic tire using the rubber composition.

The invention provides a rubber composition prepared by mixing, per 100 parts by mass of the rubber component comprising at least 50% by mass of a diene-based rubber, from 20 to 150 parts by mass of a filler, and from 0.05 to 30 parts by mass of a compound A which has a specific amidine structure and has a functional group reactive with the diene-based rubber. The rubber composition improves both a high elastic modulus and a low tan . The invention also provides a pneumatic tire using the rubber composition.

Provided is a binder composition that is capable of forming an electrode that can suppress an increase of internal resistance after cycling of an electrochemical device. The binder composition contains a polymer X, N-methyl-2-pyrrolidone, and a nitrogen compound other than N-methyl-2-pyrrolidone. The polymer X includes a nitrile group-containing monomer unit and includes either or both of an aliphatic conjugated diene monomer unit and an alkylene structural unit. The nitrogen compound has a molecular weight of 1,000 or less. An HSP distance (R.sub.A) between the nitrogen compound and the polymer X is 10.0 MPa.sup.1/2 or less.

The present invention provides a laminate capable of suppressing corrosion of a metal pattern serving as a resonator with respect to electromagnetic waves in a terahertz band, and a method for manufacturing a laminate. The laminate of the present invention includes a dielectric film, a metal pattern serving as a resonator with respect to electromagnetic waves in a terahertz band, which is disposed on at least one surface side of the dielectric film, and an organic film in which a moisture permeability under an environment of a temperature of 40 C. and a relative humidity of 90% is 3000 g/(m.sup.2.Math.24 hr) or less, which is disposed on the metal pattern.

The present invention provides a laminate capable of suppressing corrosion of a metal pattern serving as a resonator with respect to electromagnetic waves in a terahertz band, and a method for manufacturing a laminate. The laminate of the present invention includes a dielectric film, a metal pattern serving as a resonator with respect to electromagnetic waves in a terahertz band, which is disposed on at least one surface side of the dielectric film, and an organic film in which a moisture permeability under an environment of a temperature of 40 C. and a relative humidity of 90% is 3000 g/(m.sup.2.Math.24 hr) or less, which is disposed on the metal pattern.

A high voltage electrical component for an electric vehicle is provided. The component comprises a polymer composition that includes a polymer matrix containing a liquid crystalline polymer. The composition exhibits a comparative tracking index of about 125 volts or more as determined in accordance with IEC 60112:2003 at a thickness of 3 millimeters. Further, the composition defines an orange surface that is characterized by a L* value of from about 55 to about 75, an a* value of from about 18 to about 38, and a b* value of from about 22 to about 42, wherein L*, a*, and b* are calculated using CIELAB units according to ASTM D2244-16.

A high voltage electrical component for an electric vehicle is provided. The component comprises a polymer composition that includes a polymer matrix containing a liquid crystalline polymer. The composition exhibits a comparative tracking index of about 125 volts or more as determined in accordance with IEC 60112:2003 at a thickness of 3 millimeters. Further, the composition defines an orange surface that is characterized by a L* value of from about 55 to about 75, an a* value of from about 18 to about 38, and a b* value of from about 22 to about 42, wherein L*, a*, and b* are calculated using CIELAB units according to ASTM D2244-16.

Curable compositions for use in or as adhesives, sealants and/or coatings are disclosed herein. The compositions include a (meth)acrylate monomer, a (meth)acrylate terminated resin, an effective amount of a photoinitiator together with a dye substantially dissolved in the system which imparts good dyeing property in the (meth)acrylate composition. Upon curing, a resultant cured composition has a stable second color and obvious color change. The invention also relates to a method of detecting curing degree of the polymerization of the compositions.

Curable compositions for use in or as adhesives, sealants and/or coatings are disclosed herein. The compositions include a (meth)acrylate monomer, a (meth)acrylate terminated resin, an effective amount of a photoinitiator together with a dye substantially dissolved in the system which imparts good dyeing property in the (meth)acrylate composition. Upon curing, a resultant cured composition has a stable second color and obvious color change. The invention also relates to a method of detecting curing degree of the polymerization of the compositions.