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硬脂酸 stearic acid ( 十八酸, 己基癸醇硬脂酸酯) soap-diy.com 8 B* c) a. p) V" k
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: y1 e5 Y+ }( Z, _( Q$ m& p2 q8 Y8 Y. U. 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 1 O/ K$ {) _1 }% n, S
存在於許多植物性油脂和動物性油脂中。 soap-diy.com $ A5 K( f+ n1 j7 |. Y0 _2 d6 G; B


" s0 t# F+ V, h4 _ 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%
7 K! h- j7 w" q$ D( C- T soap-diy.com ,但可可脂中的含量高達34%。
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. C9 x+ N+ {) ]) I; j soap-diy.com 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   e5 L2 u0 l1 P! [" Y6 {7 b: B

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生產方式 soap-diy.com 4 H& t% ?0 ^; D% u$ _

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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。 soap-diy.com $ t5 c. a2 V- y9 z5 Z
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8 W5 r' c& N1 r! `' A& n 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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) I2 ?' X) I# X6 R3 A 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。
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& ~' C6 z5 `  _2 {% W soap-diy.com 硬脂酸添加比例為3%~5%。 soap-diy.com 1 U. E0 @, p  K/ [/ Z


+ {( k  C" N# U: G, k- ^# o soap-diy.com 建議計算氫氧化鈉時,計入硬脂酸皂化價 soap-diy.com 2 ]/ S8 l2 ~& r1 U6 s6 q


, H; O: \! B7 k4 g2 J 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。
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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。

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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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硬脂酸在手工皂的功能是增加皂的硬度。 soap-diy.com " w: ^9 `: k4 [7 S2 d
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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& @/ V2 I2 l9 a1 D8 f soap-diy.com 硬脂酸(三壓級) soap-diy.com / s! g* ~7 P; m" k4 q4 c
STEARIC ACID

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Specs No.:703-28602 Product Code:SA1801 Product Form:Beads

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Property:
: s) L2 q: k3 O soap-diy.com Acid Value 酸值201-213 soap-diy.com 8 c$ Z4 ]. M) v( t
Sapon Value 皂化值202-214 soap-diy.com 3 d/ ?. G. m/ u! \& P' v' Q5 h
Iodine Value 碘值1.0max.
( C: T- V5 d9 ^8 R* S1 w soap-diy.com Titer(℃) 熔點54-56 soap-diy.com 7 Z8 F, P, L+ A, |
Colour(5 1/4"Lovibond) 顏色Yellow 2.0max. Red 0.5max.
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Composition(in%) Approx:
! b1 W  G& r# |. Y soap-diy.com C12(Lauric)& Lower1max. soap-diy.com + e; s7 n$ R0 w% C" [2 B8 Z8 u
C14(Myristic)2max. soap-diy.com " m/ C# \+ I; N7 E
C16(Palmitic)68max.
, G6 V+ H5 `! Q2 S" u. n soap-diy.com C18(Stearic)30min.
; I. Q! O& @3 v- k# n! b soap-diy.com C20(Arachidic)1max.
) D: P2 Y! l+ U- m soap-diy.com C18'(Oleic)1max.
4 o9 d+ `8 K6 u5 N soap-diy.com soap-diy.com 9 x$ w2 V  E1 |7 C# p3 }1 Q
Standard Packing: -- 25kgs net. in PP Woven with PE inner bag --600kgs net. in jumbo bag
- J+ u0 l+ L% h- r" Z soap-diy.com Test Method:AOCS
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硬脂酸(二壓級) soap-diy.com 8 Y. O8 K, K4 G! w& \- l' g5 Z9 c
STEARIC ACID soap-diy.com ' i3 q/ F- A. o4 K
Specs No.:703-28603 Product Code:SA1806 Product Form:Beads

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Property:
. n0 ~0 ?* p4 S7 |& _6 P! q9 b; s( N7 D soap-diy.com Acid Value 酸值207-214 soap-diy.com % U6 m3 n5 V8 [+ o: c% F' i
Sapon Value 皂化值208-215 soap-diy.com 9 V* I& p7 D- R2 q& |
Iodine Value 碘值3.0max. soap-diy.com ) V) u* E: O. d: H
Titer(℃) 熔點53min.
" k1 o0 A! k, y6 L7 K# v& M5 T soap-diy.com Colour(5 1/4"Lovibond) 顏色Yellow 5.0max. Red 1.5max.
0 T! N7 \6 {0 {& V# X soap-diy.com soap-diy.com   m) b2 B* c8 {6 u2 d
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Composition(in%) Approx: soap-diy.com ; c( c) T- e, X& [8 O) z' b
C12(Lauric)& Lower1max. soap-diy.com & r' k0 I* s/ L; s$ W
C14(Myristic)2max. soap-diy.com + q. l" p. k0 U" w9 J! j( B& S' h
C16(Palmitic)70max.
4 `; @. q# [9 P9 H soap-diy.com C18(Stearic)29min. soap-diy.com ; ]: ?% A" `1 o+ C
C20(Arachidic)1max.
% p, G$ @) d, z/ ]) _ soap-diy.com C18'(Oleic)3max. soap-diy.com ' s! ?/ F4 n8 v0 Z5 u1 O soap-diy.com 3 }2 w5 y! Q' R' k  U
Standard Packing: -- 25kgs net. in PP Woven with PE inner bag -- 600kgs net. in jumbo bag soap-diy.com " ?* g  B2 B; y' \
Test Method:AOCS
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# P7 W. B/ a! e0 s soap-diy.com 硬脂酸(一壓級) soap-diy.com : J7 O4 V& |8 S* a* z! H
STEARIC ACID soap-diy.com . Y. ^( b1 B& }7 l- b/ d
Specs No.:703-28604 Product Code:SA1810 Product Form:Beads

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Property: soap-diy.com 0 j8 j2 V2 {6 B( P8 b
Acid Value 酸值185min. soap-diy.com : I1 g1 S( P# H6 ^/ p7 v& i
Sapon Value 皂化值186min. soap-diy.com 5 O+ O9 \' P9 i& _+ C6 e  h
Iodine Value 碘值10max. soap-diy.com , Y: E% s" V8 m4 O1 K
Titer(℃) 熔點50min. soap-diy.com 8 r9 v6 Q# r2 Z6 Z' R( T
Colour(Gardner) 顏色7Gardner max.
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+ F" l/ ^. h2 Z; C4 ] soap-diy.com soap-diy.com ; C  }: e/ c# c+ Z2 |4 C
Composition(in%) Approx:
  _' y3 G% y4 G- L soap-diy.com C12(Lauric)& LowerVariable soap-diy.com   H0 X8 |1 x. ?8 q8 b
C14(Myristic)Variable
3 p8 I. l$ j3 h# v2 G* X' C soap-diy.com C16(Palmitic)Variable
) M) d5 {7 l- r( H8 C, ~( s& U6 x soap-diy.com C18(Stearic)Variable soap-diy.com   {. T3 p3 b2 |- |5 t- j4 S
C20(Arachidic)Variable soap-diy.com " s7 n$ ]5 x& z) j1 Z( }
C18'(Oleic)Variable soap-diy.com ) |1 ], N8 `0 k$ u" Q6 ]
& S' Y4 Q: F+ p$ V% m$ C soap-diy.com Standard Packing: -- 25kgs net. in PP Woven with PE inner bag -- 600kgs net. in jumbo bag
. I+ b3 {* i9 v4 @ soap-diy.com Test Method:AOCS
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8 I% B2 H1 j3 b: H; k. g. o. i8 E6 X soap-diy.com
! z2 _7 [' B  ]! x" M* w1 M soap-diy.com 硬脂酸(分餾三壓級) soap-diy.com 3 `" V9 V3 ]& [4 O0 i
STEARIC ACID soap-diy.com ' x: |, \4 v% @7 q  R
Specs No.:703-28605 Product Code:SA1840 Product Form:Beads

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Property: soap-diy.com 2 P& P; z" N! [( y1 A$ W
Acid Value 酸值200-212
* Z# m" o# r+ W6 a2 g4 D soap-diy.com Sapon Value 皂化值201-213 soap-diy.com $ O- F) @4 c! I$ p( i0 s7 v& J
Iodine Value 碘值1.0max.
* ~- o* C8 F8 g( m5 C soap-diy.com Titer(℃) 熔點55-57
& d9 ?0 x" v  Z1 Q  D soap-diy.com Colour(5 1/4"Lovibond) 顏色Yellow 2.0max. Red 0.5max.
) O9 ~8 t* e9 E soap-diy.com soap-diy.com ) d2 {1 T0 k: N. C
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Composition(in%) Approx: soap-diy.com 3 H9 c0 A% d5 C4 S
C12(Lauric)& Lower1max. soap-diy.com 7 `) h6 g; t3 X0 F$ w' @4 z$ L
C14(Myristic)2max. soap-diy.com + q5 C* m9 f, z/ q& h1 ?/ P" o
C16(Palmitic)60max.
" v! r; M2 l" b' W- { soap-diy.com C18(Stearic)40min.
( R0 N9 J, a! Q5 S1 U soap-diy.com C20(Arachidic)1max.
4 a5 V/ u. E, @& k  M9 E5 w soap-diy.com C18'(Oleic)1max. soap-diy.com ! A7 }" P; K2 P( @6 K1 _/ `# o soap-diy.com 8 M+ ?6 Q8 W/ e* ?" Z) `" x) J
Standard Packing: --25kgs net. in PP Woven with PE inner bag --600kgs net. in jumbo bag soap-diy.com ) g2 A- M1 S' s$ u4 [$ m
Test Method:AOCS soap-diy.com 1 s. N, @' E' Y5 x; v6 u

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硬脂酸(分餾三壓級) soap-diy.com 4 K8 m1 U7 `/ K% y7 X8 b& i
STEARIC ACID
! C" J- L& \* k6 G) Z4 |8 o0 j+ m  w soap-diy.com Specs No.:703-28606 Product Code:SA1850 Product Form:Beads

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+ i) O$ R) v" r9 }7 I; W3 s3 E# q soap-diy.com Property: soap-diy.com " x" P2 l7 P0 n, ]/ W  W
Acid Value 酸值198-210 soap-diy.com 6 w! J: V' i4 f0 A2 |1 Z
Sapon Value 皂化值199-211 soap-diy.com 3 Z: N- n2 v! {3 o7 Z: \
Iodine Value 碘值1.0max. soap-diy.com + y# n% D7 J$ B; m
Titer(℃) 熔點55-58 soap-diy.com 0 c1 e# M6 a- ~) F4 u  K( ~
Colour(5 1/4"Lovibond) 顏色Yellow 2.0max. Red 0.5max.
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Composition(in%) Approx: soap-diy.com ( Y* w  i0 W4 N3 n* M0 i
C12(Lauric)& Lower1max.
0 Z: ~4 n- m0 {# H: j, U7 g: s soap-diy.com C14(Myristic)2max. soap-diy.com " Y; \; f; J2 p) q2 m8 l
C16(Palmitic)53max.
% M( s. i9 S1 p2 k7 Z& W5 N soap-diy.com C18(Stearic)47min. soap-diy.com 7 C4 ?: w3 q8 Y8 ^$ x. r
C20(Arachidic)1max.
6 P& R6 M, N- x6 m soap-diy.com C18'(Oleic)1max. soap-diy.com " D% `3 b; }" M+ m) K soap-diy.com 3 D9 O! p2 N9 e
Standard Packing: --25kgs net. in PP Woven with PE inner bag --600kgs net. in jumbo bag soap-diy.com 0 U0 o4 v9 [$ t6 {# T2 ^) L+ s
Test Method:AOCS
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# I( u7 d. C: g soap-diy.com 硬脂酸(分餾三壓級)
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STEARIC ACID
( N% R  o) g* P* S9 I% I soap-diy.com Specs No.:501-38608 Product Code:SAF1865 Product Form:Beads

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Property:
% v/ a/ n2 E6 y1 ]9 i/ Q soap-diy.com Acid Value 酸值200-208
3 e7 Y* m" [/ G2 l9 A soap-diy.com Sapon Value 皂化值201-209 soap-diy.com 9 g# f; ]4 o% [
Iodine Value 碘值1.0max. soap-diy.com ! s9 B+ U5 {$ {: a9 }) z
Titer(℃) 熔點57-61 soap-diy.com " l( T& ?3 L/ g! @" p4 `" W
Colour(5 1/4"Lovibond) 顏色Yellow 3.0max. Red 0.5max. soap-diy.com , \+ L' u) n7 T4 s3 c- z8 E; C
: y# }- Q$ r/ b% N% ` soap-diy.com soap-diy.com / i1 W" b- L1 O8 Q
Composition(in%) Approx:
! C. d6 u2 d6 Z  s' P- V soap-diy.com C14(Myristic)0-1 soap-diy.com 4 d" w; d5 @+ x' ~  u
C16(Palmitic)30-38 soap-diy.com ; {3 _. H! R0 R: P
C18(Stearic)62-70 soap-diy.com : d' N# B8 [, L
C18'(Oleic)0-1
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" e. c! G; ?8 ~1 a 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 ' w, l0 T$ W4 y8 ^# U. }
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Test Method:AOCS
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