Ka\u011f\u0131t end\u00fcstrisinde kullan\u0131lan liflerin suyla reaksiyona girme e\u011filimi y\u00fcksektir, bu da sel\u00fcloz liflerinin hidrofilik yap\u0131s\u0131ndan kaynaklanmaktad\u0131r. Elyaflar\u0131n su penetrasyonuna kar\u015f\u0131 dayan\u0131kl\u0131 hale getirilmesi i\u015flemine \u201cha\u015f\u0131l\u201d ad\u0131 verilir, bu i\u015flem elyaflar\u0131n y\u00fczeyini kimyasallar\u0131n eklenmesiyle su ge\u00e7irmez hale getirir. Ka\u011f\u0131t yazd\u0131rma amac\u0131yla kullan\u0131ld\u0131\u011f\u0131nda bu \u00e7ok \u00f6nemlidir \u00e7\u00fcnk\u00fc bu i\u015flem m\u00fcrekkebin ka\u011f\u0131d\u0131n y\u00fczeyine yay\u0131lmas\u0131n\u0131 veya ka\u011f\u0131d\u0131n arkas\u0131na s\u0131zmas\u0131n\u0131 \u00f6nler.<\/p>\n\n\n\n
Ka\u011f\u0131t \u00fczerinde ha\u015f\u0131llama i\u015flemi yap\u0131lmazsa t\u00fcylenme ad\u0131 verilen s\u0131v\u0131lar ka\u011f\u0131d\u0131n y\u00fczeyine yay\u0131l\u0131r.<\/p>\n\n\n\n\n\n\n\n
Kullan\u0131c\u0131n\u0131n ihtiyac\u0131na g\u00f6re ka\u011f\u0131d\u0131 hidrofobik hale getiren AKD ve ASA gibi sentetik malzemelerin yan\u0131 s\u0131ra re\u00e7ine, parafin mumlar\u0131 ve di\u011fer mum bazl\u0131 sol\u00fcsyonlar gibi \u00e7e\u015fitli apreleme malzemeleri de mevcuttur.<\/p>\n\n\n\n
\u0130\u00e7 boyutland\u0131rma gereksinimleri a\u015fa\u011f\u0131dakileri i\u00e7erir:<\/p>\n\n\n\n
Ha\u015f\u0131l maddesi kolayca bulunabilmeli ve stabil bir kimyasal bile\u015fime sahip olmal\u0131d\u0131r.<\/p>\n\n\n\n
Ha\u015f\u0131l malzemelerinin sel\u00fcloz lifleri i\u00e7erisinde iyi yay\u0131labilmesi gerekmektedir.<\/p>\n\n\n\n
Bu malzemeler terminalde iyi bir depolama kapasitesine sahip olmal\u0131d\u0131r.<\/p>\n\n\n\n
Bu malzemelerin molek\u00fclleri, hidrofobik kafalar\u0131n\u0131n liflerin yan taraf\u0131na yerle\u015ftirilmemesi i\u00e7in s\u00fcspansiyon \u00e7\u00f6zeltisi i\u00e7inde kendilerini iyi y\u00f6nlendirebilmelidir.<\/p>\n\n\n\n
Ha\u015f\u0131l i\u015fleminin daha d\u00fc\u015f\u00fck maliyetle yap\u0131labilmesi i\u00e7in bu malzemelerin optimum su iticilik kapasitesine sahip olmas\u0131 gerekir.<\/p>\n\n\n\n
Bu malzemelerin ka\u011f\u0131t \u00fcretim s\u00fcrecinde olumsuz etkilere ve yan sorunlara neden olmamas\u0131 gerekmektedir.<\/p>\n\n\n\n
Ka\u011f\u0131t boyutland\u0131rma farkl\u0131 \u015fekillerde yap\u0131labilir: i\u00e7 boyutland\u0131rma, y\u00fczey boyutland\u0131rma veya d\u0131\u015f boyutland\u0131rma. Genel olarak, asidik ha\u015f\u0131llama (\u015fap-rosin), n\u00f6tr ha\u015f\u0131llama ve alkali ha\u015f\u0131llama olmak \u00fczere \u00fc\u00e7 tip d\u0131\u015f ha\u015f\u0131llama kullan\u0131l\u0131r.<\/p>\n\n\n\n
\u0130\u00e7 ha\u015f\u0131llamada hamura malzemeler kat\u0131larak kar\u0131\u015ft\u0131r\u0131l\u0131rken, d\u0131\u015f ha\u015f\u0131llamada ka\u011f\u0131d\u0131n y\u00fczeyindeki malzemeler kullan\u0131l\u0131r.<\/p>\n\n\n\n
Asidik ha\u015f\u0131llama (\u015fap-re\u00e7ine), daha ucuz ve g\u00fcvenilir olmas\u0131 nedeniyle ka\u011f\u0131t yap\u0131m\u0131nda her zaman en pop\u00fcler ha\u015f\u0131llama i\u015flemi olmu\u015ftur. Tabii ki, n\u00f6tr prosesler (belirli re\u00e7ine bile\u015fiklerinin kullan\u0131m\u0131) ve alkalin prosesler (ASA veya AKD kullan\u0131m\u0131) son birka\u00e7 y\u0131lda g\u00fc\u00e7l\u00fc bir \u015fekilde yayg\u0131nla\u015fmaktad\u0131r. Asidik ha\u015f\u0131llamadan n\u00f6tr veya alkali ha\u015f\u0131llamaya ge\u00e7i\u015fin ard\u0131ndaki en \u00f6nemli fakt\u00f6r, \u00f6zel niteliklere sahip ka\u011f\u0131tlara duyulan ihtiya\u00e7 ve \u00e7evre sorunlar\u0131d\u0131r.<\/p>\n\n\n\n
Asit ha\u015f\u0131llama i\u015fleminin zay\u0131f y\u00f6nleri aras\u0131nda, ka\u011f\u0131d\u0131n dayan\u0131kl\u0131l\u0131\u011f\u0131na ve uzun \u00f6m\u00fcrl\u00fcl\u00fc\u011f\u00fcne olumsuz etkisi, son birka\u00e7 on y\u0131ld\u0131r bu malzemenin ka\u011f\u0131t end\u00fcstrisinde kullan\u0131m\u0131 artan kalsiyum karbonat kullan\u0131m\u0131n\u0131n s\u0131n\u0131rland\u0131r\u0131lmas\u0131, makine ve ekipmanlarda korozyon olgusu ve ka\u011f\u0131d\u0131n berrakl\u0131\u011f\u0131n\u0131n azalmas\u0131.<\/p>\n\n\n\n
AKD’nin faydalar\u0131ndan baz\u0131lar\u0131 \u015funlard\u0131r:<\/p>\n\n\n\n
Daha az korozyon i\u00e7in ekipman\u0131n \u00f6mr\u00fcn\u00fc uzatmak<\/p>\n\n\n\n
Ka\u011f\u0131d\u0131n renk parlakl\u0131\u011f\u0131n\u0131 ve optik \u00f6zelliklerini artt\u0131rma<\/p>\n\n\n\n
Ka\u011f\u0131d\u0131n dayan\u0131kl\u0131l\u0131\u011f\u0131n\u0131 art\u0131r\u0131n<\/p>\n\n\n\n
Daha iyi drenaj nedeniyle ara\u00e7 h\u0131z\u0131 \u00fczerinde olumlu etki<\/p>\n\n\n\n
Ka\u011f\u0131d\u0131n y\u00fczey d\u00fczg\u00fcnl\u00fc\u011f\u00fcn\u00fcn iyile\u015ftirilmesi<\/p>\n\n\n\n
AKD t\u00fcketiminin optimal bir noktas\u0131 oldu\u011funu ve t\u00fcketim miktar\u0131n\u0131n bu noktan\u0131n \u00fczerinde olmas\u0131 halinde ka\u011f\u0131tta herhangi bir de\u011fi\u015fiklik meydana gelmeyece\u011fini, hatta ka\u011f\u0131d\u0131n kalitesinde ters etki meydana gelmeyece\u011fini unutmay\u0131n.<\/p>\n","protected":false},"excerpt":{"rendered":"
Ka\u011f\u0131t end\u00fcstrisinde kullan\u0131lan liflerin suyla reaksiyona girme e\u011filimi y\u00fcksektir, bu da sel\u00fcloz liflerinin hidrofilik yap\u0131s\u0131ndan kaynaklanmaktad\u0131r. Elyaflar\u0131n su penetrasyonuna kar\u015f\u0131 dayan\u0131kl\u0131 hale getirilmesi i\u015flemine \u201cha\u015f\u0131l\u201d ad\u0131 verilir, bu i\u015flem elyaflar\u0131n…<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"content-type":"","_lmt_disableupdate":"","_lmt_disable":"","footnotes":""},"categories":[30,19],"tags":[100,102,89,96,92,104,121,103,120,118,110,112,123,99,97,116,109,115,113,107,106,90,91,94],"class_list":["post-2288","post","type-post","status-publish","format-standard","hentry","category-nesne","category-seluloz-endustrileri","tag-ambalaj","tag-ambalaj-endustrisi","tag-bond-kagit","tag-cevre-dostu-kagit","tag-craft-kagit","tag-denemeler","tag-geri-donusumlu-kagit","tag-kagit","tag-kagit-cesitleri","tag-kagit-ebatlama","tag-kagit-endustrileri","tag-kagit-endustrisi","tag-kagit-endustrisinde-hasillama","tag-kagit-endustrisinde-yeni-olgu","tag-kagit-endustrisinde-yenilik","tag-kagit-geri-donusumu","tag-kagit-tahil","tag-kagit-uretimi","tag-kagit-urunleri","tag-kagit-ve-kagit-hamuru-endustrileri","tag-kagit-ve-seluloz","tag-karton-cesitleri","tag-karton-uretimi","tag-tasarim-kagidi"],"_links":{"self":[{"href":"https:\/\/chemkraft.ir\/tr\/wp-json\/wp\/v2\/posts\/2288","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/chemkraft.ir\/tr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/chemkraft.ir\/tr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/chemkraft.ir\/tr\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/chemkraft.ir\/tr\/wp-json\/wp\/v2\/comments?post=2288"}],"version-history":[{"count":2,"href":"https:\/\/chemkraft.ir\/tr\/wp-json\/wp\/v2\/posts\/2288\/revisions"}],"predecessor-version":[{"id":2290,"href":"https:\/\/chemkraft.ir\/tr\/wp-json\/wp\/v2\/posts\/2288\/revisions\/2290"}],"wp:attachment":[{"href":"https:\/\/chemkraft.ir\/tr\/wp-json\/wp\/v2\/media?parent=2288"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/chemkraft.ir\/tr\/wp-json\/wp\/v2\/categories?post=2288"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/chemkraft.ir\/tr\/wp-json\/wp\/v2\/tags?post=2288"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}