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发表于 2011-1-25 13:23:00
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Solubility of milk protein fibers1 l' Y- H, f/ o) h( ~1 ^
; L) M( H) x% n
+ k W7 w* g; [4 t+ ~5 v
reagents3 p! ]" j3 Y% T* [# M3 l, m, O
(Ratio:100 ml/1g)
$ @) N) `! O z9 {" J$ pconcentration temperature time apprearance Comparing with other fibres
1 I* B' ^# c+ Y6 Z ℃ min + I& |$ I3 Z1 Z8 G( f" t; f
1 Sodium hypochlorite 1 M 20 30 No change Similar to linen，cotton, etc.
$ a' {, B. X- s5 N2 Sodium hypochlorite 1 M 100 30 Being dissolved into limpid colloid Similar to silk, wool, etc. " y& _# D% G" Q3 h
3 Sulfuric acid 75% 20 30 Being slightly swelled Similar to acrylic
+ r z# p5 x" n- S4 q4 Sulfuric acid 75% 100 30 Being dissolved Similar to linen, cotton, etc. ! d ] Q- T( i. C
5 Sodium hydroxide 2.5% 20 30 No change Similar to linen, cotton, etc.
: s1 g3 R5 T* r- L7 L6 Sodium hydroxide 2.5% 100 30 Being dissolved into limpid colloid especial
$ \' S1 s0 i7 F0 l& w6 ]7 dimethylformamide 20 30 No change Similar to linen, cotton, etc.
w5 E: J5 M! W* ?; [" j6 O8 dimethylformamide 100 30 Being dissolved into limpid colloid especial 5 A9 v' o) i7 Y
9 dimethylformamide Boiling 30 Being dissolved into limpid colloid especial ; ?# q8 ^8 W0 c5 y- k6 j) Q
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. ; Q# x! ~! ^; v; d3 E% G/ ?
# b* c# V) I: ]( Y
; _. k, a* m: \; n/ ~, o- {
7 T' @. \! T- h1 ~6 d# u+ e( l* C+ W0 d
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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