Shaanxi Bloom Tech Co., Ltd. yog ib qho ntawm cov neeg tsim khoom lag luam zoo tshaj plaws thiab cov muag khoom ntawm cov ntshiab gelatin hmoov case 9000-7-8 nyob hauv Suav teb. Txais tos rau kev lag luam wholesale loj zoo ntshiab ntshiab yog yam 9000-70-8 Kev muag khoom ntawm no los ntawm peb lub hoobkas. Cov kev pabcuam zoo thiab tus nqi tsim nyog muaj.
Ntshiab gelatin hmoov, tsis muaj xim rau lub teeb daj, hauv cov hmoov, flake lossis thaiv daim ntawv. Glossy, tsw ntxhiab thiab tsis xis. Cov txheeb ze cov roj av yog li 50,000 txog 100,000. Txheeb ze ceev ceev 1.3 ~ 1.4. Nws yog insoluble hauv dej, tab sis thaum soaked nyob rau hauv dej, nws tuaj yeem nqus 5 txog 10 zaug ntawm dej thiab swell. Yog tias muaj cua sov, nws yuav yaj mus rau hauv kev sib daj, thiab thaum txias hauv qab 35 txog 40 degrees Celsius, nws yuav dhau los ua tus gel; Yog hais tias cov tshuaj aqueous yog boiled rau lub sijhawm ntev, cov khoom hloov vim kev txiav txim siab, thiab gel tsis ua ntxiv tom qab txias. Insoluble hauv ethanol, ether thiab chloroform, glyacic acid, iteasic acid, iteas, thiab feem ntau cov khoom siv pelassium, thiab feem ntau yog cov khoom siv gel nrog kev daws 10% mus rau 15%. Qhov kub ntawm gelation sib txawv nrog concentration, coexisting salts thiab tus nqi. Lub viscosity thiab gel lub zog sib txawv nyob ntawm cov txheeb ze cov neeg faib khoom thiab tseem cuam tshuam los ntawm Ph, Kub thiab Electrolyte. Yog tias cov khoom siv daws teeb meem no tau formaldehyde, nws yuav tig mus rau sab nraud gel uas yog insoluble hauv dej. Cov khoom no yog ib qho yooj yim los nqus cov dej noo thiab ua rau cov kab mob tsis ncaj, yog li kev saib xyuas kom ua thaum khaws nws. Thaum hydrolysis, ntau cov amino acids tuaj yeem tau txais.
|
Tshuaj Cov Qauv |
C6H12O6 |
| Melting point | >226 Qib (Dec.) |
| Ceev | 1.2 |
| Kev Cia | 2-8 degree |
| So |
Solubility hauv dej yog 67 mg / ml ntawm 50 degree, me ntsis turbid, daj daj me ntsis |
Ntshiab gelatin hmoovyog molecule loj hydrophilic colloid uas yog ib qho khoom ntawm cov khoom siv hydrolysis ntawm collagen. Raws li lawv cov khoom thiab cov ntawv thov, gelatin tuaj yeem muab faib ua yees duab, tshuaj dawb gelatin, thiab kev lag luam gelatin. Qhov zoo tshaj plaws yuav tsum tau ua rau gelatin sib txawv nyob ntawm nws siv. Thaum siv los ua cov nplaum, qhov tseem ceeb yuav tsum muaj lub zog sib luag. Thaum siv rau hauv cov liaj teb xws li yees duab, khoom noj, tshuaj, thiab lwm yam, kev coj dawb huv ntawm cov khoom yog hais txog.
Raws li cov lus tshaj tawm, tshaj 60% ntawm lub ntiaj teb cov gelatin yog siv hauv cov zaub mov thiab kev lag luam khaub noom. Nyob rau hauv cov khoom qab zib ntau lawm, cov menyuam yaus yog siv los tsim cov pos hniav xws li cov kua mis kua txiv, cov kua txiv ntoo, cov txiv ntoo ntawm cov paj ntoo, thiab cov khoom qab zib Gummees. Gelatin muaj txoj haujlwm ntawm cov dej nqus thiab txhawb cov pob txha pob txha. Tom qab tau yaj nyob rau hauv dej, cov kua roj av muaj peev xwm nyiam ua ke los ua ib qho kev sib tw ntawm cov gel, yog li ntawd cov piam thaj ua ke tuaj yeem ua kom cov khoom qab zib uas muaj zog, nws yuav tsis deform nyob rau hauv cov nra hnyav.
Cov tshuaj ntau ntawm gelatin nyob rau hauv khaub noom yog 5% rau 10%. Cov nyhuv zoo tshaj plaws yog tiav thaum tus nqi ntawm gelatin siv yog 6% hauv crystal paj hauv qab. Tus nqi ntawm gelatin ntxiv rau acorns yog 6.7%. 0.6}}% mus rau 3% lossis ntau dua hauv nougat. Tus nqi ntxiv rau cov kua qab zib ntawm cov khoom qab zib yog 1.5% mus rau 9%, thiab cov khoom xyaw rau cov ntsiab lus qab zib uas xav tau cov ntsiab lus gelatin ntawm 2% rau 7%. Nyob rau hauv kev tsim khoom ntawm cov khaub noom, gelatin yog ntau dua, yoog raws thiab pob tshab dua li cov hmoov txhuv nplej siab thiab agar. Hauv tshwj xeeb, siab-}} zoo gelatin nrog cov khoom qab zib siab thiab cov kua qab zib txaus thiab cov duab.
Nyob rau hauv cov zaub mov khov, gelatin tuaj yeem siv ua tus sawv cev ntawm tus kheej. Gelatin jelly muaj lub siab melting point thiab yog yooj yim soluble hauv dej kub. Nws muaj tus yam ntxwv ntawm melting hauv lub qhov ncauj thiab feem ntau siv los ua cov zaub mov jelly, thiab lwm yam gelly tuaj yeem siv los ua jelly. Gelatin jelly tsis crystallize nyob rau hauv sov thiab undissolved syrup, thiab sov jelly tuaj yeem tsim lub jelly tshiab tom qab lub clot. Gelatin, raws li lub stabilizer, tuaj yeem siv rau hauv kev tsim cov khoom noj khov, thiab lwm yam ntawm cov dej khov, kom muaj cov ntaub so ntswg khov kho, thiab tus nqi tsawg. Txhawm rau kom tau txais cov dej khov zoo heev, cov ntsiab lus gelatin yuav tsum tsim nyog. Qhov kev siv tshuaj ntau ntawm gelatin hauv cov mis nyuj khov yog 0.25% mus rau 0.6%. Txhua lub zog ntawm gelatin tuaj yeem tsim cov mis nyuj khov zoo, tab sis cov khoom siv sib txawv yuav tsum tau sib piv nrog kev sib raug zoo.
3. Nqaij cov khoom luam tawm
Ntshiab gelatin hmoov, raws li tus neeg sawv cev ntawm tus kheej, yog ntxiv rau cov nqaij rau cov nqaij mos, thiab zhenjiang nqaij npuas, thiab zhenjiang nqaij npuas tais, txhim kho cov zaub mov hauv kaus poom, txhim kho cov txiaj ntsig thiab cov khoom lag luam zoo nkauj thiab zoo ntawm cov khoom lag luam. Gelatin kuj tseem tuaj yeem ua yeeb yam li ib qho nqaij, xws li emulsifying cov rog nyob rau hauv nqaij thiab tiv thaiv cov yam ntxwv qub, thiab tiv thaiv cov yam ntxwv qub, thiab tiv thaiv cov yam ntxwv qub, thiab tiv thaiv cov khoom siv qub, thiab kev tiv thaiv cov khoom qub ntawm cov khoom. Nyob rau hauv cov kaus poom zaub mov, gelatinin kuj tseem siv tau los ua tuab. Plains gelatin feem ntau ntxiv, thiab tuab jelly ua los ntawm kev ntxiv ib feem gelatin thiab ob ntu dej kuj tseem tuaj yeem ntxiv.
Gelatin tuaj yeem siv los ua tus sawv cev kom meej hauv cov khoom lag luam zoo xws li npias, kua txiv ntoo, thiab almond txiv mis nyuj haus. Lub tshuab kev ua yog tias Gelatin tuaj yeem tsim cov flocculent nag lossis daus nrog cov tannins. Tom qab kev sib tshuam, cov flocculent colloidal hais tuaj yeem adsorb, aggregate, thiab muab tshem tawm cov tshuaj txhuam hniav, thiab tom qab ntawd tau muab tshem tawm los ntawm kev lim dej. Rau cov dej haus sib txawv, cov kua roj muaj peev xwm siv ua ke nrog cov tshuaj sib txawv raws li qhov xav tau kom ua tiav cov teebmeem sib txawv. Hauv cov txheej txheem ntau lawm ntawm mulberry kua txiv, gelatin yuav tsum tau ua haujlwm ua ke nrog tannins thiab silica gel ua ib tug neeg sawv cev kom meej. Rau almond txiv ntoo mis haus, gelatin tuaj yeem siv ua ke nrog sodium alginate los tsim cov tsw tshwj xeeb thiab saj tau zoo heev.
Tus nqi ntawm gelatin ntxiv txawv rau cov dej haus sib txawv. Hauv cov kua txiv txiv hmab txiv ntoo, tus nqi ntawm cov gelatin ntxiv yog 2% rau 3%, thiab cov tshuaj aqueous muaj 1% yog siv los qhia meej waxberry kua txiv. Cov kua dej siv hauv beer clarification muaj 0.5% gelatin. Tus nqi ntawm gelatin siv nyob rau hauv cov cawv txiv hmab kom meej yog 0.1 - 0.3g / l. Nyob rau hauv kev tsim cov dej haus dej haus dej, gelatin tuaj yeem siv ua ke nrog cov tshuaj sib txawv los txhim kho qhov zoo ntawm cov dej haus dej. Hauv cov txheej txheem npaj ntawm cov tshuaj yej dub, kev sib xyaw ua ke ntawm gelatin thiab silica gel tuaj yeem tiv thaiv cov dej haus dub los ua cov huab vim tias ntev cia. Nyob rau hauv cov txheej txheem npaj ntawm ntsuab tshuaj yej, tom qab kho nrog sib tov ntawm gelatin thiab vinylprolidone, ntsuab tshuaj yej dej txias yuav ua tiav tau saj zoo.
Nyob rau hauv xyoo tas los, cov teb chaws xws li Nyiv tau nce ntxiv siv Gelatin rau cov khoom noj khoom haus. Txheej Gelatin ntawm cov chaw noj khoom haus muaj cov txiaj ntsig hauv qab no:
(1) Thaum muaj ob yam khoom noj sib txawv ua ke, txheej gelatin tuaj yeem inhibit browning kev tawm tsam.
(2) Txhawm rau tiv thaiv cov zaub mov los ntawm nqus dej noo thiab ua kom muaj zog, pleev cov suab thaj nrog cov hmoov av uas muaj zog tuaj yeem nqus noo noo thiab zam kev ua haujlwm.
(3) Ntshiab gelatin hmoovtuaj yeem ua rau cov khoom noj ci thiab txhim kho cov zaub mov zoo.
(4) tuaj yeem tiv thaiv cov zaub mov lwj thiab oxidation. Cov txheej tsim los ntawm gelatin nrog kev sib haum xeeb ntawm 10% yog tsim nyog rau cov nqaij npua, cheese, uas tuaj yeem tiv thaiv cov zaub mov lwj thiab ntev kom txuag tau khoom noj.
(5) Cov tub rog ua raws li lub stabilizer kom tiv thaiv cov khoom los ntawm ziab, tawg, thiab deforming.
(6) Cov nyhuv khaws cia yog ua tiav los ntawm kev ntxiv cov kua txiv qaub rau cov txiv hmab txiv ntoo thiab zaub, uas tuaj yeem ntseeg cov zaub mov tshiab thiab ntuj.
Nyob rau hauv cov khoom noj ntau lawm, gelatinin kuj tseem siv tau los ua cov khoom qab zib thiab ntau yam piam thaj. Vim tias qhov kev ruaj ntseg ntawm gelatin, cov piam thaj no tsis nkag mus rau hauv cov huab cua txawm tias cov kua dej nce, thiab tseem tuaj yeem tswj qhov loj ntawm cov kab muaj qab zib. Gelatin kuj tseem siv tau los ua cov xim hlaws rau cov mis nyuj khov, thiab cov piam thaj dawb, thiab lwm yam. Cov yeeb yaj kiab Gelatin, tseem hu ua cov ntim khoom ua ntej ua yeeb yaj kiab lossis biodegradable zaj duab xis. Nws tau raug pov thawj tias cov yeeb yaj kiab Gelatin muaj cov khoom zoo tensile muaj zog, roj cua sov thiab roj tsis kam, thiab noo noo tsis kam. Biodegradable zaj duab xis synthesized los ntawm Chen Jie thiab lwm tus siv Gelatin tsuas yog siv rau cov txiv hmab txiv ntoo khaws cia, ntim zaub mov, lossis noj nqaij ncaj ncees.
Gelatin yog ib qho khoom tau los ntawm kev mob hydrolysis thiab cua sov denaturation ntawm collagen. Cov ntaub ntawv raw rau kev tsim cov gelatin yog cov tsiaj tawv tsiaj, cov pob txha thiab tanning kev lag luam pov tseg. Cov gelatin ntawm kev ua lag luam tau tshaj plaws los ntawm cowhide, nqaij nyuj pob txha lossis pigskin. Nyob rau hauv xyoo tsis ntev los no, vim muaj kev tshwm sim ntawm tus kab mob nyuj miv thiab ko taw}}}}}}}}}}}} paab nplai thiab nqaij qaib nqaij ua cov khoom nyoos los npaj gelatin. Tam sim no, txoj kev ntau lawm cov qauv ntawm cov gelatin muaj xws li alkali txoj kev, acidatic txoj kev, thiab cov qauv kua txiv yog cov txheej txheem kev ua yeeb yam. Kev voj voog ntau lawm yog qhov ntev, feem ntau 15 hnub, thiab cov khib nyiab ua rau cov pa ua paug rau ib puag ncig. Vim tias cov nqi tsim khoom ntawm gelatin npaj los ntawm Enzyymatic txoj kev ua los ntawm cov qauv kua qaub thiab alkali hloov hauv cov qauv ntawm cov tshuaj thiab cov khoom noj.
Kev tsim cov gelatin tsuas yog muaj peb qho kev ua. Kev sau khoom thiab khaws cia ntawm cov khoom siv raw thiab cov pretreatic ntawm cov ntaub ntawv nyoos thiab cov pob txha hauv ntau txoj kev hauv kev txhim kho gelatin thev naus laus zis. Qhov kev tsis zoo ntawm collagen, uas yog, extraction ntawm gelatin, yog cov txheej txheem thib ob. Ib feem ntawm cov txheej txheem tseem yog qhov tseem ceeb uas cuam tshuam rau cov txiaj ntsig. Kev pom, cov kev siv tau, kom tsis muaj menyuam, thiab kom qhuav ntawm Gelatin cov txheej txheem ntawm cov posts- txheej txheem ib feem ntawm gelatin technology.
Kev tsim cov gelatin los ntawm cov qauv kua thiab alkali feem ntau txhais tau tias cov txheej txheem siv tshuaj lom neeg sib txawv ntawm cov gelatin}} Cov txheej txheem gel extraction. Acid txujci feem ntau yog siv ib qho kua qaub lossis cov accoetic acid, thiab lwm yam khoom siv acid, thiab txuas ntxiv cov roj ntsha, kom cov polypeptides hauv acid Cov tshuaj aqueous, nws tseem hu ua cov pos hniav rho tawm.
Nyob rau hauv cov txheej txheem ntawm npajntshiab gelatin hmoovLos ntawm txoj kev alkali, collagen {{0} muaj cov khoom nyoos yog thawj zaug ua haujlwm los ntawm kev lim dej, ntxuav thiab degreing. Tom qab cov ntaub ntawv raw yog pre -} Kho, cov ntsiab lus rog yog tsawg, thiab lub ntsiab tivthaiv yog collagen. Nyob rau hauv txiv qaub los yog sodium hydroxide thiab ib qho nqi ntawm nyob rau hauv qhov chaw kub, collagen yog maj mam degraded mus rau hauv lub cev polypeptide nrog qhov hnyav sib xyaw. Kev daws teeb meem polypefide undergoes muaj kev kho mob xws li concentration, dehumidification, Dehumidification thiab ziab kom tau txais hmoov tawv. Cov txheej txheem alkaline muaj peev xwm ua cov khoom lag luam zoo gelatin nyob rau hauv cov nqe lus ntawm cov khoom tawm los, xwm thiab purity. Tam sim no, ntau dua 80% ntawm kev ua lag luam hauv tsev yog alkaline gelatin.
Cov txheej txheem alkaline ntawm cov roj gelatin ntau zaus yog hais txog cov txiv qaub txoj kev thiab cov caustic dej qab zib sida. The production process of gelatin made from pig skins using the lime method is usually: raw material preparation - lime water pre-soaking - hydraulic degreasing - lime water soaking - washing and neutralization - gelatin boiling - concentration, tshuaj dawb, loj hlob tuaj.
Enzyme -} catalalyzed collagen deenadation yog siv los npaj gelatin. Piv nrog cov ib txwm muaj alkali txoj kev rau npaj gelatin, kev sib tw tsim ntau yuav ua kom luv heev. Yog li no, cov neeg ua haujlwm ua haujlwm txawv teb chaws ib txwm txuas qhov tseem ceeb rau kev tshawb fawb ntawm cov enzymes. Kev tshawb fawb ntawm Enzymatic gelatin ntau lawm muaj keeb kwm ntau dua 50 xyoo txij li xyoo 1962. Cov tib neeg tau tsim los ntawm enzyme tsis zoo ntawm collagen. Txawm li cas los xij, cov gelatin tsim nyob rau hauv txoj kev no muaj ib tug wider molecular hnyav muab faib thiab qhov hnyav molecular hnyav tivthaiv. Muaj ntau ntau, thiab nws tsis yooj yim los tswj tus txheej txheem. Tej yam no cuam tshuam rau qhov zoo ntawm gelatin.
Cov txheej txheem ntawm enzymatic hydroly thiab gel ntau lawm: kho cov tshuaj sib tsoo kom tau txais kev daws teeb meem, thiab tom qab ntawd ua rau nws cov alkali uas muaj kev daws teeb meem Cov fiber yog precipitated, sib cais thiab precipitated, thiab tom qab ntawd rhuab kom tau txais gelatin. Lwm txoj kev yog enzymatic liming. Lub khoos kas enzyme yog siv los hloov cov kua qaub nyob rau hauv cov ib txwm muaj kev sib xyaw ua ke, pob txha, lossis tawv nqaij, thiab tom qab ntawd cov txheej txheem seem tau ua tiav raws li cov txheej txheem ib txwm muaj. , Txoj kev txheej txheem txheej txheem no yog qhov tsim nyog rau kev npaj ntawm pob txha gelatin dua li thawj txoj kev. Cov txheej txheem dav dav ntawm Enzyymatic kua nplaum ntau lawm: tawv {}} Enzymatic hydrolysis {} {{10} {10} {{{{10} {10} {{10} {{{10} {10} {{
Cim npe nrov: Ntshiab Gelatin Hmoov CAS 9000-7-8, lwm tus neeg, chaw tsim khoom, Hoobkas, yuav, nqe, loj, loj, rau muag