KS M ISO 2556-2006 Plastics-Determination of the gas transmission rate of films and thin sheets under atmospheric pressure-Manometric method《塑料 大气压力下薄膜和薄板的气体透过率的测定 测压法》.pdf

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KS M ISO 2556-2006 Plastics-Determination of the gas transmission rate of films and thin sheets under atmospheric pressure-Manometric method《塑料 大气压力下薄膜和薄板的气体透过率的测定 测压法》.pdf_第1页
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1、 KSKSKSKS SKSKSKS KSKSKS SKSKS KSKS SKS KS 2006 8 7 KS M ISO 2556 KS M ISO 2556:2006M ISO 2556:2006 ( ) ( ) ( ) ( )SK ( ) ( ) ( ) : : 2001 12 29 : 2006 8 7 2006 0328 : : ( ) ( 02 509 72997301) . 7 5 , . ICS 83.140.10 KS M ISO 2556: 2006Plastics Determination of the gas transmission rate of films and

2、 thin sheets under atmospheric pressure Manometric method ISO 2556 Plastics Determination of the gas transmission rate of films and thin sheets under atmospheric pressure Manometric method . 1. . 120 000 cm3/m2 d atm . . 2. . . KS M ISO 291 3. , (STP) . , . 0 , 1 24 (cm3/m2 d atm) . 1 . SI fm/Pa s .

3、 1 fm (femtometre) = 10 15m 1 cm3/m2 d atm = 0.114 3 fm/Pa s 1 fm/Pa s = 8.752 cm3/m2 d atm 2. 760 mm : 1 013 mbar 101.3 kPa . 4. 1 2 . 1 . 2 0 . 1 2 2 . , . 5. 5.1 5.4 1 M ISO 2556:2006 2 2 . 2 . 5.1 (metal cell) . a) 1 , . b) 100120 mm “ ” , 1) 2) . 1) , 20 mm 1215 mm ( 1 ). , . (gasket) . 2) (sin

4、tered disk) 60 mm mm ( 2 ) 1) 2) . 2) . 2 (5.2) (5.5) . 1 2 . 7. . . 5.2 1.52 mm 200400 mm , 0.5 mm . 5.3 U 1 2 , 5 mm U . , (vacuum stopcock, .) . 5.4 U . 1 2 . a) U ( 1 ) (overflowing) . 1) , U ( 1 ). . . 2) . 2) , U . (8.2 ). b) ( 20 mm ) M ISO 2556:2006 3 ( 2 ). 5.5 13 Pa 6 Pa . 5.6 5.7 0.5 5.8

5、5.9 6. , ( , , , ) . . 80 mm . 3 . ( KS M ISO 291 ) . . 7. (232) , KS M ISO 291 5. . 7.1 (5.4) . U 0 , 5.4(a)(1) . 7.2 5.1 b) 1) . 7.3 . 7.4 . 7.5 . 7.6 (drying column) . 1 . , . . 7.7 2 27 Pa . 5.5 . 7.8 U . . . . 5.4(a)(1) . , ( ). 7.9 h t , h . U . . M ISO 2556:2006 4 h , 56 . h t . t h 12 % . 0.

6、25 mm . 100 cm3/m2 d atm 0.1 mm . (cathetometer) . 100 cm3/m2 d atm , 5 . 7.10 , . 7.11 H(cmHg) . , (metallic packing block) 2 . (regime) . 8. 8.1 2 (V) . 2 . . . a) , . , ( = 1.45 g/cm3). b) ( ). . c) 8.2 5.4(a)(1) c 1 . c . uac +=1 , a: (cm2) u: U (cm2) , U ( ) . 8.3 h(cm) t (hour 0.1h) . dh/dt ,

7、 ) t . dh/dt h cm . 1 24 (cm3/m2 d atm) G . M ISO 2556:2006 5 thcchHahVAPTTGdd2101244oo+= (1) , To= 273 K T: (K) Po: Po = 1 A: (cm2) V: 2 (cm3) a: (cm2) h: t (cm) H: (cm) c: (8.2 ) dh/dt: t (cm/h) ( 2 3 ) . (1) . . tppPahVAPTTGdd2101244oo+= (2) P: p: t 2 dp/dt: t P, p ( dp) . (2) (1) P = k H (3) ,

8、p = kch(4) k H h P p . / MT 2L 2 . P p cmHg H h cm k = 1 . (4) (3) (2) p( dp), P . thkckchPahVAPTTGdd2101244oo+= (5) thcchHahVAPTTGdd2101244oo+= (1) 9. . a) , ( ) b) c) d) M ISO 2556:2006 6 e) f) 1 5.4 (a)(1) 0.5 mm 1 U X M ISO 2556:2006 7 2 5.4 (b) U () U 2006 9 1 135 513 701 7 (02)6009 4567 (02)60

9、09 4887 8 http:/ 607 822 1 11( 10 ) (051)557 1239 Fax. (051)557 0430 702 845 2 1741( 3 ) (053)384 1562 4 Fax. (053)384 1565 790 380 627( 3 ) (054)278 9661 Fax. (054)278 9662 406 829 7 50( 16 ) (032)260 0260 7 Fax. (032)260 0268 443 766 906 5( 9 ) (031)259 7000 9 Fax. (031)259 7010 200 041 1 9( 304 )

10、 (033)252 9423, 254 9423 Fax. (033)256 9423 361 802 1508 1( 6 ) (043)236 2451 3 Fax. (043)236 2454 305 343 23 14( 5 ) (042)864 2301 3 Fax. (042)864 2304 330 816 43 5( 1204 ) (041)589 0500 3 Fax. (041)589 0504 561 736 1 337 2( 7 ) (063)214 2235 7 Fax. (063)214 2238 506 301 621 15( 4 ) (062)953 1435 7

11、 Fax. (062)953 1438 641 966 298 7 ( 6 ) (055)212 1212 Fax. (055)212 1213 683 804 758 2( 2 ) (052)289 6601 3 Fax. (052)289 6604 425 020 541 3( 4 ) (031)487 6191 4 Fax. (031)487 6195 730 350 92 30( 8 ) (054)473 6954 Fax. (054)473 6955 480 848 2 487 6( 3 ) (031)82981824 Fax. (031)8298185 KOREAN STANDARDS ASSOCIATION KSKSKSSKSKS KSKS SKS KSKS SKSKS KSKSKSKS M ISO 2556: 2006 PlasticsDetermination of the gas transmissionrate of films and thin sheets under atmospheric pressureManometric method ICS 83.140.10

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