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发表于 2011-1-25 13:23:00
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Solubility of milk protein fibers
# H/ ^1 v! ]! i. K" K( |
' ?# R$ R( {- h0 f' x) ~% g9 H: [
3 j. Y1 }7 l' j* g+ } reagents$ Q# n I( Y' W% W5 |
(Ratio:100 ml/1g)
2 R H( \3 R' Q! a% W" Rconcentration temperature time apprearance Comparing with other fibres
: L6 _2 o7 q' S3 f- Y+ U ℃ min / l% D, {6 U0 M/ U) u6 w. \; k
1 Sodium hypochlorite 1 M 20 30 No change Similar to linen，cotton, etc.
( v% W+ y/ I2 h8 c2 Sodium hypochlorite 1 M 100 30 Being dissolved into limpid colloid Similar to silk, wool, etc. 8 R) ` D7 G& ?; y) {
3 Sulfuric acid 75% 20 30 Being slightly swelled Similar to acrylic
, Z& W" M" [* m4 Sulfuric acid 75% 100 30 Being dissolved Similar to linen, cotton, etc. & R% @; s6 V3 h3 q& d
5 Sodium hydroxide 2.5% 20 30 No change Similar to linen, cotton, etc. 1 l/ P" s# n( c6 h$ ]4 v
6 Sodium hydroxide 2.5% 100 30 Being dissolved into limpid colloid especial 7 g, c& h6 u* j
7 dimethylformamide 20 30 No change Similar to linen, cotton, etc.
$ J% I+ W; \. z! C8 dimethylformamide 100 30 Being dissolved into limpid colloid especial ! n; ~( B+ A5 k* m. ~7 ^8 G
9 dimethylformamide Boiling 30 Being dissolved into limpid colloid especial ' i4 J: ?' X3 Q% i
10 dimethylformamide Being boiling for 30 min before clean, then in 5% Sodium hydroxide again for 5 min Being dissolved Similar to silk, wool, etc.
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! i; F8 W% G, g$ Q9 J3 @$ d8 }( G
+ _% Y, i1 b) Q4 X# T( a6 ]# p% \ P' C& _: h0 {
Remark: Quoted from SHCIQH 0003—200l《牛奶纤维纺织品定性检验方法Qalitative analysis method for milk protein fibres textile》 |
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发表于 2011-1-25 13:22:00
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