A thermochromic polymer composition including a base polymer material; a temperature sensitive material, which changes a color of the thermochromic polymer composition in response to a temperature change; and a stabilizer, which enhances stability performance of the thermochromic polymer composition. The thermochromic polymer composition which has a good thermochromic performance and good thermal performance and thus could provide a visible indication of the overheat condition. An electrical device is formed from the thermochromic polymer composition. A further embodiment of the process for preparing the thermochromic polymer composition and forming the electrical device.

Polyolefin compositions comprising i) a polyolefin, ii) one or more phosphorus—containing benzofuranone compounds and iii) one or more hindered amine light stabilizers are provided excellent protection against discoloration and enhanced thermal stability during melt processing as exhibited by improved retention of molecular weight and maintenance of polymer molecular architecture.

Polyolefin compositions comprising i) a polyolefin, ii) one or more phosphorus—containing benzofuranone compounds and iii) one or more hindered amine light stabilizers are provided excellent protection against discoloration and enhanced thermal stability during melt processing as exhibited by improved retention of molecular weight and maintenance of polymer molecular architecture.

Polyolefin compositions comprising i) a polyolefin, ii) one or more phosphorus—containing benzofuranone compounds and iii) one or more hindered amine light stabilizers are provided excellent protection against discoloration and enhanced thermal stability during melt processing as exhibited by improved retention of molecular weight and maintenance of polymer molecular architecture.

A resin composition, a light conversion layer and a light emitting device are provided. The resin composition includes a quantum dot (A), an alkali-soluble resin (B), an ethylenically unsaturated monomer (C), a photoinitiator (D), a solvent (E) and a phenyl-based compound (F). The phenyl-based compound (F) includes at least one of a compound represented by following Formula (F-1) and a compound represented by following Formula (F-2). Based on a total usage amount of the resin composition as 100 parts by weight, a usage amount of the phenyl-based compound (F) is 0.05 to 5 parts by weight. ##STR00001##
In Formula (F-1) and Formula (F-2), the definition of R.sup.1, R.sup.3, R.sup.4, Y, Z, m, n and p are the same as defined in the detailed description.

A resin composition, a light conversion layer and a light emitting device are provided. The resin composition includes a quantum dot (A), an alkali-soluble resin (B), an ethylenically unsaturated monomer (C), a photoinitiator (D), a solvent (E) and a phenyl-based compound (F). The phenyl-based compound (F) includes at least one of a compound represented by following Formula (F-1) and a compound represented by following Formula (F-2). Based on a total usage amount of the resin composition as 100 parts by weight, a usage amount of the phenyl-based compound (F) is 0.05 to 5 parts by weight. ##STR00001##
In Formula (F-1) and Formula (F-2), the definition of R.sup.1, R.sup.3, R.sup.4, Y, Z, m, n and p are the same as defined in the detailed description.

Provided are a resin additive composition which is excellent in fluidity and can impart excellent physical properties to a thermoplastic resin, a thermoplastic resin composition, and a molded article thereof.

A resin additive composition is composed of a phosphoric acid ester compound (A) represented by the following general formula (1):

##STR00001##

(in the formula (1), R.sup.1 to R.sup.4 each independently represent a hydrogen atom or a linear or branched alkyl group having 1 to 9 carbon atoms, and R.sup.5 represents an alkylidene group having 1 to 4 carbon atoms) and a fatty acid sodium salt (B) represented by the following general formula (2):

##STR00002##

(in the formula (2), R.sup.6 represents a group introduced from an aliphatic organic acid having 7 to 30 carbon atoms), and the mass ratio of (B)/(A) is 0.55 to 2.0.

Provided are a resin additive composition which is excellent in fluidity and can impart excellent physical properties to a thermoplastic resin, a thermoplastic resin composition, and a molded article thereof.

A resin additive composition is composed of a phosphoric acid ester compound (A) represented by the following general formula (1):

##STR00001##

(in the formula (1), R.sup.1 to R.sup.4 each independently represent a hydrogen atom or a linear or branched alkyl group having 1 to 9 carbon atoms, and R.sup.5 represents an alkylidene group having 1 to 4 carbon atoms) and a fatty acid sodium salt (B) represented by the following general formula (2):

##STR00002##

(in the formula (2), R.sup.6 represents a group introduced from an aliphatic organic acid having 7 to 30 carbon atoms), and the mass ratio of (B)/(A) is 0.55 to 2.0.

A polyamide resin composition containing, per 100 parts by mass of a particular polyamide (A), 45 to 120 parts by mass of an inorganic filler (B), 25 to 40 parts of at least one kind of a phosphinate salt (C) represented by the particular formula, 2 to 15 parts by mass of a phosphite salt (D), and a colorant (E), having a sulfur element content of less than 220 ppm by mass and ΔE represented by the following expression (1) of more than 1, and a molded body thereof:

ΔE=[(L*.sub.col.Math.L*.sub.nat).sup.2+(a*.sub.col.Math.a*.sub.nat).sup.2+(b*.sub.col.Math.b*.sub.nat).sup.2].sup.1/2  (1)

wherein the symbols in the expression are defined in the description.

A polyamide resin composition containing, per 100 parts by mass of a particular polyamide (A), 45 to 120 parts by mass of an inorganic filler (B), 25 to 40 parts of at least one kind of a phosphinate salt (C) represented by the particular formula, 2 to 15 parts by mass of a phosphite salt (D), and a colorant (E), having a sulfur element content of less than 220 ppm by mass and ΔE represented by the following expression (1) of more than 1, and a molded body thereof:

ΔE=[(L*.sub.col.Math.L*.sub.nat).sup.2+(a*.sub.col.Math.a*.sub.nat).sup.2+(b*.sub.col.Math.b*.sub.nat).sup.2].sup.1/2  (1)

wherein the symbols in the expression are defined in the description.