GOST 32618 2-2014 Plastics Thermomechanical analysis (TMA) Part 2 Determination of coefficient of linear thermal expansion and glass transition temperature《塑料 热机械分析法 (TMA) 第2部分 线性热.pdf

1、 , () INTERSTATE COUNCIL FOR STANDARDIZATION, METROLOGY AND CERTIFICATION (ISC) 32618.2 2014 (ISO 11359-2:1999) () 2 (ISO 11359-2:1999, MOD) 32618.22014 II , 1.092 . 1.22009 . , . , , , 1 () . ( ) 5 , 2 230 , 3 , ( 27 2014 . 64-) : ( 3166) 00497 ( 3166) 004 97 AZ BY KG RU TJ 4 29 2014 . 462- 32618.2

2、2014 (ISO 11359-2:1999) 01 2015 . 5 ISO 11359-2:1999 Plastics Thermomechanical analysis (TMA) Part 2: Determination of coefficient of linear thermal expansion and glass transition temperature (. (). 2. ) , . , , . , , / , , . (en). , , . , , . . . (MOD) 6 32618.22014 III - , . () - - . , , 2014 , 32

3、618.22014 (ISO 11359-2:1999) 1 () 2 Plastics. Thermomechanical analysis (TMA). Part 2. Determination of coefficient of linear thermal expansion and glass transition temperature 2015 03 01 1 . (). . . 2 : 124232013 . () 32618.12014 (ISO 11359-1:1999) . (). 1. - , 1 , - . (), - () . , , , , . 3 32618.

4、1, : 3.1 : , . 3.2 : , . . 32618.22014 2 3.2.1 : , -1 (-1), : 00/11 ,/ppdL dL dtdT L dT dt L (1) dL dt ; dT dt ; L0 23 , . L , . 3.2.2 : , , , , . , -1(-1), : 01 ,LTL (2) L , ; T T1 T2, T2 T1 , (); L0 23 , . T T1 T2. : 12 ,2T (3) T1, T2 , (). (1) (2) . 3.3 : ( ) ( ) . 3.4 Tg: , , . , , (. 8.1.3). 4

5、, , . 5 32618.1., : - / ; - 12423. 32618.22014 3 : 1 , , . , . 2 , . 6 6.1 32618.1 ( 7). 5 10 , 5 . , . . , (, ). , . 6.2 . : 1 , , : , ( 50 ) ( 50 ), 5 , , . 2 , 50 / , . 7 7.1 , 32618.1. , , . 7.2 . . , (4,0 0,1) . , , . , , , . , 50 100 /. . , . 5 C/. ( ). . 32618.22014 4 , . , , . 8 8.1 8.1.1 , -1 (-1) , TMA ( 1), : 01 ,dLdT L (4) L , ; , (). L0 23 , ; 1.10-7 -1 (-1) . , 1. 10-6 -1 (-1). . 1 8.1.2 8.1.2.1 . , -1(-1) 1 2 , TMA ( 2), : 01 ,LTL (5) L , ; =2 1 1 2 , (); L0 23 , . 32618.22014 5 . L, . 1.10-7 -1 (-1). , 1. 10-6 -1 (-1). . 2 8.1.2.2 . ,