Cov uas nyiam kev luam yeeb cov luam yeeb yuav tsum paub nrog cov ntaub ntim khoom thaum ntxov cellOnsophane ntim. Tsuas yog rau Cub Bigars ua ntej xyoo 1992, uas tsis muaj daim ntawv ntim, feem ntau cov luam yeeb niaj hnub no muaj ntim cov khoom ntim pob tshab. Tab sis dab tsi raws nraim yog cellophane thiab vim li cas nws thiaj nrov?
Xyoo 1910, Swiss Chemist Jacques Brandenberger los ntawm cov qauv kev nyab xeeb thiab cov khoom lag luam zoo nyob hauv kev lag luam ntim khoom qab zib thiab cov khoom haus luam yeeb. Thawj lub thawv cellophane haus luam yeeb tau yug los hauv tampa, Florida xyoo 1927, thiab lwm lub tebchaws sai sai. Hauv Teb, kom txog rau thaum xyoo 1990, feem ntau cov ntaub ntawv ntim luam yeeb feem ntau tau ua los ntawm cellophane. Qhov poob ntawm cov cellophane hnub no yog vim nws cov nqi ntau lawm thiab muaj cov khoom siv hluavtaws ua tau los ntawm cov roj ntxhia, tab sis nws cov kev saib xyuas zoo li yog thawj qhov kev xaiv rau luam yeeb.
Cov ntawv kub siab tiv taus glazed ntawv tau dhau los ua ib lub tshiab ua noj ua haus, ua rau cov khaub ncaws khaub zig cua ntawm "ua noj hauv European caterping kev lag luam! Lub pob tshab tag nrho cov ntawv tuaj yeem pom cov kev hloov pauv ntawm cov khoom noj thiab cov zaub mov noj kom haum rau cov noj mov, thaum tseem muaj kev pom kev ua si!
Boil glazed ntawv ntawm qhov kub! Tus kws ua zaub mov siv cov neeg ua zaub mov Italian Carta Fata hwm cov ntawv ua noj uas muaj peev xwm tiv thaiv kom kub ntawm 230 ° C thiab tuaj yeem ua noj siv ntau txoj kev. Cov khoom xyaw tshiab xws li cov lawb thiab cov roob ris tau qhwv hauv nws ua zaub mov noj qab haus huv thiab khoom noj tshiab ntawm cov khoom xyaw. Nov yog txoj kev ua noj ua tshiab uas tsis tuaj yeem ploj.
Cellophane, tseem hu ua cov yeeb yaj kiab cellophane, yog ib zaj duab xis ntawm cov duab nplaum uas siv cov paj rwb thiab ntoo pulp li cov ntaub ntawv raw. Nws yog pob tshab, tsis-toxic, thiab tsw.
Cov molecular saw muaj qhov zoo nkauj micro Muaj zog tiv taus oily, alkaline, thiab cov kuab tshuaj organic; Tsis tsim hluav taws xob zoo li qub thiab tsis yog tus kheej nqus plua plav; Ua los ntawm ntuj fibers, nws tuaj yeem nqus dej hauv cov khib nyiab thiab muaj decomposed tsis muaj kev ua pa ua kom muaj kuab paug. Dav siv siv ua ntaub ntawv ob daim ntawv thiab cov ntawv ntim khoom zoo nkauj. Nws cov pob tshab ua rau sab hauv ntawm cov khoom ntshiab, thiab nws tseem muaj kev tiv thaiv zoo, muab kev tiv thaiv zoo rau cov khoom. Piv nrog cov yeeb yaj kiab yas zoo tib yam xws li tsis muaj hluav taws xob, kev tiv thaiv hmoov av, thiab kev sib ntswg zoo. Cov ntawv xa tuaj yeem yog xim dawb, xim, thiab lwm yam tuaj yeem siv ua daim nyias ib nrab.
Cellulophane yog cov cellulose rederated, thiab muaj ib pawg pa zoo ntawm nws cov pawg molecular, uas muaj txiaj ntsig zoo rau kev khaws cia. Nws tsis yog hluav taws-resistant tab sis tshav kub-resistant, thiab tuaj yeem tiv taus qhov kub siab xyoo 190 ℃ tsis muaj deformation. Nws tuaj yeem siv nyob rau hauv cov zaub mov khoom noj rau cov kev ntsuas kub siab ua ke nrog cov khoom noj. Tsis tas li ntawd, raws li cov khoom siv raw ntawm cellophane los ntawm xwm, nws muaj cov decomposability
Tseem hu ua cellulite. Ib qho kev ua yeeb yaj kiab regenerated zaj duab xis nrog siab transparency thiab luster. Muaj daim ntawv tiaj tus thiab cov ntawv. Ntau 2.-60G / ㎡. Tsis muaj kob, kuj tseem tuaj yeem ua kom tau rau hauv ntau cov xim. Daim ntawv yog muag, pob tshab thiab du, tsis muaj perforations, breathable, roj thiab dej tsis kam. Maum zog txhav. Nws muaj qhov zoo tensile zog, glossiness, thiab Liajtialial. Txoj kev ntau lawm yog txawv ntawm papermaking thiab zoo ib yam li cov txheej txheem ntawm khoom muag khoom cuav. Txais kev siv tshuaj ntoo pulp lossis paj rwb lamester Dquolvose cellulose los ntawm cov ntaub ntawv me me los ntawm cov alkalization hydroxide), nias, tsoo, thiab lwm yam txheej txheem. Tom qab kev laus, carbon disulfide yog ntxiv rau daj cellulose xanthate, uas yog yaj nyob rau hauv sodium hydroxide tov los tsim cov txiv kab ntxwv cellulose nplaum. Cov nplaum yog matured ntawm ib tug kub ntawm 20-30 ℃, lim kom tshem tawm impurities thiab bubbles, thiab tom qab ntawd extruded ntawm txoj kev nqaim hauv zaj duab xis rub lub cav. Nws ntws mus rau hauv kev sib xyaw ua ke da dej ntawm sulfuric acid thiab sroidulose zaj duab xis), uas yog tom qab ntawd, thiab lwm yam), thiab thaum kawg ziab kom tsim. Siv rau ntim cov khoom xws li tshuaj, zaub mov, luam yeeb, textiles, tshuaj pleev ib ce, cov cuab yeejcision, thiab lwm yam.
Cov kev hloov pauv hauv kev nro ntawm cov ntawv iav cuam tshuam rau kev paub ntawm cov zaj yeeb yaj kiab thaum lub sijhawm ua haujlwm. Tsis pub dhau cov kev pub rau muaj zog, lub elongation nce nrog kev nce ntawm nro, uas ua rau nws nyuaj kom ua tiav qhov tseeb ntawm xim luam ntawv. Cov nro tuaj yeem hloov kho raws li hom khoom siv substrate thiab nws elongation. Piv txwv li, yog tias elongation ntawm PE zaj duab xis yog tus nqi loj, tus nqi nro yuav tsum me; Rau daim ntawv, tus tsiaj, opp, thiab lwm zaj duab xis yas nrog cov nqi nthuav dav, qhov nro tuaj yeem nce ntxiv. Qhov saum npoo yog du thiab dawb ntawm pores, thiab cov kua mem kua tsis yooj yim tsau lossis tsis khov kho. Tom qab thawj lub xim luam ntawv tau ua tiav, nws yog qhov yooj yim yuav tsum tau nyam tawm los ntawm tus number cas los ntawm cov xim sib txawv, ua rau cov qauv tsis tiav thiab cov ntawv tsis xws luag;
Tom qab ntim khoom nrog nws, nws tuaj yeem tiv thaiv cov xeb, noo noo, thiab kev ua qias tuaj. Tab sis cellophane tseem muaj cov tsis zoo: siab ntev ntev lub zog, muaj zog dua, tsis muaj zog los kua muag, thiab txawm tias me ntsis tawg. Cov iav ntawv kuj tseem muaj hydrophilicity, yog li nws tuaj yeem nqus dej. Thaum nws los txog rau dej, nws feem ntau yoog, thiab thaum nws los txog rau cua sov, cov nplooj ntawv tau yooj yim ua rau hauv cov block. Cov yam ntxwv ntawm cellophane yog siab transporency, muaj zog glossinations, thiab tshwj xeeb tshaj yog ci xim thiab cov ntawv nyeem, uas tsis tuaj yeem ua tiav los ntawm cov yeeb yaj kiab yas; Zoo luam tawm kev yoog tau, tsis muaj kev kho ua ntej luam ntawv, thiab cov iav tsis yooj yim rau adsor hmoov av thiab zam kev luam tawm xws li cov duab thiab kab ntawv sticking. Txawm li cas los xij, nws noo noo tsis zoo yog tsis zoo, thiab zaj duab xis yog nquag mus deformation vim kub thiab av noo, ua rau sau npe nyuaj ntawm cov duab thiab cov ntawv thaum lub tshuab luam ntawv.
Lub ntiaj teb tsuas yog square chocolate tau raug yug los. Clara Ritter tau npaj los tsim ib hom chocolate uas tuaj yeem muab tso rau hauv lub tsho kis las kis yam tsis muaj qhov hnyav. Qhov kev thov pom zoo sai sai uas tau lees paub los ntawm tsev neeg. Hom chocolate no muaj npe "Rhett tus neeg ua si chocolate" vim tias nws haum rau tus txiv neej cov kis las.
Xyoo 1939, Kev tawm tsam hauv Waldenburg.
Thaum Lub Ntiaj Teb Tsov Rog Thoob Ntiaj Teb Zaum II, kev tsim ntau lawm ntawm cov kav dej chocolate zuj zus thiab thaum kawg tsis txhob ua ntau lawm nyob rau xyoo 1940.
Xyoo 1946, lawv tau rov qab!
Alfred Ritter cov chocolate Hoobkas txuas ntxiv los ua ntau yam khoom tsis muaj Chocoa.
Xyoo 1960, conquer cov me me fab xwm ntawm South Lub Tebchaws Yelemees.
Alfred Otto Ritter tau txiav txim siab los tsom lub tuam txhab kev lag luam ntawm chocolate fab. Ntau lwm cov khoom lag luam xws li khoom qab zib hnub so, cov qhob noom ntev, thiab cov cim hollow tus cwjpwm tau maj mam txiav. Thiab ua tiav tsim cov hom ntawm Ritter Sport. Lub sijhawm ntawd, cov chocolate tshiab tau qhwv hauv chocolate papered celophane cellopane, nrog Ritter Sport Logo prominently cim rau nws.
Xyoo 1970, cov pob zeb me me tau kis thoob plaws thoob plaws hauv lub teb chaws Yelemees.
Xyoo no yog ib qho tseem ceeb rau tsev neeg no tsev neeg ua lag luam, raws li nws tau dhau los ua neeg paub zoo rau tag nrho German pej xeem. Ritter kev ua si nawv nqa tau tsis tau pom tias yogurt fleeed chocolate - thawj chocolate nyob hauv lub teb chaws Yelemees hauv lub teb chaws Yelemees muaj yogurt. Nyob rau tib lub sijhawm, TV tshaj tawm hauv TV uas kis thoob plaws lub tebchaws kuj tau tsis tau sau hauv lub teb chaws Yelemees lub sijhawm ntawd. Niaj hnub nimno niaj hnub no, zoo siab, thiab cov tshaj tawm txawv txav, nrog rau cov ncuav qab zib uas zoo tshaj plaws yog square ', hais txog qhov tsis sib xws ntawm kev ua si nawv ntawm Ritter kev ua si nawv.
1) cellophane
Cellophane yog cov pob tshab thiab ci ntsa iab tau rov ua zaj duab xis, yav tas los tau hu ua cellophane, uas yog ib qho kev txhais ntawm Englel cellophane. Nws yog hom ntawv siv rau cov khoom ntim khoom, uas zwm rau cov qeb ntawm cov ntawv ntim khoom. Thov nco ntsoov tias muaj ib lub sij hawm hu ua celluloid, uas tsis yog ntawv, tab sis yog nitrocellulose yas (cov khoom siv raw rau ua cov pob ntaus pob tesniv). Celluloid yog lus Askiv txhais lus ntawm celluloid. Tsis txhob yuam kev ob.
Qhov ntau ntawm cov cellophane feem ntau yog 30-60G / m2. Muaj ob hom ntawv: daim ntawv thiab lub vev xaib. Feem ntau yog xim tsis muaj xim, pob tshab, thiab cov ntawv nyias nyias, tsis muaj perforations, tsis muaj pa tsis taus, thiab tsis dej permeable; Muaj qee qib ntawm txhav; Nws muaj qhov zoo tensile zog, glossiness, thiab Liajtialial. Nws kuj tseem tuaj yeem ua kom tau rau hauv ntau cov xim (liab, daj, thiab lwm yam).
Cellule cellulose, thiab cov khoob ntawm nws cov pawg molecular muaj cov pa ua pa zoo, uas tau txais txiaj ntsig zoo rau cov khoom. Nws tsis yog hluav taws-resistant, tab sis tshav kub-resistant thiab tuaj yeem tiv taus ntau kub siab ntawm 190 ℃ tsis muaj deformation. Nws tuaj yeem siv nyob rau hauv cov zaub mov khoom noj rau cov kev ntsuas kub siab ua ke nrog cov khoom noj. Vim nws lub keeb kwm ntuj, cellophane muaj kev sib tw muaj zog thiab tsawg heev rau ib puag ncig.
Cov iav ntawv iav siv α- ua kom zoo nkauj cov ntoo pulp lossis cov paj rwb linter, thiab alkali cellulose tau npaj los ntawm alkalization, nias, tshuab, thiab lwm yam txheej txheem. Tom qab kev laus, carbon disulfide yog ntxiv rau daj nws rau hauv cellulose daws teeb meem hydium hydrocide daws los tsim cov txiv kab ntxwv cellulose adhesive. Cov nplaum yog matured ntawm ib tug kub ntawm 20-30 ℃, lim kom tshem tawm impurities thiab bubbles, thiab tom qab ntawd extruded ntawm txoj kev nqaim hauv zaj duab xis rub lub cav. Nws ntws mus rau hauv kev sib xyaw ua ke da dej ntawm sulfuric acid thiab sroidulose zaj duab xis), uas yog tom qab ntawd, thiab lwm yam), thiab thaum kawg ziab kom tsim.
2) Cov Ntawv Fiber Ntau
Cov ntawv fiber ntau yog cov ntawv muaj kev lag luam ua siv, cov khoom siv rwb thaiv tsev ua cov khoom siv, thiab cov hluav taws xob hluav taws xob, thiab cov khoom siv hluav taws xob zoo.
Hom ntawv no muaj qee cov sib txawv ntawm cov ntawv dog dig, raws li nws siv cov hmoov av ntawm 0.3-0,5) Yog tias ntxiv rau ntawm lub tshuab hluav taws xob ntev lossis cov web papat tshuab. Koj tuaj yeem ntxiv qee cov plaub hau silicone lossis colloidal alumina los txhim kho lub zog ntawm daim ntawv.
Cov txheej txheem ntau lawm ntawm cov ntawv fiber ntau (lossis iav lim dej lim) yooj yim piv rau cov txheej txheem papermaking dav dav. Vim tias cov fiberglass tsis xav tau kev ntaus, nws tsuas yog xav tau tawg. Thiab tsis tas yuav nias thaum ua cov ntawv luam. Txo cov txheej txheem thiab txuag lub zog.
Cov txheej txheem ntws yog raws li hauv qab no: fiberglass → slurry twj tso kua mis → stuffry twj tso kua mis → coiling thawv → Coilow Box → CIALING READS → SLOW DUAB THIAB NTIM
Cellophane fim is EN13432 industry compostable and OK home compostable , feel free to discuss via williamchan@yitolibrary.com
Cellophane zaj duab xis - Huizhou Yito Ntim Co., Ltd.
Lub sij hawm Post: Sep-22-2023