1,4-丁炔二醇缓蚀剂在环氧涂层中的缓蚀机理研究
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.lournal of Chinese Societv for Corrosion and Protection
Vo1.26 No.6 Dec .2006
W S ~ B ~ I II % ~ F H % ~ IF B ~ f F ~ & Z @ % % S E & E f F x - %k Y Bd B
films foimed in the Fe/H2SOs + Propargyl alcohol system by U V and IR spectroscopy and electron and X ros.Sci., 1990.30: 159 - 169 [ 6 1Yang B, Smart N G, Bockrzs J 0' M . Ellipsometric investigation of the adsorption of acetylenic alcohols on iron[J 1. Electrochim. Acta, 1992,37:317-326 [ 7 ]Yan L J , He Y F, Lin H C. Study on the inhibition effect of polymer film of propargyl alcohol in Fe/FIzSOd + H2S systems [ J I . Acta Phys. Chim.Sin., 1999,15(8) :726 - 734
E W K E % @ ~ ? T B ~ ~ % ~ U % B $ @. E U E 2 ~ + R, % % % $ M I R p . C %RIJ%&E$M@ $@, , R ,, cd %g&a$ E EE $ $A@ $ @ . tk fi +%B$@,%Bt&?fd%B$@El tk632Bt&?f!lW
, [J].Corros.Prot.. 1992,13(2) :65 -69 (E@?k.% E ~ % ' ~ R E % & ~ ~ M F J B F R @&fBEPh, [J]. 1992.13 (2) :65 - 69)
[ 5 1 Roselli M, Sanchez M A. Macchi E M, et al. A study of organic
[ 2 IGalliano F. Evaluation of corrosion protection properties of additives
for waterborne epoxy coatings on steel[J] . Prog. Org. Coat., 2002. 44:217-225
-
iron corrosion in hydrochloric acid[J] .Corrosion, 1996,52:83
- 91
ray diffractionLJ1 . Cor-
[ 101 Tedeschl R J . Acetylenic corrosion inhibitor[J 1. Corrosion. 1975, 31:130-134 [ I l l Kutej P, Vosta J , Pancir J , et al. Electrochemical and quantum chemical study of propargyl alcohol adsorption on iron[J] . J . Electrochem. Soc., 1995.142: 1847 - 1850 [I21 Pauscher A. Kutsa N G, Lukacs Z. Studies on the mechanisms of corrosion inhibition by acetylenic compounds in hydrochloric acid solution[J] . Corros. Sci.. 1993.35: 1425 - 1430 [I31 Crowcock F B. Lopp V R . Corrosion protection of oilfield steel with 1 - phenyl
z+
E'mn,Econ%%q%GZ 1 - 4- T k k I @ @ @
wavenumber / crn-'
reflection spectrum fo 1,4- butynediol
Fig. 3flB$&@@$1&, itmrr, c o r r ~ % ~ % $ ~ E & @ @ ~ $ ~ 3 IR i %@, pa= ba/2.303, PC= bc/2.303, b,,bc %B&jf;ll
T(+a9b%i893ufi,%3J&Grn&Eg#JH$%R% 5 min, UG+iiE7k%3+3?%%. i3i2Ta#,3JF%G& E % f i m Q 9 b H % % % , $E 3344.2 cm-'!fIE6$E E$;@, m$E 1651 cm-'Lb%~J!@%&@[~~ h a m a .
Table 2 Kinetic parameters of substrate surface and the functional coefficient of 1,4- butynediol for anodic and cathodic processes after stripping coating in 3 %NaCl solutions
t!wz%%-tn2mm, ~ m Q M a % % E m ,R ~ $ 8 % 7 k Y Z E $ k + Z % , UI&%&f'FH8-%R#iJ Fe tibC !! E
dR@$%~&%~lB%RmT~@t@%%%+&~B 1981, %i344Jf%a4;%%H#Z+%&f'FH, %ltf;$
Table 1 Q and a with different corrosion inhibitor concentration
%B$%H%T-+%+H!~~BZ~+(CPE)$% Q @ $ B ~ , , % # f e ! Q Sf'F3&B$rn$@, RBE3U T&,a i%%@%m% 0 < a < l . % a = O El$, Q 3% % R ;3 a = 1 El$, Q %% c"].
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[ 3 ]Reinhard G. Application of corrosion inhibitors in water
coatings[J]. Prog. Org. Coat., 1992,20 :383 - 392
-
borne
[ 4 ]Gu G S. Study on the corrosion inhibitor in primer used for ship
Z , I M Q .cm2
Fig. 1 Plots of coatings with different corrosion inhibitor concentration after 7 days
Fig.2 Equivalent circuit of coating ( a ) with corrosion inhibitor and (b)without corrosion inhibitor R e :solution resistance, C,: coating capacitance, R,: coating resistance, Q :constant phase element, R ,:charge - transfer resistance, R f : film capacitance of inhibitor, Cd: double layer capacitance at metal/coating interface
m&&&m%&
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m g , @$@&%@mz%%/J\, ~k%%#%'1$%&$d& NaCl %k%%@@!!%m, \&b?j?i. .$bk%p%@??d HB&%?%, 1 , 4 - T,R--@Xf Fe E$@EE!YJ
7 @ $ % T T % + , %GBnAZljRfiH E - 44 4;43@ BE?%H+, Ff;lI%fi&, BEG@%100 pm f 10 pm, & 25 "C .$HXta@ 30%&t+-F%5+Tdi%. $k48!li$m%HZ$+B#%, $+ByB t k ~ + E % @ f l & t t % ~ + B ( ~U S # & ~E),
[ 1 ]Braig A. A new class of corrosion inhibitors for waterborne coatings:4 - methyl - Y - 0x0 - benzene - butanoic acid complexes[J ] . Prog.Org.Coat., 1998,34:13 -20
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BB PB -700 fiH%%%I%&fiHFa&~flZPHEk, RiR&EEfi -7 -6 -5 -4 -3 -2 -1 o log 1 I A . cm-2 H%BSZP:%TPBil'BEEfiRJ%%, &&tt;,.,7l%Yll% Fig. 4 Polarization curves of iron substrate in 3 % NaCl solutions 1 , 4 - T J @ ~ @ & ' & +$g@ $fig E qtl& fl B$#%1] a after stripping coating rn+Bjf;ll rntBEE&?E!%BiB@fid.
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q4m%~$@$~~@
.lournal of Chinese Societv for Corrosion and Protection
Vo1.26 No.6 Dec .2006
W S ~ B ~ I II % ~ F H % ~ IF B ~ f F ~ & Z @ % % S E & E f F x - %k Y Bd B
films foimed in the Fe/H2SOs + Propargyl alcohol system by U V and IR spectroscopy and electron and X ros.Sci., 1990.30: 159 - 169 [ 6 1Yang B, Smart N G, Bockrzs J 0' M . Ellipsometric investigation of the adsorption of acetylenic alcohols on iron[J 1. Electrochim. Acta, 1992,37:317-326 [ 7 ]Yan L J , He Y F, Lin H C. Study on the inhibition effect of polymer film of propargyl alcohol in Fe/FIzSOd + H2S systems [ J I . Acta Phys. Chim.Sin., 1999,15(8) :726 - 734
E W K E % @ ~ ? T B ~ ~ % ~ U % B $ @. E U E 2 ~ + R, % % % $ M I R p . C %RIJ%&E$M@ $@, , R ,, cd %g&a$ E EE $ $A@ $ @ . tk fi +%B$@,%Bt&?fd%B$@El tk632Bt&?f!lW
, [J].Corros.Prot.. 1992,13(2) :65 -69 (E@?k.% E ~ % ' ~ R E % & ~ ~ M F J B F R @&fBEPh, [J]. 1992.13 (2) :65 - 69)
[ 5 1 Roselli M, Sanchez M A. Macchi E M, et al. A study of organic
[ 2 IGalliano F. Evaluation of corrosion protection properties of additives
for waterborne epoxy coatings on steel[J] . Prog. Org. Coat., 2002. 44:217-225
-
iron corrosion in hydrochloric acid[J] .Corrosion, 1996,52:83
- 91
ray diffractionLJ1 . Cor-
[ 101 Tedeschl R J . Acetylenic corrosion inhibitor[J 1. Corrosion. 1975, 31:130-134 [ I l l Kutej P, Vosta J , Pancir J , et al. Electrochemical and quantum chemical study of propargyl alcohol adsorption on iron[J] . J . Electrochem. Soc., 1995.142: 1847 - 1850 [I21 Pauscher A. Kutsa N G, Lukacs Z. Studies on the mechanisms of corrosion inhibition by acetylenic compounds in hydrochloric acid solution[J] . Corros. Sci.. 1993.35: 1425 - 1430 [I31 Crowcock F B. Lopp V R . Corrosion protection of oilfield steel with 1 - phenyl
z+
E'mn,Econ%%q%GZ 1 - 4- T k k I @ @ @
wavenumber / crn-'
reflection spectrum fo 1,4- butynediol
Fig. 3flB$&@@$1&, itmrr, c o r r ~ % ~ % $ ~ E & @ @ ~ $ ~ 3 IR i %@, pa= ba/2.303, PC= bc/2.303, b,,bc %B&jf;ll
T(+a9b%i893ufi,%3J&Grn&Eg#JH$%R% 5 min, UG+iiE7k%3+3?%%. i3i2Ta#,3JF%G& E % f i m Q 9 b H % % % , $E 3344.2 cm-'!fIE6$E E$;@, m$E 1651 cm-'Lb%~J!@%&@[~~ h a m a .
Table 2 Kinetic parameters of substrate surface and the functional coefficient of 1,4- butynediol for anodic and cathodic processes after stripping coating in 3 %NaCl solutions
t!wz%%-tn2mm, ~ m Q M a % % E m ,R ~ $ 8 % 7 k Y Z E $ k + Z % , UI&%&f'FH8-%R#iJ Fe tibC !! E
dR@$%~&%~lB%RmT~@t@%%%+&~B 1981, %i344Jf%a4;%%H#Z+%&f'FH, %ltf;$
Table 1 Q and a with different corrosion inhibitor concentration
%B$%H%T-+%+H!~~BZ~+(CPE)$% Q @ $ B ~ , , % # f e ! Q Sf'F3&B$rn$@, RBE3U T&,a i%%@%m% 0 < a < l . % a = O El$, Q 3% % R ;3 a = 1 El$, Q %% c"].
#a$%%@
Ef'F%BR$+B, R&fiE%%@7kRM& 3mass%NaCl7k$@%. + B k m % H EG&G 2 8 & 2 8 3% M352 h%&$jk,Y 8di$%%, EG&G
$!$?pdi$%a%7 -0.
ຫໍສະໝຸດ Baidu
V- - 0 . 1 V, $
4$8%BE% 3
mV/s. ~ % E E ( E I S > H % E I M283 ?El$!$k?fl 1025 %$€I%%% 0 . 1 HZ-lo5 Hz, i E 3 g @ i % q & E
[ 3 ]Reinhard G. Application of corrosion inhibitors in water
coatings[J]. Prog. Org. Coat., 1992,20 :383 - 392
-
borne
[ 4 ]Gu G S. Study on the corrosion inhibitor in primer used for ship
Z , I M Q .cm2
Fig. 1 Plots of coatings with different corrosion inhibitor concentration after 7 days
Fig.2 Equivalent circuit of coating ( a ) with corrosion inhibitor and (b)without corrosion inhibitor R e :solution resistance, C,: coating capacitance, R,: coating resistance, Q :constant phase element, R ,:charge - transfer resistance, R f : film capacitance of inhibitor, Cd: double layer capacitance at metal/coating interface
m&&&m%&
$ 1,4 -
Tafel$$$.
@%%(4).St:(5)it$$
-200 -300
T'kkft-!%%@fdXf BT%b?L?&lfiH% m, %, 3&ELFlT% . 2 E % 2 9, I , 4 - T ; W E S ~ ~ @ 3 I I H B & B t%$
m g , @$@&%@mz%%/J\, ~k%%#%'1$%&$d& NaCl %k%%@@!!%m, \&b?j?i. .$bk%p%@??d HB&%?%, 1 , 4 - T,R--@Xf Fe E$@EE!YJ
7 @ $ % T T % + , %GBnAZljRfiH E - 44 4;43@ BE?%H+, Ff;lI%fi&, BEG@%100 pm f 10 pm, & 25 "C .$HXta@ 30%&t+-F%5+Tdi%. $k48!li$m%HZ$+B#%, $+ByB t k ~ + E % @ f l & t t % ~ + B ( ~U S # & ~E),
[ 1 ]Braig A. A new class of corrosion inhibitors for waterborne coatings:4 - methyl - Y - 0x0 - benzene - butanoic acid complexes[J ] . Prog.Org.Coat., 1998,34:13 -20
$
.-400
YI
-500 -600
BB PB -700 fiH%%%I%&fiHFa&~flZPHEk, RiR&EEfi -7 -6 -5 -4 -3 -2 -1 o log 1 I A . cm-2 H%BSZP:%TPBil'BEEfiRJ%%, &&tt;,.,7l%Yll% Fig. 4 Polarization curves of iron substrate in 3 % NaCl solutions 1 , 4 - T J @ ~ @ & ' & +$g@ $fig E qtl& fl B$#%1] a after stripping coating rn+Bjf;ll rntBEE&?E!%BiB@fid.
20
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3.2
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% 12
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.
c
1 8
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