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硬脂酸 stearic acid ( 十八酸, 己基癸醇硬脂酸酯) soap-diy.com ) k# l' N1 E) F. H7 ~

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! I9 G0 T1 @5 @+ q5 ] soap-diy.com 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, soap-diy.com 4 V& n, I3 R9 d7 K* g3 v
存在於許多植物性油脂和動物性油脂中。
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2 m! j* e' C+ k$ J. v soap-diy.com 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 : W$ p" I$ o8 j; I+ R
,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
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& ^. h" g$ h9 v8 r8 s+ U& y& D soap-diy.com 生產方式
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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。
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硬脂酸在手工皂的應用主要是增加皂成品硬度。
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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 ( y+ k3 x6 ?( |% i* i/ Y

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硬脂酸添加比例為3%~5%。
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/ {' s' n/ v/ k, a' Q soap-diy.com 建議計算氫氧化鈉時,計入硬脂酸皂化價 soap-diy.com - N+ n8 L5 n2 f4 O/ Z9 B


& T+ R$ Q# t) b! W 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 $ {& e; G% n. c: r


, Y3 s# \  O/ A3 g+ u soap-diy.com 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。

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詢問商家的硬脂酸是那一種等級,應該是要買化妝品級的硬脂酸,購買三壓等級。
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5 O; Q" z8 t* V& l soap-diy.com 硬脂酸在手工皂的功能是增加皂的硬度。
2 I: `9 W+ q1 q: _# P7 W7 `- v- T, U soap-diy.com 操作方式 : 可先與耐熱的油一起熱融後再與其他的油一起融鹼,如融鹼後才加入,會加快Trace,需小心有假
Trace情況發生。
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4 ~; R7 H, R6 ^( @ soap-diy.com 硬脂酸(三壓級)
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STEARIC ACID


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% X* I4 J! b& z7 Y soap-diy.com Specs No.:703-28602 Product Code:SA1801 Product Form:Beads

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- i1 v* S9 z, U0 n soap-diy.com Property: soap-diy.com 7 L2 U$ c: Q' B; S" }3 s; Q1 Z$ _
Acid Value 酸值201-213 soap-diy.com , v5 J1 m" }, a7 }* @* l4 [8 K
Sapon Value 皂化值202-214 soap-diy.com 9 P4 t) k3 r$ v3 ?' {* ]5 `2 u
Iodine Value 碘值1.0max.
) f' _9 p6 p* f; d3 Q; {4 L# X soap-diy.com Titer(℃) 熔點54-56
, V  o1 b8 }9 Y9 s4 p" Y soap-diy.com Colour(5 1/4"Lovibond) 顏色Yellow 2.0max. Red 0.5max. soap-diy.com 7 K- C, R/ w$ i' h+ A soap-diy.com ! I: o( g4 _  k
/ {5 ~( j8 k3 Q( q! M soap-diy.com Composition(in%) Approx: soap-diy.com * h  Z# U% }) Y
C12(Lauric)& Lower1max. soap-diy.com   B) V# B  e% l/ `' j2 H
C14(Myristic)2max. soap-diy.com 8 M- l* I/ Z& _
C16(Palmitic)68max.
  r5 _9 q  N. ?5 b$ D soap-diy.com C18(Stearic)30min.
- P$ K5 f" b, W soap-diy.com C20(Arachidic)1max. soap-diy.com 6 Q6 p2 h6 R0 f8 u+ u' ~
C18'(Oleic)1max.
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1 Y  q2 \7 O4 y7 q soap-diy.com Standard Packing: -- 25kgs net. in PP Woven with PE inner bag --600kgs net. in jumbo bag
1 q1 {  c( @9 t  Z( v( ~* z3 S soap-diy.com Test Method:AOCS
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硬脂酸(二壓級) soap-diy.com 4 x& R; R  x2 q8 s. x
STEARIC ACID soap-diy.com 7 G3 t7 c4 |9 j" L0 U2 U
Specs No.:703-28603 Product Code:SA1806 Product Form:Beads

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Property: soap-diy.com 7 y* l0 a: I2 o7 E* X) U3 d
Acid Value 酸值207-214
5 C& Y* p8 Y2 o( a5 r  T soap-diy.com Sapon Value 皂化值208-215
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" c7 T7 N" O; l" ^* P8 ]% m' Z4 t soap-diy.com Titer(℃) 熔點53min. soap-diy.com 6 p# y' {# k: b6 C$ G0 d- x
Colour(5 1/4"Lovibond) 顏色Yellow 5.0max. Red 1.5max.
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C12(Lauric)& Lower1max.
0 e' _# V2 t. c2 j2 U soap-diy.com C14(Myristic)2max. soap-diy.com $ R) {8 a. E5 s7 B  W2 {! u+ P4 t
C16(Palmitic)70max. soap-diy.com   j2 D$ j, m  W% N, S1 `
C18(Stearic)29min.
: w- x& t1 m4 h7 r' s5 W/ `1 e soap-diy.com C20(Arachidic)1max.
* Z7 U( j( d* L+ c/ z2 _ 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   W) i0 a1 X$ e6 f
Test Method:AOCS soap-diy.com 3 c- X! [* n' U% C0 k* }, E" i3 _

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硬脂酸(一壓級)
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STEARIC ACID
) i; W& \5 y% ~8 k( c. }5 Y soap-diy.com Specs No.:703-28604 Product Code:SA1810 Product Form:Beads

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Property:
* w) `8 Z8 E* t+ d, G  F( y  b soap-diy.com Acid Value 酸值185min.
4 \  K, G& o  P9 o: h3 R soap-diy.com Sapon Value 皂化值186min.
* X7 W6 ~5 C+ I% e8 s0 N soap-diy.com Iodine Value 碘值10max. soap-diy.com $ ~3 d' N0 ?: c5 Y1 y6 k! ?
Titer(℃) 熔點50min.
6 n, b) k% e) K4 B soap-diy.com Colour(Gardner) 顏色7Gardner max. soap-diy.com , Y" q6 \1 R, l) X3 i, g( h9 ? soap-diy.com % D9 @6 `/ U  f
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Composition(in%) Approx: soap-diy.com , x+ L; U1 F7 A5 O5 z, u
C12(Lauric)& LowerVariable soap-diy.com 3 ~- _( e1 G# g0 y) n
C14(Myristic)Variable
1 V( z6 e8 r9 L) P& g( c1 h- S: M soap-diy.com C16(Palmitic)Variable
: v7 o; `" z6 R soap-diy.com C18(Stearic)Variable soap-diy.com ' z( C8 E+ X* C+ F
C20(Arachidic)Variable soap-diy.com " m/ K  c" Z- T  M9 @9 j
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 / I0 [1 N. L# M' _
Test Method:AOCS soap-diy.com ! b. L. K6 W5 Z0 t

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硬脂酸(分餾三壓級)
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STEARIC ACID
+ r2 j6 V5 i0 |9 w$ R1 X- Z soap-diy.com Specs No.:703-28605 Product Code:SA1840 Product Form:Beads

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Property:
2 U% o0 W& ~  n9 t% s soap-diy.com Acid Value 酸值200-212
) {' h; H5 [: d1 t soap-diy.com Sapon Value 皂化值201-213 soap-diy.com 7 ~# y  V4 `& k# O( m8 s; v' v
Iodine Value 碘值1.0max.
0 J7 v5 a9 g3 e8 ?! g8 H9 f soap-diy.com Titer(℃) 熔點55-57
& R. w2 g( j4 b2 J6 c soap-diy.com Colour(5 1/4"Lovibond) 顏色Yellow 2.0max. Red 0.5max.
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Composition(in%) Approx: soap-diy.com ' d! p  z8 k5 o6 L! `
C12(Lauric)& Lower1max.
& g" N2 l$ }7 I( u soap-diy.com C14(Myristic)2max. soap-diy.com ( j- O$ O9 Q* i) L
C16(Palmitic)60max.
7 E" k- j' A4 s soap-diy.com C18(Stearic)40min.
1 G1 _: O( w0 d4 L5 E soap-diy.com C20(Arachidic)1max.
5 J7 m+ j$ }7 E  A/ w soap-diy.com C18'(Oleic)1max. soap-diy.com ; o. U$ E) t. A( R" Y9 q+ n, ~ soap-diy.com ) D5 K1 O# W+ }3 q+ Y
Standard Packing: --25kgs net. in PP Woven with PE inner bag --600kgs net. in jumbo bag soap-diy.com 5 u( P% h) S# }# k
Test Method:AOCS soap-diy.com 5 k$ ~5 `( B& j! |6 j

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硬脂酸(分餾三壓級)
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STEARIC ACID
. a) W  _: h5 ^& y soap-diy.com Specs No.:703-28606 Product Code:SA1850 Product Form:Beads

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Property:
7 p# `4 i; P  ^* } soap-diy.com Acid Value 酸值198-210 soap-diy.com ! k; [+ U2 M% d6 h! l) D. J! @
Sapon Value 皂化值199-211 soap-diy.com $ z* c9 x& i" s. X# U) r7 Y
Iodine Value 碘值1.0max.
3 D7 z( M$ P& D5 i7 z/ ? soap-diy.com Titer(℃) 熔點55-58
7 k& L- V/ O6 P* a4 n8 u- `3 v  ~. K soap-diy.com Colour(5 1/4"Lovibond) 顏色Yellow 2.0max. Red 0.5max.
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  X) {2 ?# I! X4 _ soap-diy.com Composition(in%) Approx:
% M/ n% j% G9 \% o: z soap-diy.com C12(Lauric)& Lower1max.
! H+ K+ L( c' B5 Q2 { soap-diy.com C14(Myristic)2max.
/ Q' U5 E& _  L7 c) C2 G soap-diy.com C16(Palmitic)53max.
- \! s" V4 [6 _# U) j5 Y) q soap-diy.com C18(Stearic)47min. soap-diy.com ' }% h, M: @  A7 L! [9 F8 E/ @
C20(Arachidic)1max.
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Standard Packing: --25kgs net. in PP Woven with PE inner bag --600kgs net. in jumbo bag soap-diy.com + U% I5 i8 K& L8 \* r
Test Method:AOCS
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硬脂酸(分餾三壓級)
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STEARIC ACID soap-diy.com 9 q3 n* Y7 `* T. x
Specs No.:501-38608 Product Code:SAF1865 Product Form:Beads

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/ z5 R7 S6 D8 _2 M7 c3 S soap-diy.com Property: soap-diy.com ) f" g  M! j3 G& ^- d5 o
Acid Value 酸值200-208
" ^! ]4 }" {# x3 f) d" o& [& J soap-diy.com Sapon Value 皂化值201-209
: G% y. W; f' `/ B, N3 P soap-diy.com Iodine Value 碘值1.0max.
! [) N0 M9 n1 h soap-diy.com Titer(℃) 熔點57-61 soap-diy.com 4 T3 [7 M' }# c/ F5 J2 M
Colour(5 1/4"Lovibond) 顏色Yellow 3.0max. Red 0.5max. soap-diy.com   Y2 V, b! U& w/ n- y. h4 ] soap-diy.com 4 i1 [1 C5 Z' o7 M
% a6 [! E4 n0 o8 a0 v4 R7 A' p" @ soap-diy.com Composition(in%) Approx: soap-diy.com 7 X5 E( \0 l" [8 \) E
C14(Myristic)0-1
3 M  u- d8 C) T  F2 U- x soap-diy.com C16(Palmitic)30-38 soap-diy.com 8 L# {  M$ t# G* \
C18(Stearic)62-70
8 N, }! {! e2 ^3 c7 b9 _ soap-diy.com C18'(Oleic)0-1 soap-diy.com ' i. M; C, z* J" D3 I; T- T
0 d- ]* g' v& F soap-diy.com Standard Packing: --20kgs net.in multiply kraft paper bags --25kgs net. in PP Woven with PE inner bag --600kgs net. in jumbo bag soap-diy.com . Y( n/ ]) e" H4 X1 W: c; e, F$ E* P

; Q$ r# D! K% g# e: M soap-diy.com Test Method:AOCS soap-diy.com $ f" V: Q+ u1 k* q8 E, s8 H3 J

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