08CDHH-Chat Giat Rua Dang Long

7/28/2019 08CDHH-Chat Giat Rua Dang Long

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LI NI U

Ngy nay, cng vi s pht trin ca khoa hc k thut, cc sn phmty ra ngy cng a dng v c nhiu tnh nng u vit hn. Cc sn

phm thng dng nht trn th trng hin nay l: bt git, kem git vnc git.

nc ta hin nay, s dng ph bin nht l bt git, kem git; nhngnc git li ang chim lnh th trng v nc ta ang ngy cng phttrin. Ty theo th hiu, gi thnh v mt s tnh nng c bit m ngitiu dng s chn mt trong ba loi sn phm trn. Tuy nhin, bt git lic a chung hn v mt s u im: do sn phm dng bt nn ctrng lng nh hn, thun tin cho vic chuyn ch v tn tr. Sn

phm dng th nn thch hp cho vic phi trn cc ph gia nh: mu,hng thm, cc enzim, cc cht ty trng m khng chu c mitrng m cao. Song khng phi v th m kem git khng c s dng,kem git cng c nhng u im nh: trong qu trnh sn xut khng cnqua giai on sy phun nh bt git nn gim c chi ph nng lng vthit b, c bit l trong qu trnh git ty gim c nhiu kh nng to

bt v mt iu quan trng na l gi thnh sn phm ph hp vi nhngngi c thu nhp thp. Nhng v vic phi trn ph da phi chnnguyn liu thch hp cho mi trng nc v y l mi trng thun licho vi sinh vt v c kh nng phn hy hoc lm mt tc dng ca ccthnh phn bn trong kem git.

Trn th trng cc sn phm git ty hin nay, th nc git li chim

u th hn v nhu cu cuc sng hin nay i hi con ngi phi lm vicrt nhiu v nc ta ang trn pht trin. Chnh v th m cc loi mygit v ang dn dn thay th sc ca con ngi trong vic git giqun o v nhng tnh nng: c hot tnh b mt cao hn v m c hn;c kh nng ha tan hon ton trong nc, gip thm su vo tng si vinh bt cc vt bn nhanh chng. V mt iu ng ch ca nc gitl git c c nhng loi vi kh tnh nh: la, len, linen m trcy ngi tiu dng thng phi dng du gi hay sa tm git.



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Cc sn phm trn dng cho nhng vt liu mm cn nhng vt dngcng khc nh: soong, ni, chn, btth sao? V vy nc ra chn rai v ngy cng a dng ha sn phm hn, p ng nhu cu ngycng cao ca con ngi. Nc ra chn l mt trong nhng mt hng d

sn xut hn nhng loi sn phm khc, nhng khng v th m chtlng sn phm khng tt, ngc li n lm cho cc nh ni tr rt hilng v chng nh: kh nng ty du m tt, tnh m du ca chng.

Trong bi bo co ny, nhm em khng i su nhiu vo nhng quytrnh cng ngh v tnh cht an ton ca chng nn khng trnh nhiuthiu st, mong c v cc bn thng cm.

A KEM GIT:



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I Nguyn liu:

Kem git l loi cht ty ra tng hp c sn xut nhiu trongnhng thp nin gia th k 20 ti nay. y l loi sn phm tng i

tin dng do c tnh ty ra tt, d sn xut, d s dng v gi thnh r.Tuy nhin chi ph bao b vn cao hn so vi bt git. Ngoi ra kem gitcn c m cao, t l cc thnh phn hu ch thp nn chi ph tnh theon v git gi tng i cao.

Cht lng ca kem git ph thuc rt nhiu vo: cht lng, thnhphn nguyn liu v cng ngh sn xut. Loi kem git c cht lng caophi c tnh ty ra tt, PH va phi ( PH = 8 ), s dng t hao, gic trng thi keo, khng b tch lp v kt tinh khi bo qun lu di

trong cc iu kin thng thng.

Kem git thng l hn hp gm nhiu thnh phn nh: cht hotng b mt, cht ph da, cht n, mu, hng trong cht hotng b mt chim t 30% - 80% ty thuc vo tng lnh vc s dng.Cht hot ng b mt ch yu l cc anionit nh: ABS, LAS, x phng

Na, x phng K ( dng vi lng nh t 3 5 ln so vi anionit )

Cc cht ph da a vo vi mc ch gip ch cho vic git gi vgim gi thnh sn phm. Khi lng a vo ph thuc vo nhiu yut, trc ht l cng ca nc v loi cht bn. Cc cht a vo

ph bin nh: STPP, Natrisilicate, Natricacbonate, Natrisulfate, Calsit,Ure, cht thm, enzym, photon bleach ( ty bng nh sng mt tri )

Trnh t a cc thnh phn phi liu trong n pha ch vo thit bha trn nh sau: Nc, cht hot ng b mt, xt, mui photphat, chtty trng quang hc, Ure v cui cng l toluensunfonat v cc ph da

khc t yu cu cn thit cho quy trnh sn xut.Cc thnh phn trn c un nng v khuy trn n cho n khi thu

c dung dch ng nht v trong sut, tip cho thm cc cht thm.Nu cn vn c, ngi ta lc thm ln na v ng chai. Loi bao bthch hp nht l chai bng polyetilen.

II Cng thc:



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Cng thc chung:

STT Nguyn liu Loi git bngtay, %

Loi git bngmy, %

1 Cht HBM 9,0 12,0 9,5

2 X phng Kali 1,5 2,2 2,6

3 Toluen Sunfonat - 1,0

4 Natri Tripolyphotphat 27,0 30,0 25,0

5 Natri Silicat 2,0 -

6 Enzym - C

7 Natri Peborat - 2,0

8 Cht ty trng 0,1 0,1

9 Glixerin 0,4 0,2

10 Cht thm Theo yu cu Theo yu cu

11 Nc 100% 100%

* Cng thc thng dng:

LAS 15 30

STPP 2 10

Alumino Silicat 0 10Silicat Na 2 5

Calcit 0 20

Ure 0 20

Glixerol 0 2

Cht ty quang hc +

Du thm +



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CMC Na +

Sunfat Al 0 5

Kaolin 0 15

Sunfat Na 5 20

Enzym +

Nc v 100

* Cng thc git bng tay khc:

LAS 15

STPP 3 20

Na2CO3 10

CaCO3 0 - 5

X phng ( K, Na ) 3

Na2SiO3 15

Na2SO4 20

Bentonite 1 5

CMC 2

Enzym +

Hng, mu +

Nc v 100

*Cng thc vi photphat:

LAS 20,6



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Synperonic ( NI ) 4,4

Glyxerol 5,0

Borax 3,5

STPP 22,0

Silicon 0,25

Silic ( Gasil ) 2,0

CMC Natri 0,3

Tinopal 0,1

Balancophor 0,2

Dequest 0,4

Du thm 0,3

Alcalaza 0,5

Polymer gim ngng kt 1

Nc v 100

*Cng thc khng photphat:

LAS 9,2

Syperonic ( NI ) 17,3

Oleat Na 5,6

Laurat Na 3,8

Xitrat Na 10,0

Glyxerol 5,0

Borax 3,5

Dequest 0,4



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Silicon 0,1

Savinaza 0,3

Amylaza 0,1

Tinopal 0,1

Du thm 0,3

Polymer gim ngng kt a 2

Polymer gim ngng kt b 1

Nc v 100

* Cng thc nhm lm th nghim:

LAS 25

Natrisilicat 9

Tripolyphotphat 15

Na2CO3 8

Na2SO4 4

URE 2

Bentonite 1,5

Glyxerol 0,5

Alkyamit 0,5

CMC Na 0,4

Cht ty trng 0,2

III Quy trnh sn xut:

1) S cng ngh tng qut:


Phn ng hatan to kem

Du thm

Bm kem

ng h

KCS

Nhp kho

Bn cha kem

H2O, NaOH 30% LAS, H

2O

2

Na2CO

3

Na5P

3O

10

Na2SO4Na

2B

4O

7

NaClCMC

Na2SiO

3


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Thuyt minh quy trnh cng ngh tng qut:

Ngi ta cho dung dch xt vo thit b phn ng, b sung lngnc cho , bt ng c cnh khy ng c ny quay, ri cho LAS tt vo trung ha, ng thi cho H2O2 vo phn ng c d dng vty trng kem. Sau 12 pht trung ha xong cho cc ph gia rn vo tiptc khuy trn. Cui cng cho tip thy tinh lng vo quy tip. Sau tho kem xung thng cha kem, y tip tc khuy trn ng thi chomy bm chy bm kem hi lu v thng cha. Mc ch l dng bm nh nhuyn kem. Nu c iu kin th lp mt my nh nhuyn

trc khi a kem xung bung cha th cng tt.

Khi kem ngui ta cho du thm vo thng cha v tip tc quy,tip tc bm hi lu cho du thm tan u.

Khi kem nhuyn ta bt u ng hp. Ta ng hp bng cch mvan kem trn ng ng dn kem, kem s chy vo hp khi y hp takha van kem li v ng hp khc vo.

Sau khi ng hp xong th b phn KCS c trch nhm kim tra litrc khi tung ra th trng.



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2) S thit b cng ngh sn xut kem git:

Ch thch:

1) Thit b phn ng2) Thit b cha3) 2 Bm kem4) Van hi lu

5) Van x kem vo h6) H ng kem


3

4

5

6

V1

1

2

Nguyn liu

V2

Nc

Nc


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V1: Van y thit b phn ngV2:Van y thit b cha

* Quy trnh thao tc sn xut kem git:

Kim tra: kim tra cc thit b cc bm. Chy th nu thy ttl c, chun b cc nguyn liu tht y cho m phn ng.

ng van y van(1) thit b phn ng v van (2) thit b cha. ngcc van x kem (6)

* Thao tc chy my:

- Cho xt 30% vo thit b phn ng- Cho ng c khuy chy

- Cho t t LAS vo phn ng, ng thi cho H2O2 t t theo. Sau 15pht cho cc ph gia rn. Tip tc quy, thi gian cho ph gia v quykhng 40 pht.

- Cho mui n vo quy tip- Cui cng cho thy tinh lng vo quy 40 pht.- M van y cho kem xung bm- Chy bm chuyn kem ln trn thng cha. Khi bm ht kem ta

kha van y li, tt bm. Chun b quy m tip hoc dng li.- ng in cho ng c khuy thng cha chy

- M van y, m van hi lu, ng cc van x li(van 5)- Cho ng c chy kem s c bm hi lu v c lm nhuyn.Khi kem ngui cho du thm vo quy tip v tip tc bm hi lu.

- Khi kem nhuyn lng b mt x kem vo h qua h thng van(5).

- y np h v dn nhn.

* Thao tc dng my:

- Khi ng h ht kem ta dng ng c quy thng cha- Dng bm hi lu- Trc m phn ng cui cng thit b phn ng sau khi bm

ht kem sang thng cha ta ngng bm v ngng ng c khuy trn thit b phn ng.

*Lm v sinh my:

- Dng nc phun tia vo thnh thit b phn ng, vo nhng ch cnkem git cho bong ra ht.

- Bm nc ra sang thit b cha.



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- Dng nc bm tia cng ra thit b cha. Bm hi lu khong 5pht cho sch bm.

- M van x kem ri ng van hi lu. Nc ra s x ra ngoi htth dng bm, dng my khuy.

* iu kin k thut:

Tho t v thi gian phn ng, khuy trn:

- Phn ng 2040 pht- Ha tan ph gia 40 pht- Cho thy tinh lng 35 pht- Cho du thm 5 pht

Nhit :

- Phn ng v cho ph gia ha tan nhit 5070 0C- Cho du thm nhit thng

Tc quay ca trc khy trong khong 4050 vng/pht

Ch hm lng cc cht cho ng quy nh: Cc gi ph gia cho

tng m c cn ong cho vo ht khng st li. Cc ch tiu cht lng kem git:

1 - Hm lng cht HBM = 0,514%2 - PH ca dung dch 1%=9103 - Hm lng nc=55%4 -Th tch ct bt dung dch 1%450 ml5 - Th tch ct bt dung dch sau 3 pht 95 ml6 - Th tch ct bt dung dch sau 5 pht 90 ml.

7 - Khi lng ring 1,16.8 - Hm lng P2O5 =8%9 - Hm lng cht khng tan 1%10 - Hm lng ng gi sai lch 2%11 - Dng kem nho, mn khng tch lp mu trng c mi thm

c bit.

y l s v thit b khc ca kem git:



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Ch thch:

1: Thng cha cc thnh phn v c 6: Thng cha thy tinh lng

2: Thng cha xt 7: Thng cha LAS

3: Thng cha LAS 8: Thng cha ph gia khc


1 3

4 9

5

4

6 7 8

10

11

2


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4: Thng gia nhit, khuy trn 9: Ni nu kem

5: Thng cha c cp nc 10: Thng cha kem

11: ng gi sn phm

y cng l quy trnh sn xut kem git khc:

Cng ngh sn xut kem git gm cc bc sau:

- nh lng phi liu.

- Khuy ha tan nguyn liu rn ( Sda, Natri tripolysunfat, NaSunfat). Trong qu trnh khuy trn ngi ta tip tc b sung:

- Thy tinh lng.

- Cht to bt LAS.

- Cc ph da cn li nh: cht ty trng, cht n, enzym, cht thm,mu

Khi nho s c a qua my nghin mn v ng gi.



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IV Gii thiu sn phm:

B NC GIT:

I Nguyn liu:

Ngy nay, cng vi s pht trin ca nn kinh t th trng th ncgit li c cc nh ni tr s dng nhiu hn c. V tnh hu dng ca



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n nh: d nh lng, tnh kinh t, c hot tnh b mt cao hn v mc hn, c kh nng ha tan hon ton tt trong nc, gip thm su votng si vi nh bt cc vt bn nhanh chng.khi a vo my git.V vy nc git c s dng rng ri hn.

Nhng cng chnh v nhng yu cu ca cc nh ni tr, nn mt hngnc git cng lun lun thay i p ng nhu cu ca nh tiu dng. m bo tnh trong sut ca dung dch, ngi ta phi chn cc muikhong khng to kt ta vi cc thnh phm phi liu khc. Khc vicc sn phm dng bt, kem; cht hot ng b mt y khng dngmui Natri m dng mui amn, mui Kali hoc mui vi cc cht kimhu c l Etanolamin; Mui kim cn phi tan hon ton. Mui Natri ca

photphat ngng t cng c thay th bng mui Kali. V cc thnh phnkhc th cng tng t nh kem git .

II Cng thc:

*Mt s n pha ch dng cho cc loi vi:

Thnh phn % git len, t,la tng hp

git vibng

Loi vnnng

Cht HBM 10 20 6

Axit Stearic 8 - 10 10 - 15 3 - 5

Polymer gim ngng kt 1 - 2 0,5 - 1 1 - 2

Kali tripoliphotphat 0-15 -

Cht ty trng quang hc 0,2 0,3 -

Ure 0,5 - 1 - 1 - 2

Xylensunfonat- 5 7,5



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Cht thm 0,1-0,3 0,1-0,3 -

Nc


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*Cng thc nc git ca nc Anh:

Ingredients Weight %01. LES Na 25.6002. Optical brightener 0.0503. Sodium lauryl ether sulphate 70% paste 15.0004. Nonylphenol ethoxylate (9EO) 3.0005. Tomadyne 102 1.0006. PVP K-30 0.5007. Soda ash 1.00

08. Preservative 0.1509. Dye q.s.10. Fragrance q.s.11. Water up to 100




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M hnh thit b sn xut nc git



20/38


Quy trnh cng ngh sn xut nc git

IV Gii thiu sn phm:



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1 Nc git OMO:

* Nhng iu cn bit v nc git OMO:

- Nc git OMO lc xoy nh tan vt bn mnh gp 2 ln, ngayc nhng vt bn kh git nh: m, mc, cari

- Nc git OMO lc xoy m c gp 2 ln nc git thngthng, nn ch cn mt np git cho 1 ln git 20 chic o qun.

- Nc git OMO c tnh nng x l vt bn trc tip vt tri.

2 Nc git M Ho:



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Vi cng ngh git ty an ton, Nc git qun o M Ho gip bnlm sch v trng tt c cc vt bn bm trn qun o ni kh git nht:vt mu, vt mu, vt s-c-la, vt c ph, vt sa,... Bo v an ton choln da lm da lun mm mi v khng b kh rp. Vi tnh nng vt tri,nc git M Ho d dng thm su vo tng si vi, nhanh chng gitsch, gip dit khun hu hiu, kh sch mi m hi v cc vt bn cngu. c bit, nc git cn lu li hng thm tht lu trn qun o, gi

bn mu sc ca qun o sng v trng p hn hn. Dng nc git quno M Ho thng xuyn bn s thy c nhng li ch thit thc mM Ho mang li cho bn v c gia nh.

3 Cc loi sn phm nc git khc trn th trng:

Nc git x Frash-Domal (dnh cho trng)

Nc git x Frash-Domal (dnh cho en)



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Nc git x Frash-Domal (dnh cho len, la)

Nc git x Frash-Domal (dnh cho tng hp). Ring loi ny

c 2 mu: Chai xanh dnh cho tt c cc mu (tr mu trng sng)

Chai Trng sensitiv dng cho tt c cc mu (c mu trng) rt nh,du v an ton.



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Chai dng cho qun o mu tng hp 750ml

Chai dng cho th thao 750ml



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Chai git cho en 750ml

Chai git cho len la 750 ml

Chai git cho trng 750ml



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C NC RA CHN:

I Nguyn liu:

Th trng nc ra chn rt khc nhau vi nhiu sn phm tht adng khc. C bn nc ra chn cng da trn s pha ch ca cc chtHBM t 20 40%, kt hp vi cc ph gia: cht to bt, cht to nht, cht d tr kimgn y cn xut hin cc cht c tnh bo v datay nhy cm

Cht HBM: im then cht khi thnh lp cng thc ty ra vi t lbt phi nhiudo cn phi c cht hot ng b mt anion. Sau yl tnh cht ca mt s cht HBM ph bin trong nc ra chn:

- LAS: gi r, nhiu bt, nhy cm vi nc cng, khnng ty ra tt.

- AES: mc ch tng cng cho kh nng ty ra ca

LAS, khng b nh hng bi nc cng, khng gy kchng da, ha tan tt trong nc.

- SAS: kh nng ty ra tt, ha tan tt, to nhiu bt,khng gy kch ng da

sn phm c n nh trong qu trnh lu tr cn thm cht chnh nht, gip cc pha trn ln tt. Thng chnh nht, to tnh nnh cho sn phm bng cch dng cc cht hng nc nh: XSN, Ure,

cn, NaCl, KCL, MgCl2



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Ngy nay, th trng my ra chn tin trin u n v cho d stin trin tng i chm trong phn ng cc quc gia, cc sn phmra chn bng my tiu biu cho mt th trng y ha hn v lun luni mi vi cc thnh phn iu chnh thch hp.

II Cng thc:

Ngi ta phn bit 3 loi cng thc:

C tnh kinh t: t l phn trm cc hot cht khong 20%

Trung gian: t l phn trm cc hot cht khong 30%

Cao cp: t l phn trm cc hot cht khong 40%

Cng thc c tnh kinh t:

Thng thng ngi ta tm thy cc sn phm c nhng thnhphn cu trc sau y:

Cng thc 1 2 3

LAS 14 15 13

LES ( Na ) 3 - 3

LES ( Ammoni ) - 7 -

AOS - - 3

Dietanolamit 2 - 1

EDTA - 0,1 0,1Xylen sulfonat Na 3 - -

Ure - 2 3

Etanol - - 1

Bo qun 0,05 0,5 -

Nc, cht thm, mu v 100 v 100 v 100



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Cng thc trung gian:

Thng thng chng hn ngi ta nhn thy sn phm c nhngthnh phn sau:

LAS 20 25

LES ( Na ) 10 8

Etanol 6 6

Ure 2 3

EDTA 0,05 -

Nc, cht thm, mu v 100 v 100

Cng thc cao cp:

SAS 33

LES ( Na ) 7

N.I 2

Ure 3,5Etanol 2

EDTA 0,3

Nc, cht thm, mu v 100

Th d vi cng thc khc:

Dng nc chanh c th t mi tanh:

LAS 29

LES ( Na ) 14

Nc chanh 5 - 20

Etanol 5 - 6



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Ure 5

Cht bo qun 0,03


Dng cc cht dialkyl sulfosuccinat c hiu nng cao hncc hp cht c in LAS / LES trong nc cng nh nc cng:

Dialkyl sulfosuccinat Na 8

LES 4

Dietanolamin 2

Ure 1

Clorua manhe 0,5

Cht bo qun, nc

Cht thm, mu v 100

Cng thc lm ro nc: Hp cht APG, PAS Mg v rubo oxy ha to nn mt sn phm ro nc:

PAS ( du da ) Mg 11,5

PAS ( du da ) NH4 1,4

Olefin sulfonat 7

APG 3,7

Monoetanolmit 4,5

NI ( m b, 18 OE ) 3,4


Cng thc cho mt nc trong vt:



30/38


LES(Na) 10

CAPB 1,2

APG 2,2

SAS 10


Cng thc pha long: l cng thc siu m c phalong vi nc c c nc ra chn bt c khong 2% cc hp cht.V d theo cng thc c ti 70% cc hot cht:

SAS 66,5

LES(Na) 18,5

N.I.7.OE 5

Ethanol 17,5

Cht bo qun, nc

Cht thm, mu v 100

Cng thc khc ca nc ra chn:



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Cng thc nhm lm trong phng th nghim :

LAS 15

LES 10

HEC 0,2

URE 0,5

NaCl 0,2

Glyxerin 0,5



PVA HEC CMC


32/38


Thuyt minh quy trnh sn xut nc ra chn:

Lc u ta cho LAS v xt vo trung ha ti khi lng LAS phnng ht vi xt c ngha l to c lng cn thit, thi gian khuy lcny khong 30 40 pht ty theo lng LAS a vo. Tip ta chothm nc v Na2CO3 vo trong thng trn khuy tip, nhit lc nyca thit b l t0 = 40 - 650C. V tc khuy cng gim xung v s to

bt nhiu lm cho thi gian ch n nh bt lu, s lm chm qu trnhxut sn phm.

Din ra ng thi vi qu trnh th lng PVA, HEC, CMC cng ckhuy trn trn thng thit b khuy khc trc khi a xung thng trnchnh. Khi hn hp c ng nht ( c ngha l to c keo cnthit ) th ta cho chng xung thng trn chnh, lc ny ta cng gimnhit ca thit b khuy trn xung cn 35-400C. Tip tc khuy trn

n khi lng hn hp ng nht th ta cho tip hng chanh v mu votip, cng vi lng nc nhm to nht cn thit ( 90-110) cho hn


Thng trn

Thng trn

LAS Na2CO3 NaOH

Nc

Thng cha

Kim tra, ng gisn phm

Hng chanhv mu


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hp. Khi hn hp sn phm hon ton ng nht th ta ngng khuy vcho xung thng cha n nh bt thi gian khong t 1-3 ngy l takim tra nht v ng gi c.

IV Gii thiu sn phm:

Sn phm nc ra chn M Ho:

Nc ra chn M Ho Hng Chanh c chit xut t v chanh

thin nhin kt hp vi cht dit khun, ngoi tc dng ty sch cc vtbn- du m, kh sch mi tanh bm trn ly, chn da, xoong ni...cn ctnh nng dit khun rt hiu qu. Nc ra chn M Ho m c ntng git, t hao, khng lm hi da tay, tit kim thi gian v tin bc.Chit xut tinh du t v chanh kt hp tnh nng dit khun c trongnc ra chn, gip cho chn da lun sch bng, thm mt khi s dng.

Sn phm nc ra chn GLOSSY:



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Ch cn 2 3 git m c l ra sch bt a ca mt ba n, mithc n li khng cn lu li na c bit d nhn thy nht khi ra tanh nh: c, tm, mc....Sau khi ra xong, bt a sch bong m bn tay

khng b kh rp, khng b n da tay.

Cc loi sn phm nc ra chn khc trn th trng:

http://www.vatgia.com/6675/805112/n%C6%B0%E1%BB%9Bc-r%E1%BB%ADa-ch%C3%A9n-frog-800g.htmlhttp://www.vatgia.com/6675/805432/n%C6%B0%E1%BB%9Bc-r%E1%BB%ADa-ch%C3%A9n-sunligh-plus-800g.htmlhttp://www.vatgia.com/6675/805415/n%C6%B0%E1%BB%9Bc-r%E1%BB%ADa-ch%C3%A9n-sunlight-plus.htmlhttp://www.vatgia.com/6675/805377/n%C6%B0%E1%BB%9Bc-r%E1%BB%ADa-ch%C3%A9n-sunlight-chanh-900ml.htmlhttp://www.vatgia.com/6675/805136/n%C6%B0%E1%BB%9Bc-r%E1%BB%ADa-ch%C3%A9n-dish-drops%E2%84%A2-1l%C3%ADt-280000.htmlhttp://www.vatgia.com/6675/805114/n%C6%B0%E1%BB%9Bc-r%E1%BB%ADa-ch%C3%A9n-frog-4-5kg.html


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Nhng iu lu v nc ra chn:

- Cc cht hot ng b mt u lm cho da b kh do chng ly i lpdu trn da. Nu s dng nc ra chn qu nhiu th c kh nng s b

bng da. khc phc vn ny ta nn thm vo thnh phn ca ncra chn cc cht gi m nh glixerin v ure.

- bo v da tay ta cn thm nhiu cht bo v da tay nh: CMC vcc hp cht khc

- t bit ta phi iu chnh lng PH ca dung dch v lng PH qucao. iu chnh lng PH = 6,5 7,5 l c.

KT LUN

Tronglnh vc cc cht ty ra gia dng, ngi tiu dng khng ch trongi nhng sn phm hiu nghim, m cn hn th na h cn c mongchng ph hp vi th gii hin i. Chnh v th t nhiu nm nay,nhng sn phm dng bt dn dn c thay th bng dng lng.

Nhn t thnh cng v sn phm ty ra dng lng, khng k n tnhmi m, c o ny, trc ht l kh nng d s dng. V cn hn thna n d dng ha tan vo trong nc v thm su vo tng vt bn



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kh ty nht m cc sn phm dng bt khng th c c. Chnh v thm cc b ni tr tin tng v tin dng cc sn phm dng lng hn.

Trong th gii hin i ngy nay cc loi sn phm ua nhau cnh

tranh. Chnh v th m cc nh tiu dng s chn la cho mnh nhng snphm tt v hp ti tin ca mnh nht. Cc cng ty s cho ra i nhnga con rt ln, rt mnh c th cnh tranh vi cc thng hiu khcnhm mc ch thu li li nhun cao nht. Tnh ring mt hng cht tydng lng c hng trm nghn chng loi v mi y nht cc cng ty ln cho ra i nhng sn phm ty ra dng lng m khng cn nc.Chnh v tnh mi m ny thu ht rt nhiu ngi tiu dng dng thsn phm ca h v theo kho st th trng th c 90% cc nh tiu dng

chp nhn sn phm ny, c th thy nhng mt ht sc kh quan m mthng ny a li trong tng lai.

Trong bi bo co ny chng em xin i s qua nhng quy trnh snxut v khng c thi gian di nghin cu k hn v thit b v quytrnh. Nn khng trnh nhng thiu st mong c v cc bn thng cm.

Mc lc

A Kem git: 3

I Nguyn liu: 3

II Cng thc: 4

III Quy trnh sn xut: 6

IV Gii thiu sn phm: 12



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B Nc git: 13

I Nguyn liu: 13

II Cng thc: 13



C Nc ra chn: 24

I Nguyn liu: 24

II Cng thc: 24



Kt lun: 33

Ti liu tham kho

1 Cc sn phm chm sc c nhn. ( H Tn Ti )

2 K thut sn xut cc cht ty ra. ( Trng H Cng nghip thcphm )



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3 Bi ging thc hnh KTSX cht ty ra. (Trng H Cng nghipthc phm )

4 Laundry Detergents, Liquid Detergents, Cht git ra. (

www.sinhviencnhh.net )5 Sn xut cht git ra cng ngh v th trng. ( TS. Trn Kim

Tin )
http://www.sinhviencnhh.net/http://www.sinhviencnhh.net/

Date post:	03-Apr-2018
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