| 摘要 |
Use of thermoplastic molding compositions comprising, as essential components,
A) a polyester,B) from 20 to 200 mmol/kg of polyester A) of at least one compound of the general formula (I);whererespectively independently at any position-A1- is —NR—, —O—, —S—, —CH=A4- where R is H or C1-6-alkyl, A4 is N or CHA2 is COOX or OX, where X is Li, Na, K, Rb, Cs, Mg/2, Ca/2, Sr/2, Ba/2, Al/3A3 is C1-6-alkyl, C6-12-aryl, O7-13-alkaryl, C7-13-aralkyl, O—C1-6-alkyl, O—C6-12-aryl, O—C7-13-alkaryl, O—C7-13-aralkyl, COOX′, OX′, SX′, SO3X′, where X′ is H or X, S—C1-6-alkyl, S—C6-12-aryl, NR2, halogen, NO2,n is an integer from 1 to 4, andm is an integer from 0 to 4−n, where m=1, if A3=NO2,with the proviso that the number of mmol is based on the group(s) COOX and OX and SX′ where X′═X, to the extent that these are present in the compound of the general formula (I), and also moreoverC) from 0 to 230% by weight of further added substances, based on the weight of component A),
for producing laser-transparent moldings of any type. |
| 主权项 |
1. A laser-transparent molding comprising a thermoplastic molding composition comprising,
A) a polyester, B) from 20 to 200 mmol/kg of polyester A) of at least one compound selected from the group consisting of sodium isonicotinate, sodium 2-thiophenecarboxylic acid, sodium pyrrole-2-carboxylate, sodium phenolate and sodium phenylacetate, and C) from 0 to 230% by weight of further added substances, based on the weight of component A). |
