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硬脂酸 stearic acid ( 十八酸, 己基癸醇硬脂酸酯) soap-diy.com + p! {& K0 q* P- E5 R$ x

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% o; y5 t/ i9 m8 y8 D5 b, _) I' q 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 ' j0 g) J% h$ R
存在於許多植物性油脂和動物性油脂中。 soap-diy.com : }5 R& b3 H3 l

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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 " C/ p; _' T+ C- y
,但可可脂中的含量高達34%。 soap-diy.com - Q6 I; R, j' e* ~7 `

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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 9 M6 ^/ R8 U/ c# \

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生產方式 soap-diy.com : X. d) t9 Q6 u3 h; ]% K8 ]
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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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4 ~/ `" _9 q) D) O soap-diy.com 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 , y4 X+ g2 k3 h- c4 j' u. b' o


) L$ m8 v( C* _0 O9 y3 W soap-diy.com 硬脂酸添加比例為3%~5%。 soap-diy.com 3 e& b* J2 G% l3 \% q% P' k1 I


* k  x  W, [2 O7 a0 ^: _( Y, K soap-diy.com 建議計算氫氧化鈉時,計入硬脂酸皂化價 soap-diy.com 2 i  R  ?6 g$ D' w/ [

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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 ( l/ G3 ~9 T1 a- V* P0 A2 u


. g6 H+ K3 ]& R$ ]  c. M 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。

0 [! J+ ^/ Y/ l+ H0 b# [ soap-diy.com soap-diy.com + t/ Z2 ]$ O8 I) ^2 x' o$ f/ V0 J


) s8 W. R+ k' M, C5 \ soap-diy.com 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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' R( ?+ M1 w! m' n2 t4 C soap-diy.com 硬脂酸在手工皂的功能是增加皂的硬度。 soap-diy.com   T1 t: Q/ }, o- s3 Y
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。 soap-diy.com ( J# m2 b! T' {- i2 ]- p9 {

# K# m) `/ z) K6 G7 A( ~0 i, E. H soap-diy.com

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硬脂酸(三壓級) soap-diy.com 3 r+ e! R' z4 F
STEARIC ACID

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9 j2 y/ W& e! C. g7 p  d5 j soap-diy.com Specs No.:703-28602 Product Code:SA1801 Product Form:Beads

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Property:
7 ?  ?4 w" d  A, A' s, k+ T soap-diy.com Acid Value 酸值201-213
" i/ ]4 M# b, v; W8 G/ t soap-diy.com Sapon Value 皂化值202-214 soap-diy.com . ~' g7 `* a9 i- T* L" g& l3 X
Iodine Value 碘值1.0max. soap-diy.com 1 _# X7 o3 v- d
Titer(℃) 熔點54-56 soap-diy.com ( u' c* y4 D* `0 r% @" {, J, k
Colour(5 1/4"Lovibond) 顏色Yellow 2.0max. Red 0.5max.
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Composition(in%) Approx: soap-diy.com / O8 i( b6 g, R3 u
C12(Lauric)& Lower1max. soap-diy.com ) E* Y3 K4 ?7 e0 Q- O3 f! h
C14(Myristic)2max. soap-diy.com # ~0 Y1 c: K7 J" B1 n6 S
C16(Palmitic)68max. soap-diy.com . N+ A: A# y! D( P8 a
C18(Stearic)30min.
( ?) w% l/ [) d4 _4 N soap-diy.com C20(Arachidic)1max.
, p% ]8 {5 r2 a' e" n' q4 @ soap-diy.com C18'(Oleic)1max. soap-diy.com , @5 R  ~* |8 Z5 X soap-diy.com 7 m7 s0 s7 e( z% \4 w9 d" U
Standard Packing: -- 25kgs net. in PP Woven with PE inner bag --600kgs net. in jumbo bag
" G* |2 y1 d; u& m soap-diy.com Test Method:AOCS
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硬脂酸(二壓級) soap-diy.com 0 j, b7 P% f1 k* O
STEARIC ACID soap-diy.com 6 T  F7 X# E4 z) ^# ?
Specs No.:703-28603 Product Code:SA1806 Product Form:Beads

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# w! m7 Q+ B; [3 l/ u1 U soap-diy.com Property: soap-diy.com 4 f8 F7 `% z  [; p8 w
Acid Value 酸值207-214 soap-diy.com . `' D2 ]- E+ ^/ D- T
Sapon Value 皂化值208-215 soap-diy.com 8 L+ a1 V9 V1 r3 k  [' k
Iodine Value 碘值3.0max. soap-diy.com $ Q+ n) {* \' B4 d1 e0 P$ Z1 ?
Titer(℃) 熔點53min. soap-diy.com # a, R1 N: B! A) T8 |: d: A" j
Colour(5 1/4"Lovibond) 顏色Yellow 5.0max. Red 1.5max.
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Composition(in%) Approx:
2 ~$ u# U0 D2 ? soap-diy.com C12(Lauric)& Lower1max. soap-diy.com 2 G2 a/ |# A% f6 u6 Y; H3 o9 R
C14(Myristic)2max.
9 k5 I4 ~4 H4 G soap-diy.com C16(Palmitic)70max. soap-diy.com 7 T; ]& s0 X; S$ J* ^/ B- [
C18(Stearic)29min. soap-diy.com 3 j- ~" I4 B4 i9 _/ A$ z* u8 F- E
C20(Arachidic)1max. soap-diy.com ( i$ n( \0 R. P9 D) t
C18'(Oleic)3max. soap-diy.com   @% J3 i* ~& c/ d2 e1 F0 B soap-diy.com . E! Q/ S; S( B+ M. D
Standard Packing: -- 25kgs net. in PP Woven with PE inner bag -- 600kgs net. in jumbo bag
8 l3 [. ~7 T# Z% b; y- ~ soap-diy.com Test Method:AOCS
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3 s9 @# A& s) m# [0 \$ {7 ^ soap-diy.com soap-diy.com ( E% x, P% I2 T* v& H
硬脂酸(一壓級) soap-diy.com + d* X! z5 |. \8 c) i
STEARIC ACID
& C* a# w  ~) q0 A: X( [ soap-diy.com Specs No.:703-28604 Product Code:SA1810 Product Form:Beads

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Property: soap-diy.com 1 Z2 Q: F  J3 h: C/ J9 Z
Acid Value 酸值185min.
+ N; M9 u2 F& T soap-diy.com Sapon Value 皂化值186min. soap-diy.com . U& Y" n# m1 D9 H5 t" z# g
Iodine Value 碘值10max. soap-diy.com ' T1 [. X4 z; U) z) ?
Titer(℃) 熔點50min. soap-diy.com 8 x# i0 J, H3 z
Colour(Gardner) 顏色7Gardner max.
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& p  A8 p. D, |5 c7 {5 M$ @6 D4 k soap-diy.com Composition(in%) Approx:
) @% h$ L$ S+ n soap-diy.com C12(Lauric)& LowerVariable
% ]/ h4 m, }! }. U6 N. m( c" w8 P soap-diy.com C14(Myristic)Variable
/ x% [" H! Q- n) q soap-diy.com C16(Palmitic)Variable soap-diy.com 3 J; O$ f* e* [/ Y1 r
C18(Stearic)Variable
$ w' _; i+ S& p6 m0 H soap-diy.com C20(Arachidic)Variable
0 o7 b; @) ]' S1 R" d* P soap-diy.com C18'(Oleic)Variable soap-diy.com 0 k, e! A: T! x* M; v7 P
% n; `( @/ c) @6 o7 u soap-diy.com Standard Packing: -- 25kgs net. in PP Woven with PE inner bag -- 600kgs net. in jumbo bag soap-diy.com 1 l% a1 E+ I- L3 X( s3 m
Test Method:AOCS
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( v4 `* J$ o  w5 f8 \+ H/ V soap-diy.com 硬脂酸(分餾三壓級)
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STEARIC ACID
" ~2 z9 f; J3 n9 R( n soap-diy.com Specs No.:703-28605 Product Code:SA1840 Product Form:Beads

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7 L3 f# g$ ?& ]8 {; I6 { soap-diy.com Acid Value 酸值200-212
% y  L3 x6 t  Z8 D soap-diy.com Sapon Value 皂化值201-213
, ]# X: c0 c, X: K5 I' Z1 O2 K) w+ L soap-diy.com Iodine Value 碘值1.0max. soap-diy.com ( u5 ^# O9 T# _  G* h
Titer(℃) 熔點55-57
- u2 ]9 Q- @( J& ] soap-diy.com Colour(5 1/4"Lovibond) 顏色Yellow 2.0max. Red 0.5max. soap-diy.com , i6 `1 p  e% u8 J soap-diy.com ) a  p3 i4 C* ?9 j- W' x, ?
0 X6 O- `1 C1 b0 S3 l soap-diy.com Composition(in%) Approx:
* A1 W5 ^8 l* f soap-diy.com C12(Lauric)& Lower1max.
; T, k9 @3 y( d soap-diy.com C14(Myristic)2max.
) w: U6 \8 t. E. w6 f, s- a soap-diy.com C16(Palmitic)60max.
) i" h2 V/ B3 X1 Y; y/ P soap-diy.com C18(Stearic)40min.
% p' D6 [/ g9 e8 @7 F7 r8 _ soap-diy.com C20(Arachidic)1max. soap-diy.com $ N6 r: _1 u7 q  _: r
C18'(Oleic)1max.
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Standard Packing: --25kgs net. in PP Woven with PE inner bag --600kgs net. in jumbo bag
/ R$ ]) l/ l4 |# \( V+ I% q soap-diy.com Test Method:AOCS soap-diy.com 3 A4 }- S3 d2 p' U4 J- b# Z

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( I( _! J6 z" \) @! I7 P soap-diy.com 硬脂酸(分餾三壓級) soap-diy.com   f1 j& b+ w2 U) i' E! k* ?
STEARIC ACID
0 }9 D* O* Y( d  M+ H9 L soap-diy.com Specs No.:703-28606 Product Code:SA1850 Product Form:Beads

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Property: soap-diy.com 6 e% F0 V% v2 J, v, N$ Z
Acid Value 酸值198-210 soap-diy.com % ?6 z8 W# `* r/ ?4 x! v
Sapon Value 皂化值199-211
% s9 _* G$ @6 f; t3 b# i6 X soap-diy.com Iodine Value 碘值1.0max.
' P' T5 _# _/ d. v soap-diy.com Titer(℃) 熔點55-58 soap-diy.com 3 E; {: b. E( r4 g$ `% k1 G' `
Colour(5 1/4"Lovibond) 顏色Yellow 2.0max. Red 0.5max. soap-diy.com " p" y; q* `1 X soap-diy.com . M. Z0 J' c$ `5 O4 O, H% A7 |
; E6 Z5 b0 {: V, M soap-diy.com Composition(in%) Approx:
. g+ j5 N. d' W) q% n soap-diy.com C12(Lauric)& Lower1max. soap-diy.com " I4 V' D) |( q9 `
C14(Myristic)2max. soap-diy.com 0 o$ Y, i0 s1 n% I( B% a
C16(Palmitic)53max. soap-diy.com - M7 P. c4 C$ X9 x" ^. R
C18(Stearic)47min. soap-diy.com ' N" _2 _* @1 U; o7 a6 }% U* ~
C20(Arachidic)1max.
: y- n% [! F; z; t0 B8 b" Y  ^ soap-diy.com C18'(Oleic)1max.
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8 s$ n" M2 V4 q7 @9 N- H soap-diy.com Standard Packing: --25kgs net. in PP Woven with PE inner bag --600kgs net. in jumbo bag soap-diy.com / o2 j* Y8 ]+ o! h2 ]8 e0 H* U
Test Method:AOCS soap-diy.com 0 U2 B8 G; C# L& {5 s! `$ Y( E

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0 i/ Q6 I& i! { soap-diy.com 硬脂酸(分餾三壓級) soap-diy.com 5 o. y; E* C5 [
STEARIC ACID
' l/ d" b2 @: E, E. v soap-diy.com Specs No.:501-38608 Product Code:SAF1865 Product Form:Beads

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Property: soap-diy.com . A$ f2 Q$ b4 u! `+ X$ T
Acid Value 酸值200-208
! q0 s- M9 o; a soap-diy.com Sapon Value 皂化值201-209
1 N7 N6 d7 n8 Y* s# N2 h' B9 ^ soap-diy.com Iodine Value 碘值1.0max.
8 ~3 A. K2 y) s3 M4 Q8 @ soap-diy.com Titer(℃) 熔點57-61
) F7 @& m" x+ @, ?5 }8 u soap-diy.com Colour(5 1/4"Lovibond) 顏色Yellow 3.0max. Red 0.5max.
( p6 I0 b& a, j0 i% D0 ^ soap-diy.com soap-diy.com 8 \2 t4 h5 h1 d. I) k& h
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Composition(in%) Approx:
" E) U# I* \* s6 s0 c4 k: D7 G soap-diy.com C14(Myristic)0-1
# L4 x7 o8 J) R3 d- \ soap-diy.com C16(Palmitic)30-38
' {$ J5 y$ x: n! A& G soap-diy.com C18(Stearic)62-70 soap-diy.com / G& i, c' f! c' |- V5 ]  i
C18'(Oleic)0-1
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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 soap-diy.com 9 i: j- a# }  j* B8 y


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