E904 Shellac

Shellac (Shellac, E904) - glazier. Natural resin inogadzirwa nechipembenene lacworm (Laccifer lacca), chisvetuka pane mimwe miti inotonhorera uye inodziya muIndia uye Southeast Asia (Croton laccifera nevamwe).

Shellac inoshandiswa mukugadzira lacquers, zvigadzirwa zvekudzivirira uye mukutora mifananidzo. Pamberi pekugadzirwa kwevinyl muna 1938, shellac yakashandiswa mukugadzira zvinyorwa.

Shellac - iri izwi muvanhu vazhinji rinosanganiswa nemaitiro emanicure. Muchokwadi, chinhu ichi, kunyangwe chine chekuita nekushongedza zvipikiri zvezvipikiri, inozivikanwa pasi pekodhi E904 muzvikamu zvepasi rose zvezvekuwedzera zvekudya, uye inoreva zvinopesana nemoto uye glazing zvikamu zvinoshandiswa muindasitiri yechikafu. Iyo inopenya icing pamaswiti, dragees, lollipops, chokoreti uye kunyange michero, kazhinji inokwereta kutaridzika kwayo kune chikafu shellac. Mamwe mazita ezvekuwedzera anoti sticklak, gummilak resin kana stocklak, uye imwe yemabhenefiti ayo anoyemurwa nevagadziri vezvekudya ndiko kwaakabva.

Tsanangudzo yeSHELLAC E904

Shellac E904 is amphora granular resin, inova yezvikamu zvezvikafu zvinowedzera: anti-flaming uye glazing agent. Iyo resin ine mavambo echisikigo uye inobvumidzwa. Inoshandiswa zvese muindasitiri yezvekudya uye mukurapa, cosmetology uye kuvaka. Majasi epamusoro ane E904 anopokana zvakanyanya netsvina, guruva, makwara uye chiedza. Rudzi rwechisikigo rwe shellac runopa fenicha chimiro chemonarchic antique.

Nzira yekuwana Shellac E904

Shellac chinhu chinorasa chehonye. Nzvimbo yezvipembenene iThailand neIndia. Makonye anogara pamiti uye anodya muto wawo. Iyo yakagadzirwazve inoburitswa kuburikidza neganda pores. Iyi ndiyo yakasvibiswa yekuwana E904 additive.Raw zvinhu zvinogadziriswa, izvo zvinoenderana nechigadzirwa chekupedzisira cheindasitiri. Resin inogona kutengeswa mune yakaoma fomu. Zvingave zvifuramabwe kana hurungudo. Zvakare zvakajairika ndeye liquid shellac. Kuti uwane iyo, resin inonyungudika mu ethyl doro.

Zvivakwa zveE904, chimiro chemakemikari uye maitiro ekugadzira

Shellac chikafu chekuwedzera chinomiririra makomisheni uye esters ekunhuhwirira uye mafuta hydroxy acids - aluretic, shellolic nevamwe. Iyo yakagadzirwa ine lactones, pigments uye shellac wax. Iyo huru inoshanda ingredient (resin) ndeye 60-80% yeE904 yekuwedzera.

Mushonga uyu unowanzo pinda mukugadzirwa muchimiro chemafuraki anongokora mamirimita mashoma. Shellac haina kunyungudika mumvura, mafuta, acetone uye ethers. Ine yakanaka solubility mualkalis, aliphatic alcohols, medium solubility mubenzene, ethanol.

Kunyungudika kwechinhu i80 degrees Celsius. Pamusoro pekudzivirira mvura, inewo kushorwa kwechiedza, pamwe nemagetsi ekudzivirira.

Kutaurwa kwekutanga kwekushandiswa kweresin iyi kunodzokera ku1 mireniyamu BC. India nenyika dzeSoutheast Asia - nzvimbo yezvipembenene zvinonzi Laccifer lacca (lacquer bugs), yakafanana netsikidzi.

Zvipembenene izvi zvinodya resin yemiti uye muto unovanzwa kubva pamatavi, bark nemashizha emiti. Nekuda kwekugaya kwehonye, ​​zvinhu zvavanodya zvinoshanduka kuita resin, iyo zvipembenene zvinoisa semhedzisiro pamatavi uye makwati emiti. Iyo resin kana lacquer inoomesa kuita crust inounganidzwa kuti iwedzere kugadziriswa.

Kutanga, iyo yakasvibirira yakanyungudutswa ne sodium carbonate - nenzira iyi ramangwana shellac inocheneswa kubva kune zvakasiyana-siyana organic tsvina (zvipembenene particles, mashizha).

Mushonga unobva waitwa bleach uchishandisa sodium hypochlorous acid wobva waoma.

Kuti ibvise wakisi mukuwedzera, pamagumo inoiswa pasi pekugadzirisa nemhinduro isina simba ye sulfuric acid uye iyo insoluble wax inosefa kunze. Somugumisiro, shellac yakasvibiswa yakacheneswa kubva kune wax inowanikwa.

Mukuwedzera kune mavara machena, inogona kuva orange kana chiedza chemavara. Izvo zvakare zvinogoneka kuita synthesize isina ruvara yekuwedzera.

Chinangwa chetekinoroji cheE904 yekuwedzera ndeyekuumbwa kwekunamira kwe glazing, kudzivirira kana kuderedzwa kwekusimba kwekuumbwa kwefuro, uye kudzivirira kwekunamira kwe glazing zvimedu kune mumwe nemumwe.

Mashandisirwo echinhu ichi muindasitiri

Muindasitiri yemakemikari, E904 inoshandiswa kugadzira pendi, polishes, mavarnish emapuranga zviridzwa zvemimhanzi uye fenicha. Pamberi pekugadzirwa kwevinyl mu40s yezana remakore rapfuura, chikamu chacho chakashandiswa mukugadzira zvinyorwa.

Shellac ndiyo hwaro hwemufirimu wepolyethylene uye aluminium foil, inoshandiswa muindasitiri yemachira kuomesa machira anonzwa uye akafanana, uye zvakare chikamu chemagetsi anodzivirira varnishes ekupfekedza makoiri emidziyo yemagetsi uye kugadzirisa zvinhu zvemagetsi.

Shellac chikamu chebvudzi uye shampoos, zvakasiyana-siyana zvekugara kwenguva refu zvigadzirwa, pamwe nemascara isina mvura.

Indasitiri yezvizoro haina kukwana pasina shellac: vagadziri vakakoshesa zvikuru zvimiro zvayo zvekudzivirira mvura, kugadzikana kwekushisa uye kukwanisa kugadzira chimiro chinodiwa chechigadzirwa.

Kubva 2010, kugadzirwa kwakawanda kweiyo inodzivirira gel polish yakatanga muUnited States, iyo ine yekuwedzera E904, zvichiteerana, yainzi "Shellac". Iyo yekupfekedza inosiyaniswa nesimba rayo rakakosha, kuzara kwemavara uye kugona kuyera ndiro yembambo.

Inowedzerwawo kune zvekudya zvinowedzera uye wakisi ekudzivirira makoko kune mamwe marudzi echizi.

Muchimiro che glazing kana defoaming chikamu, E904 inowanikwa mune zvekudya zvakadaro:

• michero mitsva (michero yecitrus, mapeaches, mapeari, maapuro, mavise - kuitira kurapwa kwepamusoro);
• zvihwitsi, lollipops, dragees, chokoreti;
• zvigadzirwa zveupfu ne icing;
• kofi yezviyo;
• bhabhurigamu;
• marzipan mass.

Pamusoro pekugadzirwa kwechikafu, shellac yakawanawo kushandiswa kwayo muindasitiri yemishonga - sechifukidzo chinopenya kune mamwe madhiragi mumhando yemapiritsi uye dragees.

Inogona shellac kukanganisa hutano hwevanhu

Iko hakuna mhinduro yakajeka mukufarira kana kupesana nekushandiswa kweshellac muchikafu nhasi.

Chinhu ichi chakadzidzwa mumamiriro erabhoritari, uye hapana data repamutemo pamusoro pehupfu kana oncogenicity yakaziviswa. Ngozi chete inogona kuunza ndeye allergic reactions.

Mune zvimwe zviitiko zvekusashivirira kwega, zvikafu uye zvizorwa zvine chinhu chiri mukuumbwa zvinogona kukonzera kuputika uye kuputika kweganda.

Chikafu chekuwedzera E904 haina kubatwa nemuviri chero nzira uye inoburitswa kubva mairi isina kuchinjwa.

Packaging uye kuchengetedza mitemo

Shellac inogona kutakurwa uye kuchengetwa mumidziyo yakasiyana-siyana, semuenzaniso, jute kana mabhegi emachira ekugadzira (zvinhu zvinofanirwa kubvumidzwa kusangana nezvigadzirwa zvekudya), mumabhokisi emapuranga kana makadhibhokisi, mabhokisi, zvigubhu.

Muzvitoro, chinhu ichi chinowanikwa mumidziyo yefoiri kana mupakeji yepurasitiki.

Iyo E904 yekuwedzera inorongedzerwa nenharaunda yepasirese seyakachengeteka. Kushandiswa kwayo kunobvumirwa mune dzakawanda nyika: muU.SA, Canada, EU nyika, Russia. Iyo yakakurumbira Ritter sport chokoreti mukuumbwa kwayo ine shellac sechinhu chinopenya.

Sezvo chinhu chacho chiri chechisikigo, chine vashoma vanopikisa: kazhinji, kushandiswa kwayo sechikamu chezvigadzirwa zvekudya hakukonzeri kukakavara.

Chidzidzo chemigumisiro ye shellac pahutano hwevanhu inoenderera mberi nhasi, asi kusvika ikozvino zvidzidzo zvose zvinoratidza kuti chikafu chekudya E904 hachibatsiri, asi hachikuvadzi muviri.