1、 KSKSKSKSKSKSKSK KSKSKS KSKSK KSKS KSK KS KS M ISO 291 KS M ISO 291: 2012 2012 12 22 http:/www.kats.go.krKS M ISO 291:2012 : ( ) ( ) SREAP ( ) : (http:/www.standard.go.kr) : :2002 8 29 :2012 12 22 2012-0746 : : ( 02-509-7270) (http:/www.kats.go.kr). 10 5 , . KS M ISO 291:2012 i ii 1 1 2 1 3 .1 4 2 5
2、 .2 6 2 7 3 8 3 8.1 3 8.2 .3 A( ) .4 B( ) .6 B.1 .6 B.2 6 8 KS M ISO 291:2012 ii 2008 4 ISO 291, Plastics Standard atmospheres for conditioning and testing . KS M ISO 291:2012 Plastics Standard atmospheres for conditioning and testing 1 . , . 2 . . ( ) . KS M ISO 62, 3 . 3.1 , , , . 1 . 2 ( ) . 3.2
3、3.3 KS M ISO 291:2012 2 3.4 3.5 3.6 “ ” , , . , 18 28 , “18 28 ” . 4 , . . . 5 , 1 . 1 % a23/50 23 50 27/65 27 65 a , 23/50 . 1 (86 106) kPa 1 m/s . 6 2 2 . 2 . 1 , . 1 1 . KS M ISO 291:2012 3 2 % 23/50 27/65 1 1 5 5 2 2 10 10 1 , 1 2 . 2 . 7 . “ 23” “ 27” . , . “ ” . 8 8.1 . . a) 23/50 27/65 88 b)
4、(18 28) 4 1 . 2 a) . KS M ISO 62 , t70 . t70 . A . 3 ( A ). 8.2 . . KS M ISO 291:2012 4 A ( ) . 8.1 . ( , 2 mm , KS M ISO 62 ) , . . a) (502) . 2 . KS M ISO 291 . b) 23/50 27/65 . KS M ISO 62 , 70 % t70 . KS M ISO 62 t70 d0 , (A.1) t70 . 2027070ddtt = (A.1) t70 : t70 : KS M ISO 62 , d0 d : . c) ( 50
5、 % 65 % .) , ( , .) . a) , 23/50 27/65 . . KS M ISO 291:2012 5 b) , . d2 (weeks) 2 0.1 % (d mm ). c) , . . KS M ISO 62 , 1 0.01 % . D , (A.2) 1 . Ddt=2270(A.2) t70 : (KS M ISO 62 ) d : (mm) D : (mm2/s) KS M ISO 291:2012 6 B ( ) B.1 1977 ISO 291 ISO/TC 125 ISO 554: 1976, Standard atmospheres for cond
6、itioning and/or testing Specifications . 1977 ISO 291 . , , 23 23/50 . . . 2 5 %( , ) . B.2 1997 ISO 291 . 2 , 0 , ISO 291:1977 . U (B.1)1,2 . DDA += kkU (B.1) : D : kA : kD : D 0.0 , 23/50, 2 ( 2.0 ): U 3.03 2.0 % 3.30 0.0 % 6.06 % 27/65, 1 ( 1.0 ): U 3.82 1.0 % 3.76 0.0 % 3.82 % KS M ISO 291:2012
7、7 , (control) (drift) , 2 10 % ( 1 5 % ) . KS M ISO 291:2012 8 1 STRMSDRFER, G. Realistische Umweltsimulation, F&M Zeitschrift fr Elektronik, Optik und Mikrosystemtechnik, Carl Hanser Verlag, Munich, 103 (1995), 11-12, pp. 713-716 2 Annex B of ISO 187:1990, Paper, board and pulps Standard atmosphere
8、 for conditioning and testing and procedure for monitoring the atmosphere and conditioning of samples 153787 1 92 3(13) (02)26240114 (02)262401489 http:/ Korean Agency for Technology and Standards http:/www.kats.go.kr KS M ISO 291:2012 KSKSKS SKSKS KSKS SKS KS SKS KSKS SKSKS KSKSKS PlasticsStandard atmospheres for conditioning and testing ICS 83.080.01