\u00c7ift y\u00f6nl\u00fc gerdirilmi\u015f PP filme, BOPP ad\u0131 verilir. BOPP filmler propilen monomerinin polimerizasyonu ile elde edilen polipropilen zincirlerinin \u00e7ift y\u00f6nl\u00fc gerdirilmesi sonucu olu\u015fur. Polipropilen film, polietilen gibi baz re\u00e7inenin \u00e7e\u015fitli katk\u0131 maddeleri ile takviye edilmesinden sonra ekstruderden \u00e7ekilir. Elde edilen film kullan\u0131m \u00f6zelliklerinin artt\u0131r\u0131lmas\u0131 amac\u0131yla \u00e7e\u015fitli f\u0131r\u0131n s\u0131cakl\u0131klar\u0131nda enine ve boyuna (balon) belli kademelerde 1:6 ile 1:8 oran\u0131nda gerdirilerek oriented polipropilen (BOPP) elde edilir.<\/p>\n\n\n\n
Bu i\u015flem sonucunda filmin;<\/strong><\/p>\n\n\n\n \u2022 Optik \u00f6zellikleri artar PP, boyuna ve enine gerdirilerek mekanik \u00f6zellikleri artt\u0131r\u0131larak daha dayan\u0131kl\u0131 bir yap\u0131ya kavu\u015fturulur. BOPP, PE\u2019den daha serttir, gerilme dayan\u0131kl\u0131l\u0131\u011f\u0131 daha da y\u00fcksektir ve daha transparand\u0131r. Su buhar\u0131, ya\u011f, gaz, kokuya kar\u015f\u0131 bariyer \u00f6zelli\u011fi LDPE ‘den daha iyidir. BOPP, 150\u00b0C\u2019ye kadar \u0131s\u0131ya dayan\u0131kl\u0131d\u0131r, ancak d\u00fc\u015f\u00fck \u0131s\u0131larda k\u0131r\u0131lganla\u015f\u0131r. Yo\u011funlu\u011fu 0,91 g\/cm3\u2019t\u00fcr. BOPP, fleksib\u0131l ambalaj \u00fcretimlerinde ba\u015fka malzemelerle birlikte kullan\u0131l\u0131r, lamine edilir veya koekstr\u00fcde edilebilir.<\/p>\n\n\n\n Bu folyolarla, kitap ciltleri, kitap s\u0131rtlar\u0131, posterler, bro\u015f\u00fcrler, magazin kapaklar\u0131, kaliteli ta\u015f\u0131ma \u00e7antalar\u0131, k\u00f6r\u00fckl\u00fc kutular vs. gibi \u00fcr\u00fcnler lamine edilir (kitap konusunda e\u011filim daha \u00e7ok mat laminasyon y\u00f6n\u00fcndedir, \u00e7\u00fcnk\u00fc burada k\u0131smi laklama yap\u0131labildi\u011fi i\u00e7in sonraki i\u015flemlerde \u00f6zel efektler elde edilebilmektedir). <\/p>\n\n\n\n Parlak, mat, yar\u0131 mat, \u00e7ift tarafl\u0131 akrile kaplanm\u0131\u015f, metalik, beyaz, renkli ve desenli olarak \u00fcretilen BOPP folyolar\u0131n ambalajlama makineleriyle uyumu son derece iyidir, kullan\u0131m\u0131 \u00e7ok rahatt\u0131r. Bu t\u00fcr filmlerin kullan\u0131m alanlar\u0131, peynir, salam, pi\u015firilmi\u015f haz\u0131r yemekler ve \u00f6zellikle \u00e7ikolata, gofret, bisk\u00fcvi, \u015fekerleme ve patates cipsleri gibi nem ve oksijene kar\u015f\u0131 duyarl\u0131 olan yiyecek ambalajlar\u0131d\u0131r. Ayr\u0131ca bu filmler al\u0131\u015fveri\u015f po\u015fetleri, g\u00f6mlek po\u015fetleri, koli ve k\u0131rtasiye bantlar\u0131nda da kullan\u0131lmaktad\u0131r. Is\u0131l yap\u0131\u015ft\u0131rmalarda meydana gelen orientasyon kayb\u0131ndan dolay\u0131 \u00e7ift y\u00f6nl\u00fc oriente polipropilenin (BOPP) \u0131s\u0131l yap\u0131\u015fmas\u0131 zordur. <\/p>\n\n\n\n <\/p>\n","protected":false},"excerpt":{"rendered":" \u00c7ift y\u00f6nl\u00fc gerdirilmi\u015f PP filme, BOPP ad\u0131 verilir. BOPP filmler propilen monomerinin polimerizasyonu ile elde edilen polipropilen zincirlerinin \u00e7ift y\u00f6nl\u00fc gerdirilmesi sonucu olu\u015fur. Polipropilen film, polietilen gibi baz re\u00e7inenin \u00e7e\u015fitli katk\u0131 maddeleri ile takviye edilmesinden sonra ekstruderden \u00e7ekilir. Elde edilen film kullan\u0131m \u00f6zelliklerinin artt\u0131r\u0131lmas\u0131 amac\u0131yla \u00e7e\u015fitli f\u0131r\u0131n s\u0131cakl\u0131klar\u0131nda enine ve boyuna (balon) belli kademelerde 1:6 […]<\/p>\n","protected":false},"author":1,"featured_media":269,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[],"class_list":["post-273","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-genel"],"_links":{"self":[{"href":"https:\/\/safirpak.com.tr\/index.php?rest_route=\/wp\/v2\/posts\/273","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/safirpak.com.tr\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/safirpak.com.tr\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/safirpak.com.tr\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/safirpak.com.tr\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=273"}],"version-history":[{"count":1,"href":"https:\/\/safirpak.com.tr\/index.php?rest_route=\/wp\/v2\/posts\/273\/revisions"}],"predecessor-version":[{"id":274,"href":"https:\/\/safirpak.com.tr\/index.php?rest_route=\/wp\/v2\/posts\/273\/revisions\/274"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/safirpak.com.tr\/index.php?rest_route=\/wp\/v2\/media\/269"}],"wp:attachment":[{"href":"https:\/\/safirpak.com.tr\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=273"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/safirpak.com.tr\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=273"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/safirpak.com.tr\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=273"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}
\u2022 Sertlik \u00f6zelli\u011fi artar
\u2022 \u00c7e\u015fitli gazlara kar\u015f\u0131 ve nem ge\u00e7irgenli\u011fi azal\u0131r
\u2022 Is\u0131 dayan\u0131m\u0131 artar
\u2022 Gerilme mukavemeti artar<\/p>\n\n\n\n