Molding composition

Claim 2

A composition comprising an admixture of A. from 0.5 to 5 weight percent, based on the total weight of the composition, of a sodium salt of a linear or branched saturated or unsaturated aliphatic monocarboxylic acid having 3 to 22 carbon atoms, and B. from 99.5 to 95 weight percent, based on the total weight of the composition, of a polyetherester having an inherent viscosity of at least 0.4 measured at about 25°C. using 0.5 percent of the polyetherester in a solvent composed of 60 percent by weight of phenol and 40 percent by weight of tetrachloroethane, comprised of the polymeric condensation product of 1. a dicarboxylic acid component comprised of a. 100-60 mole percent terephthalic acid, and b. 0-40 mole percent of an aliphatic or aromatic dicarboxylic acid having a molecular weight of less than 300, and 2.

Claim 3

a diol component comprised of a. a glycol comprised of 100-60 mole percent tetramethylene glycol and 0-40 mole percent of an aliphatic or aromatic glycol having a molecular weight of less than 300, and b. 10-60 weight percent, based on the weight of the polyetherester, of a poly(alkylene oxide) glycol having 2, 3, or 4 carbon atoms in the repeating unit and having a molecular weight in the range of 400 to 5,000, wherein the sum of the total mole percent amount of aliphatic or aromatic dicarboxylic acid having a molecular weight of less than 300 in part (B)(1)(b), the mole percent amount of aliphatic or aromatic glycol having a molecular weight of less than 300 in part (B)(2)(a) and the weight percent, based on the weight of the polyetherester, of the poly(alkylene oxide) glycol in part (B) (2)(b) equals at least 35 but does not exceed

Claim 4

a diol component comprised of a. a glycol comprised of 100-60 mole percent tetramethylene glycol and 0-40 mole percent of an aliphatic or aromatic glycol having a molecular weight of less than 300, and b. 10-60 weight percent, based on the weight of the polyetherester, of a poly(alkylene oxide) glycol having 2, 3, or 4 carbon atoms in the repeating unit and having a molecular weight in the range of 400 to 5,000, wherein the sum of the total mole percent amount of aliphatic or aromatic dicarboxylic acid having a molecular weight of less than 300 in part (B)(1)(b), the mole percent amount of aliphatic or aromatic glycol having a molecular weight of less than 300 in part (B)(2)(a) and the weight percent, based on the weight of the polyetherester, of the poly(alkylene oxide) glycol in part (B) (2)(b) equals at least 35 but does not exceed

Claim 5

2. The composition of claim 1 wherein the diol component in part (B)(2) is comprised of A. 100-70 mole percent tetramethylene glycol and 0-30 mole percent of an aliphatic or aromatic glycol having up to 12 carbon atoms, and B. 20-50 weight percent, based on the weight of the polyetherester, of poly(tetramethylene oxide) glycol having a molecular weight in the range of 800 to 4,000.

Claim 6

The composition of claim 1 wherein the sodium salt of the linear or branched aliphatic saturated or unsaturated monocarboxylic acid is from 0.5-2 weight percent, and the polyetherester is from 99.5-98 weight percent.

Claim 7

The composition of claim 1 wherein the poly(alkylene oxide) glycol of part (B)(2)(b) is poly(tetramethylene oxide) glycol.

Claim 8

The composition of claim 1 wherein the aliphatic or aromatic carboxylic acid having a molecular weight of less than 300 in part (B)(1)(b) is a linear aliphatic dicarboxylic acid containing 4-10 carbon atoms.

Claim 9

The composition of claim 5 wherein the linear aliphatic dicarboxylic acid is adipic acid, pimelic acid, suberic acid, azelaic acid, or sebacic acid.

Claim 10

The composition of claim 1 wherein the aliphatic or aromatic carboxylic acid having a molecular weight of less than 300 in part (B)(1)(b) is 1,4-cyclohexanedicarboxylic acid.

Claim 11

A composition comprising an admixture of A. from 0.5-2 weight percent, based on the total weight of the composition, of a sodium salt of a linear or branched saturated aliphatic monocarboxylic acid having 3 to 18 carbon atoms, and B. from 99.5-98 weight percent, based on the total weight of the composition, of a polyetherester having an inherent viscosity of at least 0.6 measured at about 25°C. using 0.5 percent of the polyetherester in a solvent composed of 60 percent by weight of phenol and 40 percent by weight of tetrachloroethane comprised of the polymeric condensation product of 1. a dicarboxylic acid component comprised of a. 85-60 mole percent terephthalic acid, and b. 15-40 mole percent of aliphatic dicarboxylic acid containing 4-10 carbon atoms. 2. a diol component comprised of a. 100 mole percent of a glycol comprised of tetramethylene glycol, and b. 20-50 weight percent, based on the weight of the polyetherester, of poly(tetramethylene oxide) glycol having a molecular weight in the range of 800-4,000.

Claim 12

A composition comprising an admixture of A. from 0.5-2 weight percent, based on the total weight of the composition, of a sodium salt of a linear or branched saturated aliphatic monocarboxylic acid having 3 to 18 carbon atoms, and B. from 99.5-98 weight percent, based on the total weight of the composition, of a polyetherester having an inherent viscosity of at least 0.6 measured at about 25°C. using 0.5 percent of the polyetherester in a solvent composed of 60 percent by weight of phenol and 40 percent by weight of tetrachloroethane comprised of the polymeric condensation product of 1. a dicarboxylic acid component comprised of a. 85-60 mole percent terephthalic acid, and b. 15-40 mole percent of aliphatic dicarboxylic acid containing 4-10 carbon atoms. 2. a diol component comprised of a. 100 mole percent of a glycol comprised of tetramethylene glycol, and b. 20-50 weight percent, based on the weight of the polyetherester, of poly(tetramethylene oxide) glycol having a molecular weight in the range of 800-4,000.

Claim 13

The composition of claim 8 wherein the dicarboxylic acid component in part (B)(1)(b) is 1,4-cyclohexanedicarboxylic acid.

Claim 14

The composition of claim 8 wherein the sodium salt of the linear or branched aliphatic saturated monocarboxylic acid is sodium stearate, sodium palmitate, sodium myristate, sodium laurate, or sodium 2-ethylhexanoate.