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硬脂酸 stearic acid ( 十八酸, 己基癸醇硬脂酸酯)
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很少單獨存在於自然界裡，並非化學合成物，常以甘油酯的形態存在，硬脂酸在自然界的分布很廣，
- Y) Q) y! L3 l& ]3 ~0 _5 w soap-diy.com 存在於許多植物性油脂和動物性油脂中。
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動物脂肪中的含量比在植物油脂中的含量要高，如牛油中的含量可達24%，茶油為0.8%，棕櫚油為6% soap-diy.com ) l+ k' b0 w8 Y1 G; c' O
，但可可脂中的含量高達34%。
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硬脂酸實際上是45%硬脂酸和55%軟脂酸的混合物，並含有少量油酸，略帶脂肪氣味。 soap-diy.com " N& z0 ^$ T, @. t% f: \/ N
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生產方式 soap-diy.com / n+ ^, v& v$ b& t( K B- O' C
2 b6 x6 l: d! J0 [! _, U soap-diy.com 動物油與水在高溫高壓下反應，使甘油三酸酯水解。不飽和植物油與氫氣加成得到。 soap-diy.com ( m3 |4 M# P2 O1 Z, L. B
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硬脂酸在手工皂的應用主要是增加皂成品硬度。 soap-diy.com ! P* w) m# `2 [. `5 U8 ^) K
7 m4 h) N* I$ [ soap-diy.com 添加硬脂酸的手工皂成品，有刺激皮膚的可能性，也比較容易阻塞毛孔。 soap-diy.com ! q+ [1 P. u9 P2 g5 e
3 }8 E: b( z2 N! p soap-diy.com 硬脂酸添加比例為3%~5%。 soap-diy.com # L$ L# L$ U& Y; f, |3 X+ d/ o
7 k M8 ]! ] D2 {" m- i soap-diy.com 建議計算氫氧化鈉時，計入硬脂酸皂化價
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' O: \5 s- E* F* V8 _) T# S' n soap-diy.com 添加硬脂酸方式，純硬脂酸融點69.4度，可先與耐熱油脂熱融，如椰子油棕櫚油，一起加熱融好，再跟其他油ㄧ起融鹼。 soap-diy.com : r& R) \# o' w
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根據皂友心得:如沒併入一起計算ins值，可將計算後約INS90的手工皂配上3%硬脂酸，就可有理想的硬度。 soap-diy.com " S& c5 \, l; }( F# t" A
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" U1 E9 Y( n" A soap-diy.com 詢問你買的硬脂酸是那一種等級.應該是用化妝品級的硬脂酸
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! ?! L& x4 ~- M- L: K$ e# Q3 \- E soap-diy.com 硬脂酸（三壓級） soap-diy.com 3 h* [; y, _5 X: O6 a2 `4 M7 M' M
STEARIC ACID
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8 Y2 N# L. U3 G soap-diy.com Specs No.:703-28602 Product Code:SA1801 Product Form:Beads
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Property:
0 A! M3 }/ R. f H0 t, [ soap-diy.com Acid Value 酸值201-213 soap-diy.com ( k" s/ [+ b& F. h
Sapon Value 皂化值202-214
- V% a3 W9 P% I; k soap-diy.com Iodine Value 碘值1.0max. soap-diy.com + j2 y8 R' q% e8 C
Titer(℃) 熔點54-56
/ K. w4 p$ u1 Y# O5 _; V soap-diy.com Colour(5 1/4"Lovibond) 顏色Yellow 2.0max. Red 0.5max. soap-diy.com % c* z& z5 m0 F* D
# r( F2 j' g- W+ | soap-diy.com soap-diy.com & B N0 ]% m5 w; O) ^3 k4 }
Composition(in%) Approx: soap-diy.com ( n( A U7 i0 F( R- q
C12(Lauric)& Lower1max. soap-diy.com 3 ]4 q( S6 q! q" H7 g6 z0 W1 n" m
C14(Myristic)2max.
|6 L' w8 P% |' s/ ^3 \% |: ^- k soap-diy.com C16(Palmitic)68max. soap-diy.com ! ~+ w: m0 o7 \, B1 X+ S
C18(Stearic)30min. soap-diy.com 1 h0 `! J% O- C/ n f+ U" d3 h
C20(Arachidic)1max. soap-diy.com * j0 ?) ~- H8 ]8 j7 n! n! t- ]; F
C18'(Oleic)1max.
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/ \* l2 g1 b2 O9 }4 s& {9 o# r! ^ soap-diy.com Standard Packing: -- 25kgs net. in PP Woven with PE inner bag --600kgs net. in jumbo bag soap-diy.com 3 Z1 B5 p1 N. W2 e
Test Method:AOCS soap-diy.com # h( z$ S( {9 a {" ^
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硬脂酸（二壓級）
V; [' u* L5 n. ^ soap-diy.com STEARIC ACID
0 I& q7 w6 ?3 Q \/ X w0 X soap-diy.com Specs No.:703-28603 Product Code:SA1806 Product Form:Beads
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Property:
: H. z5 G6 O! b. N! @ soap-diy.com Acid Value 酸值207-214 soap-diy.com 2 s3 x4 p G4 n; o: i( A
Sapon Value 皂化值208-215
) H- _- J2 c6 b6 l( a4 i soap-diy.com Iodine Value 碘值3.0max.
% J: G$ U) O4 H$ }$ J! ~/ { soap-diy.com Titer(℃) 熔點53min.
0 n7 I' r% O% E8 Q# ?2 t soap-diy.com Colour(5 1/4"Lovibond) 顏色Yellow 5.0max. Red 1.5max. soap-diy.com : o; Y* V: u0 d) s' c
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Composition(in%) Approx:
& J% m' q, K1 K! u$ O; b! y3 f3 @ soap-diy.com C12(Lauric)& Lower1max. soap-diy.com O* a6 X$ _* z' A. } V
C14(Myristic)2max. soap-diy.com & A( b% T. I# t9 ]5 x1 O( ~
C16(Palmitic)70max. soap-diy.com ; p0 D& Q2 k6 A9 r* o
C18(Stearic)29min. soap-diy.com + r1 I% j+ C, t
C20(Arachidic)1max.
t* C9 T6 ^: p. I' q soap-diy.com C18'(Oleic)3max.
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Standard Packing: -- 25kgs net. in PP Woven with PE inner bag -- 600kgs net. in jumbo bag soap-diy.com 9 [% ~, E/ X" H1 i+ \. j, R
Test Method:AOCS soap-diy.com 2 L* n1 P I1 i/ F' j5 `( a/ K soap-diy.com 3 g/ z. n8 q g: b0 [4 L( E8 L
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硬脂酸（一壓級）
0 a9 ^, ~% l4 M soap-diy.com STEARIC ACID soap-diy.com 0 P2 f t9 |: W- M
Specs No.:703-28604 Product Code:SA1810 Product Form:Beads # ?/ w6 N& }+ e7 M0 A* t; ?1 R soap-diy.com 8 t! E/ Y' L g3 ~% z$ d3 D& r soap-diy.com Property:
* K( r' Y/ o/ @4 z soap-diy.com Acid Value 酸值185min.
& K: @1 h7 V/ p5 u7 U9 h0 H soap-diy.com Sapon Value 皂化值186min.
4 o1 j& {* e& M2 Z2 H. L soap-diy.com Iodine Value 碘值10max.
; J) D- r! K& Q$ g7 p! R soap-diy.com Titer(℃) 熔點50min.
2 Y6 T Y2 q6 M( s soap-diy.com Colour(Gardner) 顏色7Gardner max. soap-diy.com ( E- A Q" b1 H! k3 A4 {- a# ~
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Composition(in%) Approx:
" k$ |" d' v3 X( t) u8 q soap-diy.com C12(Lauric)& LowerVariable soap-diy.com - G7 Z1 M s4 m
C14(Myristic)Variable soap-diy.com 6 X9 N6 t: D4 }1 a( U8 Z( o' T8 {
C16(Palmitic)Variable
. ?, F2 t( U4 ]/ t3 c6 A& z soap-diy.com C18(Stearic)Variable soap-diy.com 7 A6 y; {5 W, X: @7 w2 x- u. p
C20(Arachidic)Variable
& a+ h3 x# \3 Z$ o' ]2 b- Q soap-diy.com C18'(Oleic)Variable
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Standard Packing: -- 25kgs net. in PP Woven with PE inner bag -- 600kgs net. in jumbo bag soap-diy.com 4 h( @* G/ r5 J9 l6 G- d) ]- A1 q
Test Method:AOCS soap-diy.com ; C- s9 b5 s5 F. c5 t) e: r
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硬脂酸（分餾三壓級） soap-diy.com 7 Y3 j( a9 J. e4 L$ x! k$ D
STEARIC ACID soap-diy.com ) ] I" N5 d" G: z
Specs No.:703-28605 Product Code:SA1840 Product Form:Beads
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Property:
& _2 B" ^ m+ w4 F soap-diy.com Acid Value 酸值200-212
: ~" G3 X. u, [( i" \5 _ soap-diy.com Sapon Value 皂化值201-213
6 E) Z/ \5 [* S; ?9 t# Q) D' Q soap-diy.com Iodine Value 碘值1.0max. soap-diy.com - m# J8 S7 B: j2 C% x
Titer(℃) 熔點55-57 soap-diy.com 0 O$ H# z& k$ I& b, T4 p( z
Colour(5 1/4"Lovibond) 顏色Yellow 2.0max. Red 0.5max. soap-diy.com 8 p; w) n8 l. Z- \9 R soap-diy.com 6 A" n1 [- C3 e6 H/ k$ u
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Composition(in%) Approx: soap-diy.com $ H- k# u2 }3 c1 k
C12(Lauric)& Lower1max.
7 @# n! `7 a$ R soap-diy.com C14(Myristic)2max. soap-diy.com , x' F' i. z8 v3 y
C16(Palmitic)60max.
9 C/ S# q% `* e3 }# e0 l soap-diy.com C18(Stearic)40min.
' H9 q& i5 j0 H7 X# K soap-diy.com C20(Arachidic)1max. soap-diy.com . b' k; Y; B1 B$ ]; U* H" [& d
C18'(Oleic)1max.
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. Q/ ]' G2 n4 I5 i% g1 l3 E soap-diy.com Standard Packing: --25kgs net. in PP Woven with PE inner bag --600kgs net. in jumbo bag
6 a! }& N) _" p n& `3 c1 f2 S; g3 V soap-diy.com Test Method:AOCS soap-diy.com 4 ]1 E1 K5 v" ~, [+ O4 f3 ` soap-diy.com / n. Y' O2 k6 i* Y+ z
5 {$ k! [( t$ I; w2 q/ e5 r0 b2 }' n soap-diy.com 硬脂酸（分餾三壓級） soap-diy.com + \! V* a& p* h, }2 q4 z
STEARIC ACID
2 h4 u! p# d7 e) f1 n; q soap-diy.com Specs No.:703-28606 Product Code:SA1850 Product Form:Beads soap-diy.com * ^. K: c$ C$ Z
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Property:
: T g- W; w* a* {1 h& r soap-diy.com Acid Value 酸值198-210 soap-diy.com " _8 ?& P& P9 L2 L
Sapon Value 皂化值199-211 soap-diy.com {: ~( k! z, ?% V9 Y9 o
Iodine Value 碘值1.0max. soap-diy.com s C; F& M* p7 G+ A& _ o
Titer(℃) 熔點55-58
2 d: E$ z5 \$ j6 { soap-diy.com Colour(5 1/4"Lovibond) 顏色Yellow 2.0max. Red 0.5max.
( \- S: u- N7 g7 N3 ^1 ]# x soap-diy.com
( F u" W N* ^2 W9 H& i G7 u5 m soap-diy.com : \7 N0 n8 l- X2 J" D O3 H soap-diy.com Composition(in%) Approx:
d8 [* U- _7 R, T soap-diy.com C12(Lauric)& Lower1max.
1 A$ H% O( K- |- y* ?/ g1 ] soap-diy.com C14(Myristic)2max. soap-diy.com 5 x7 z" U% ?$ b6 J" S
C16(Palmitic)53max. soap-diy.com 6 s1 j+ s3 ?! |
C18(Stearic)47min.
# y" J& r1 b9 a9 X( I* H# ` soap-diy.com C20(Arachidic)1max.
* u- ^0 W6 d7 w+ Y: |6 b) I. T O soap-diy.com C18'(Oleic)1max.
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Standard Packing: --25kgs net. in PP Woven with PE inner bag --600kgs net. in jumbo bag
2 x) C+ z& h- h soap-diy.com Test Method:AOCS soap-diy.com 9 ?3 Z% v# B; t soap-diy.com 5 \0 H: i% O4 g8 q
soap-diy.com / E( x, P! L$ D% _) o
硬脂酸（分餾三壓級） soap-diy.com - v5 R- C8 U" o6 T) p2 a, ]
STEARIC ACID
+ l: n, i! t1 @5 y soap-diy.com Specs No.:501-38608 Product Code:SAF1865 Product Form:Beads " l9 P4 n- h$ ?) _0 k soap-diy.com 8 J5 t! Y( u3 ~0 n soap-diy.com Property: soap-diy.com 6 L- O& t' X0 M2 y6 h
Acid Value 酸值200-208
1 \" M9 |6 z8 u" v soap-diy.com Sapon Value 皂化值201-209 soap-diy.com 1 X3 l* R7 W, r9 Z
Iodine Value 碘值1.0max.
' k) G, L% ^2 O, h G soap-diy.com Titer(℃) 熔點57-61
8 {; E+ G! _2 S5 U' p soap-diy.com Colour(5 1/4"Lovibond) 顏色Yellow 3.0max. Red 0.5max. soap-diy.com 4 Y# r/ T- L" F7 p3 u+ d- M3 f soap-diy.com * R" I/ D0 x' k2 D8 H- F* i
) ] z) X5 M& q soap-diy.com Composition(in%) Approx: soap-diy.com d2 G7 R5 j& W9 I% g) E8 S
C14(Myristic)0-1
2 z! K9 T0 g5 H4 Q; c- p1 S, C soap-diy.com C16(Palmitic)30-38 soap-diy.com : Q) P, b( h s5 R$ a2 _, M5 i% a. Y
C18(Stearic)62-70
s, D) k1 R" W: L8 t N, t' F9 C soap-diy.com C18'(Oleic)0-1 soap-diy.com " b. S% r4 P+ i soap-diy.com . Z7 ^$ i( ^, @$ K `
Standard Packing: --20kgs net.in multiply kraft paper bags --25kgs net. in PP Woven with PE inner bag --600kgs net. in jumbo bag
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Test Method:AOCS
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發表於 2010-10-3 15:44
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