免费文献传递   相关文献

Effect of Pressing Parameters on Formaldehyde and Other TVOC Emissions from Particleboard

热压工艺对刨花板甲醛及其他有机挥发物释放总量的影响


以兴安落叶松刨花和脲醛树脂胶黏剂为原料,采用正交试验法研究热压温度、热压时间、施胶量、密度工艺因子对刨花板甲醛和其他挥发性有机化合物释放量的影响。结果表明: 热压温度、热压时间、施胶量和密度4个工艺因子对刨花板甲醛的释放及其他有机挥发物的释放均影响显著; 提高热压温度、延长热压时间、降低板密度能显著降低甲醛及有机挥发物的释放量; 综合考虑甲醛及其他有机挥发物释放量确定优化工艺因子为热压温度180 ℃,热压时间37.5 s·mm-1,施胶量11%,密度0.6 g·cm-3,压制出的刨花板甲醛及其他有机挥发物释放量明显下降,满足GB 18580-2001的要求。

The influence of hot-pressing factors on formaldehyde and other volatile organic compounds (VOCs) were studied in this paper. The particleboard of Larix gmelinii and UF resin were used as main raw materials. Orthogonal design was adopted to analyze the influence of hot-pressing temperature, hot-pressing time, resin content and density on the concentration of formaldehyde and other VOCs. The results showed that the emission of formaldehyde and other VOCs were significantly affected by hot-pressing temperature, time, resin and density. The emission of formaldehyde and other VOCs were obviously decreased in usage with the increasing of hot-pressing temperature, press time and the decreasing of density. Taking formaldehyde and other VOCs emission into account, the optimized condition was hot-pressing temperature of 180℃, hot-pressing time of 37.5 s·mm-1, resin content of 11%, board density of 0.6 g·cm-3. The emissions of optimized particleboard satisfied the national standard GB 18580-2001.


全 文 :! !"" ! #$#
% $ $ &$ #$ %
& ’ ( )
’()*+,)- ’)./-* ’)+)(-*
/012!"*+02#$
3456*
!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
% $ $ &
1k>sm$_2oFABCbs
|O;B2!}~KL
j c V < wbd
F\d&’*)yX()a>U)H %&u #"$$!$f
! "# YwYJ2P$_y%FUIMH1gVX*#$^(<_vQR1kw,x1kiRx_M}xo,>
sz{m$_2oFyBC|OHbs;E;B2}~KLPQRSTU1kw,x1kiRx_M}yo, !-
>sz{m$_2oF~B2ABCbs|O;~B2yKL#$T]+1kw,xV01kiRx{f2o,=
#${foFAbs|O;~B2}T{EcdoFABCbs|O;B2}et<;>sz{g1kw,
#7$ 8*1kiR 9:2" ;H<<=#*_M} ##>*o, $2? @H4<= 9*kLl~$_2oFABCbs|O;B2}T#
K{*‘" AB #7"7$ = %$$#~O1P
$%&U wYJ2PT$_2ToFTbs|O;T1k>sz{
’()*+#,’?"9 ,-./0#- ,12+##$$# = :!773%$$&4#$ = $#9$ = $!
|&’#U%$$7 = $" = #%P
j()*UGUZbU‘H(Qa)F%$$7$&#%$fP
!""#$% &" ’(#))*+, ’-(-.#%#() &+ /&(.-01#231# -+1 4%2#(
5647 !.*))*&+) "(&. ’-(%*$0#8&-(1
’CDE FGE .HG IG JCG KHL0M0E@
F!"##$%$ "& ’()$*+(# ,-+$.-$ (./ 0.%+.$$*+.%*1"*)2$(3) 4"*$3)*5 6.+7$*3+)5 8(*9+. #"$$!$f
98)%(-$%U ,CD HEN1GDE4D 0N C05OPQD;;HE@ NL450Q; 0E N0Q5CH; PLPDQ 6 ,CD PLQ5H41DU0LQM 0N :(*+; %<$#+.++ LEM VW QD;HE TDQD G;DM L; LEL1RXD 5CD HEN1GDE4D 0N C05OPQD;;HE@ 5DN0QUR C05OPQD;;HE@ 5DG;L@D TH5C 5CD HE4QDL;HE@ 0N C05OPQD;;HE@ 5D/3(; D9:2" ;H<<= #*QD;HE 40E5DE5 0N ##>*U0LQM MDE;H5R 0N $2? @H4<= 9 6 ,CD DEL5H0EL1 ;5LEMLQM AB #7"7$ = %$$# 6
:#3 ;&(1)U :(*+; %<$#+.++TPLQ5H41DU0LQMTN0Q‘R&R&]BmgX.S}~\ODmy@*hiz&R&]HO~
‘R&&GHE;,wO2*}:$[‘R&]7*Gt$~*y@X%FUIMH1*2y7de~y
HEan:~oFo34B2GCD‘RQ87o
Fj}P/P:mk2LU7~oFB2R}yi8vv?lhk
t*9;MH1VXNHxsNoy[#^
6(vduI{frv*%$$%TO((*%$$9T9%L(*%$$7fP
*3*bs;E;~B2SHI~‘R&&+;XGR?
)=~loPmw{qw’‘RQ87|OHbs
;E;F/3(fop8tOk*‘RUE^xF^x~
^;SNOg=[8S#&&7T[D1H;;L $) (# 6*%$$$fP^GGU/OHo+
lJhfB2}UaoFyBC /3( B2!}
F,/3(fB2/O*mfB2}=U~tG?lhk
tFOq*%$$7fP:mOk*YhU,~ /3( B2Pt&(F%$$7fDm’8
F!=..+.%2(<+( #(.-$"#()(f~+@TU7Ok*b*
}~F^xUE^x"^;E;B2*+@w,yF
j|Cm|O;~B2}KLc*P!"#$"F%&&’fm
8y+@TU<;*{fOkm+,-./"0(F%&&%fx1"2.(F%&&’fQR1kTU7$
_2 ()*~B2Ok*D1kTU7$_2oB2
l!-xoFxo"YAUE^;S*/1kw,x1
kiRxM1xU1~N:m$_2 ()*B21^
bYhU,~KLP
9QRYwYJ2PF !"#$% &’()$*$$f$_y%
FUIMH1gVX*#$^(<_*QR1kw
,x1kiRx_M}yo,>sz{m$_2oF
y 3()*~KL*<;$_2X=>s*Y{f$_
2Dt$7oFy ()*~B2P
4 yXavv
!"! @A
<_$wYJ2P‘+$t{3&&e*X3
3x$3[L*by7dg 45677 88 9 %6:; 88 9
&67’ 88~:b$_*$j|Cg :’$%&u\8MH1PX=~%FUIMH1*=>
7g 56?*H,g ;4 0F%7@*j A ::f*{;oFj
} &64;<*sqj}g 746B:&<~F|7^*s;1t$c, %&<~ C>:*/P
!"# opL$8
+DE>FG3E4 HI!E5%:&IM! ()*08qi8fT!V JKI’&&4
Q8v;hTPLB L*E+%&:M3@zhT(Q)
‘fTh!~whT3bT|vw,qTQ8m"
+@zT@33,qP
!"$ <=
46’64 KRSTULV1WXYZ7 9QRc
|1kw,x1kiRx_M}yo, :-1k>s
z{m$_2oFABC ()* B2!}~KLP
#$^(S DB’: iqkL$_2*op\&<_*
aq<_iqv2HS 4P
46’6% [b\]0T.ab Q}GU/Oh2ABLU7oFB2R}iFIN 4?7?& A %&&4f~
O1*#$(Q)‘vm$_27oF~B2}o
p8tP
46’6’ [b\ ()*=^]0HT.ab $_21
k[D‘w5AK2p %: O*t$_2~w,yj
|C~[bcP$_2 :-Yy#$9IfB2H
~ASHM2oC*Y[)Yy=X+ ()*B2P
Yy^6[~$_2’Fde g &64B% 8%
F’%& 88 9 ’&& 88 9 %dfP
C ! ?@}~$nC %&$’
()*+! ,-./0102)3 4564-7842.9 :49712 %&$’
<_I
C,P
1kw,
>,QE=#R00$2.
QR8=R#"Q-#RFMfS@
1kiR
>,QE=#R00$2.
Q$8RFNfS
F0H88A 4f
_M}
TR0$2
U,2QR2QF*fS<
o,
+R20$QVF+fS
F.HU8A ’f
4 4F4:&f 4F’&f 4F5f 4F&6;f
% 4F4:&f %F’’6?f %FBf %F&65f
’ 4F4:&f ’F’567f ’F44f ’F&6?f
: %F4;&f 4F’&f %FBf ’F&6?f
7 %F4;&f %F’’6?f ’F44f 4F&6;f
; %F4;&f ’F’567f 4F5f %F&65f
5 ’F4?&f 4F’&f ’F44f %F&65f
? ’F4?&f %F’’6?f 4F5f ’F&6?f
B ’F4?&f ’F’567f %FBf 4F&6;f
\d&’*) ?& D&p)oC*x:kQ8O\&pxZ[E|+:%
L&py@z%L&pDmP<_3@/$?&H
:u1x+g|xB;{|:u*RSdPwu#u
&pT/O8<5AFw, %’ @*Zmz, 7&<*
Q8(}C 464’ DH8$2A 4f*2u*8u9ep 4 O
[>W ? O%N8#u&p~l8M%/yzw|P)[o ()*8
qi8fSt$ 4&6; R(~ HW++*oF~\;(g 4&6B R(*zb<_7i8X~ ()*0 Y8j
oFP
% QRa]c
t$1kw,x1kiRx_c}xo, :z{
’|b DB’: ^(Sop<_*D1kks %67 !H"
~5AKkL’d7dg ’:& 88 9 ’%& 88 9 ? 88
J2P$_2PrDbp<_\& ’f*<_QR
#S %SJP
C # ’K%qD6 ;,<9rs?@}~ef
()*+# =49>3.9 0? 0-./0102)3 .49. )*0>. ;,<9
48799702 0? !"#$% &’()$*$$ 6)-.7@34*0)-:
<_I
C,P
oF
F,#8"/XROVXRS38.HF4&& .fA44
3()*FkoF
RYU/-XR Z,#8"/XROVXRfSF!.H8
A’f
+4 +% +’ ,4 ,% ,’
4 564? ;6B5 5644 :? 7; ;;
% 4&6:5 4&6’? 4&6;% ;7 ?& 5%
’ 564& 5647 ;6?: ’: :% ’?
: ;6?% ;6B% ;6B7 ’; :& 7&
7 :6’5 :6’5 :6%; :7 ’; ’&
; %675 %6;% %67B :& :; 7&
5 ’6&’ ’644 ’6&7 ’4 :4 ’;
? 467B 467B 46;7 :% :B :?
B 4677 465; 46;& %: ’4 :4
4’4! 4&# 9 ,(U1k>sm$_2oFABCbs|O;B2!}~KL
!"# X^mtUV5qD6uvrs8A;<
:$(Qv8t~J2P$_2oFB2};
m,c**)+B2}LW !"#$% &’HF!"" ’f( !*)
fB2}Jg !#)) &’HF!"" ’f( !*by7g *#+,
&’HF!"" ’f( !Pm<_|}op]r@By#$H
@B*etMz{~KLU,*oGsP
)S -**LV*1kw, .z{]r7)**q
1kw,~N:m$_2oFB2}~KL)**B
fg_M} /x1kiR 0*o, 1moFB2}K
L)0P)S *LYll*1kw,x1kiRx_M
}xo,m$_2oFB2}yKL#$PD$_2
1kTU7*moF~B2}op%L4Ohicd
1kw,x1kiRx_M}xo, *-zA**Xc
I>s5Ag .-0-/!1!*q1kw, !2" 3*1ki
R -,#) 4H&&(!*_M} ,5*o,"#$ ’H6&(-P
7~{;oFx1kiUI~@ixt$TU7UI
~{iA8yD@7~oFFY-H(*%""$fP1
kw,~z+x1kiR~V0b-[UI(.,
~]+*t$_27*}~oF4|$8$OGN
i*@?BD1kTU7~*}B2*;G{fho
F~B2}PD+w5AK*8y7~’wOA@
i*8A7~o/j^N^B2loFPmI$_
t$}*{f 78UIMH1_M}*_M[2-j
|C{f*Oo1kiMH1(.n:*;G{f2
y7oFB2}P
C $ ’K%qD6 %&’(rs?@}~AP)T
)*+,$ )-. /*01. *0*23(4( 56 !"#$% &’()$*$$ 7*/8492.+5*/: %&’( .;4((450
y7
9:;<
oF
8=>&;?@:AB@:
CDE/
FkoF :F6?G@: H=>&;?@:AB@:f
. 0 / 1 . 0 / 1
I! 2#%"% )#$2% -#,$- *#-)% ))#$$! **#2,- *+#)"* *!#2$+
I% *#$"2 )#*,2 $#-*! )#-2% *!#-2, )!#,-% *2#$%, )!#!-!
I- %#!"- -#,)- *#2"+ )#!,+ -2#"2- -2#)%$ -,#""" *%#!-!
]r J;<’: $#"++ !#+%+ %#),2 !#"-" !,#),2 !-#%"$ !%#)"* +#%$%
C < X^mtUV5’K%qD6 %&’(rs;<}~)*+,< )-. =*/4*09. *0*23(4( 56 8-. -58>7/.((401 6*985/( 85 8-. %&’( .;4((450 56 !"#$% &’()$*$$ 7*/8492.+5*/:
./
K<@:F
vrg=
L=G>6: =H M;>N;<6:
;rbvy
LG& =H 4OG;>:4
+),
@H
yvy
9:;< 4OG;>: !
#$H|b
LN’oF . !$+#!$$ % 2*#)2- + ,*,#"+" "#"""
8=>&;?@:AB@: 0 %"#%"2 % !"#!"* ! !$*#-,* "#"""
/ -"#%), % !)#!%+ ! ,*-#-2+ "#"""
1 )#-), % %#$,2 -"2#$)* "#"""
CDE/FkoF . ! ),"#+)" % ,2)#*,) !,#--" "#"""
:F6?G@: 0 ,2)#%$* % -+%#$-% 2#$$% "#""%
H=>&;?@:AB@:f / 2,$#+-- % *-2#*$, +#$,* "#""!
1 )""#),- % %)"#%2$ )#)%% "#"!-
!"! X^mtUV5qD6 )%&’3wuv4rs
8A;<
:$ QR9,%*"IM! DE/8qi8fm^(
<_u9op%N 2 A~8t**X/O5AK$
_2 DE/4FkoFfB2}by7P)S -LV*1
kw,z{ .m$_2 DE/4B2KL)**Bf
X1kiR 0 y_M} /*o,z{ 1 m$_2
DE/4B2}KL)0P#$H@BSTFS *f*D
" S "#")i*1kw,x1kiRx_M}xo,m$
_2 DE/4B2}yKL#$PQE]r@BQR
*X%L$_2 DE/4FkoFfB2}~cI>s
5Ag .-0-/-1!*q1kw, !2" 3*1kiR
-,#) 4H&&(!*_M} !!5*o, "#$ ’H6&( -P
DE/*VgI]D )" T %$" 3Y$.%!‘D
~bs;*wYJ2P7jbcE~|3];*B7
Eg|OH;SP1kw,z+*iRV0*8yN
Om@wOAx’wOAy8AD+w5AK{i*
8y]‘;7y@m@OX^iG*}|OP78
UI_M}2@*tEan:~25+@{S}b
s|O;SB2{fFCN<’ #$ "% U*%""%f*52-~
j|CoT#z+*<_$J2P$_+@[j|
CD *5OP*_M[2-j|CWX +5 T !*5P
2-j|C]+*2-7tw,WX1kw,M?*
2-Ryp|O3l;a^i=;D+wxc+$
.ks?$K45|@*}NiGM?B2*;G
t$_2[#t$7 DE/4~B2{fP
!"$ +vmtUV5qD6GHxs(rsA;<
0TYh1k>sz{m$_2oFy DE/4
B2KL~]r@By#$H@B*{EcdoF
y DE/4B2}*DoFB2}lEGU/O R0
%-! & ’ ( ) *)"
!"#"$ % &$$!~5AK*tu ’()*FkoFfB2!
})f~1k>s*q1kw, !"$ +*1kiR
,-.# *H//%!*_M} !!0*o, $.1 2H3/% ,PYo
>sz{op<;<_**XJ2P$_2oFy
’()*FkoFfB2}HS #P
C ! +vmtqD6 "#$%rsH}ef
&’()! &*+ "#$% ,-.,+./0’/1-. -2 3’0/1,4+(-’05
6.5+0 -3/17181.9 ,-.51/1-.%
)*
456/
oF
789/:;<6=><6?
3/2HF!$$ 2f% !4
@’()FkoF
6A3;B<6 C89/:;<6=><6f?
F!2H/
% ,f
by7 D6:E !.1- ,!.,,
FG !"#"$ % &$$! !H $
)S #LV*<;>s5AK~J2P$_2
oFB2}Jg !.1- /2HF!$$ 2f% !*qf[GU/
O7 I! }G@Hm;>s~$_2 ’()*FkoFfB2}T#{f*
$.!H& /& $_2 " =B2by7g ,!.,,!2H/
%,*o
QRLgJ[$_2 ’()*B2R}/O~Lt]
OQ}PmBop -3%N8tOk*$_2 ’()*
FkoFfB2$P*/45eFiR~V0G,q
K{*#m !SJP
m ! <;>s$_2 ’()*FkoFf
B2}4iR:;BG
7J2K ! )8E36E59:5J8E 8C ’()*F6A3;B<6 C89/:;<6=><6f
6/J**J8E 8C 8L5J/JM6 L:95J3;6N8:9<
, Qc
*3*C/$_2*VY8yFXy O7UI
MH1gNOVX*$#@fXkLGmP2y~
M1DmVXmg$_2 ’()* B2~NOg=*
zbg{f$_2 ’()*~B2*QR}7[$_
VX ’()*~B2~tHat}P9QR#$^(
<_<;1k>sz{**X$_2f ’()* B2
~)s5AP
9QRQRSTU1kw,x1kiRx_M}
A2o,>sz{m$_2D‘2TU7oFAB
C ’()*~B2KL#$*abLq)kGPB7
Y1kw,~:;moFABC ’()*B2}KL
)g#$P
D+w5AK*O7UIMH1(.,]+*8
y’wOAx8AOX{i*8y3];7y@m@
~^ikmh1kTU7oFABC ’()**}B
2Thi*O7UIMH1~#@HI$_22-j
|C~"z+Xkm$_21kTU7 ’()**}
B2~NOVzP;M1kz{R(/?$~K
L*$_2[#t$TU7 ’()*~B2{fP
^(<_@BetfoFx’()*B2}~$_
2cI>sz{gU1kw, !"$ +*1kiR
,-.# *H//%!*_M} !!0*o, $.1 2H3/% ,P
<;>s$_2~oFB2}‘" FG !"#"$ %
&$$!h’()*FkoFfB2}T#{f*/4eFiRV0
j$PB2x,qK{~~=P
] ^ , -
Y-H*x H*EU\ K &$$1. 8y>’*&$F#fU,1 % ,"K
O q K &$$". jUUa ’()B2/O K G78’*F!fU#, K
t &*O0^ K &$$". ’8+@TU7~bs|O;B2 K &’(
)*PPF!fU!$- % !!1K
Orv K &$$&. {f% !#K
O (*E|_*lsW K &$$,. oP K &=>’*,$F1fU!& % !#K
9%L*v)b*&s’*( K &$$". &EQ8&&v;^moF~BkLC K Z[;)*&-F!fU!&! % !&&K
Q8B2;:* R F*D6;J**: F QK &$$&. ’8;:5J;6 892:EJ3 38/L8BE< 6/J**J8E*
:9J*JE2 C98/ 5=6 =85SL96**JE2 8C /JA6U98D:9J: VK &$$,. 8SD6;J**: F Q*WJE<: 7 W*X5B:95 Y G*!" #$ K &$$$. Y;<6=><6 6/J**J8E* C98/
L:95J3;6N8:9< :E< /6 CJN69N8:9< L98R8B9E:;*#$FHfU-# % "&K
@JE2 R*Q8B2;:* R F*D6;J**: F QK &$$&. ’8;:5J;6 892:EJ3 38/L8BE<
6/J**J8E* :9J*JE2 C98/ 5=6 =85SL96**JE2 8C /JA67896*5 U98Z:E2 Z W*Q8B2;:* R F*D6;J**: F QK &$$,. 7:3589* :CC635JE2 [8;:5J;6
892:EJ3 38/L8BE< 6/J**J8E L:95J3;6N8:9Z8;\8CC UK !HH". 4/L:35 8C :J9 [6;83J5>*56/L69:5B96*=B/J 8E ;8E2S569/
’( 6/J**J8E* C98/ NBJ;F!PfU&1#H % &11"K
=>?@A QRSH
,,!! !$# 9 ,(U1k>sm$_2oFABCbs|O;B2!}~KL