A cikin 1951, an kafa kamfani mai suna Flexigrip, Inc. don haɓakawa da kasuwa afilastik zipperda sunan daya.Wannan zik din ya dogara ne akan saiti na haƙƙin mallaka, waɗanda aka saya daga wanda ya ƙirƙira su, Borge Madsen.Samfuran farko don Flexigrip da sauran suzippers na filastik(kamar suzippers maras kyau(toptite) waɗanda Flexigrip suka haɓaka) sun kasance abubuwan da aka ɗaure daɗaɗɗen sako-sako da jakunkuna masu lebur.Bayan haka, an ƙaddamar da yunƙurin tallan a kan marufi da samfuran a cikiJakunkuna zik din filastik, wanda ya zama babban kasuwa don samfuran Flexigrip, Inc..A cikin 1961, Flexigrip, Inc. ya samu daga wani kamfani na Japan, Seisan Nippon Sha, wanda ya ƙirƙira nau'in Minigrip.jakar zik din filastik, keɓancewar masana'antu da haƙƙin siyar da Amurka, dangane da jerinfilastik zipperSeisan patents.An kafa kamfani mai suna iri ɗaya don samarwa da kasuwaMinigrip jakunkuna.A cikin ko kusan 1964, Minigrip, Inc. ya yi shawarwarin keɓancewar lasisi don cinikin kayan miya (manyan kantuna) tare da Kamfanin Dow Chemical don samfurin Minigrip.Ya zama babban nasara.
A lokacin.jakar filastikana samar da shi a cikin kasashe 25 a saurin layin da ya kai ƙafa 30 a cikin minti daya, amma babu wanda ake sayar da shi ga masu siye saboda suna da tsada sosai don samarwa.Dow ya sanya ɗaya daga cikin masu ƙirƙira su, R. Douglas Behr, don haɓaka tsari mai sauri, ingantaccen aiki.Samun ɗan gogewa a baya a cikirobobi, Aikin yana da wahala ga Behr amma ya wuce kowa a duniya a cikin shekara guda.Yayin da ya inganta tsarin kuma ya kara saurin layin zuwa 60, sannan 90, sannan 150 kuma a karshe ƙafa 300 a cikin minti daya a 1972, dole ne ya tsara sababbin kayan aiki.Wasu an ba su haƙƙin mallaka wasu kuma an kiyaye su azaman sirrin kasuwanci ta Dow.Daga ƙarshe, sauran ma'aikatan bincike da samarwa, irin su masanin kimiyya William Shrum da sauransu, sun ba da gudummawa ga haɓakar tsarin, amma Behr ya ci gaba da kasancewa jagorar masu bincike har sai da ya yi ritaya a 1993 a matsayin babban masanin kimiyya.A wancan lokacin ginin binciken ya kasance "Sadaukarwa a Ganewar Mahimmancin Aikin R. Douglas Behr".
Wannan's ko shakka babu.Tunda1978, Signode, Inc. ya sami Minigrip kuma ya zama reshen wannan kamfani.A cikin 1986, Signode da Dow sun kafa kamfani, wato Zippak, don haɓakawajakunkuna na zikdon samfuran abinci.A cikin 1987, ITW ta sami Signode, kuma Minigrip ya zama reshen ITW.A cikin 1991, ITW ta sami sha'awar DowZippakdon hakaZippakya zama cikakken kamfani na ITW.Zippak yana samarwazippers na filastikdominkasuwar hada kayan abinci.Daga lokacin farawa har zuwa yau, Flexigrip/Minigrip/Zippak/Dow/Dow Brands sun sami sama da haƙƙin mallaka na 300 donzippers na filastik, jakunkuna na zik, da kuma hanyoyin da injina na samar da iri ɗaya.A cikin 1997, Dow Chemical ya sayar da haƙƙin DowBrands, wanda ya haɗa da Ziploc, ga SC Johnson a tsakanin dala biliyan 1.3 da dala biliyan 1.7.Zip-Pak ya haɓaka zippers masu dacewa da Polypropylene a 2003.
Duk da haka amongZiplockumaZippak taMasu fafatawa sune Presto, reshen Reynolds, da Pactiv.A cikin 1995, Hefty, ɗaya daga cikin mallakar Reynolds, ya fito tare da zamewa.jakar zipper.
Kayayyaki
Ziploc ya faɗaɗa samfuran su zuwa fiye da jakunan sanwici kawai.Kayayyakin Ziploc yanzu sun bambanta daga jakunkunan injin daskarewa don karkatar da kwantena.Suna da jakunkuna na ƙasa masu faɗaɗa waɗanda ke tsaye da kansu.Suna kuma da manyan jakunkuna.Ana amfani da waɗannan jakunkuna don ajiyar abinci ba kuma suna da girma kamar 2 ft da 2.7 ft (0.61 m × 0.82 m).Ana amfani da jakunkuna na zip na tururi don dafa abinci a cikin microwave.The m totes sanya taZiplocana amfani da su don ajiyar abinci ba kuma suna da girma kamar galan US 22.Kwanan nan, Ziploc ya yi gyare-gyaren layin sanwici da jakar ajiya.Dukkanin jakunkuna a cikin wannan layin an yi su ne da 25% ƙasa da filastik kuma ana yin su ta amfani da wutar lantarki. Jakar sandwich na Ziploc Evolve ta yi nasara sosai har an ɗauke ta a matsayin "Mafi kyawun Nuna" a 2010 Mafi kyawun Kyautar Sabbin Samfura a Kanada.
Talla
SC Johnson da Son suna amfani da rubuce-rubuce, kan layi, m, da tallan tallace-tallace na talabijin don samfurin su Ziploc.Tallace-tallacen suna gudana a cikin: Brazil, Jamus, Thailand, Amurka da sauran ƙasashe da yawa.Shugaban tallace-tallace na Ziploc shine Scott Heim wanda ke gudanar da kamfen ɗin tallan su na miliyoyin daloli.A cikin 2002, SC Johnson & Son ya ƙaddamar da babban yaƙin neman zaɓe a tarihi, dala miliyan 50 da ƙari don ƙaddamar da sabon layin da za a iya zubar da kayan abinci / kayan ajiya da za a sayar a ƙarƙashin sunan alamar Ziploc. SC Johnson yana mai da hankali kan yaƙin neman zaɓensu a hanya. na tallan talabijin.A cikin kamfen na 2002, an sadaukar da dala miliyan 35 ga kamfen ɗin TV.A cikin 2015, sun ƙirƙiri wani kamfen na talla tare da Tough Mudder don tallata zuwa ga iyaye mata ta hanyar hanya mai hana ruwa gudu.
Manufacturing
Masana'antu naZiploc bagsya bambanta tsakanin samfuran daban-daban.Ka'idarZiplocajiya da jakar firiza aka yi dagafilastik polyethylene.
Gasa
Ziploc yana fuskantar gasa mai ƙarfi daga irin waɗannan masu fafatawa kamar Glad, Hefty, da masu zaman kansu da yawa, gama gari, alamar kantin.jakar filastikda kwantena.Kamar yadda Jules Rose, shugaban Sloan's Supermarkets Inc. a birnin New York ya ce: "Wannan kasuwa ce mai gasa sosai tare da ƴan wasa da yawa da kuma tallace-tallacen tambarin masu zaman kansu da ba a saba gani ba."A cikin 1992, Ziploc ya fuskanci gasa kwatsam daga haɓakar tallace-tallace na babban abokin hamayyar First Brands Corporation's Glad-Lock jakar.Glad Lock jakunkuna sun yi tsalle 13.1% a cikin makonni 12 a ƙarshen 1992, yana ba Glad-Lock kashi 18.4% na kasuwa idan aka kwatanta da na 43% na Ziploc.
Lokacin aikawa: Oktoba-22-2022