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TarihinƘarin Silicone / Silicone Masterbatch/ Siloxane Masterbatchda kuma yadda yake aiki a cikinmahaɗan waya da kebulmasana'antu?

Abubuwan da aka ƙara na silicone tare da50% silicone polymer mai aikiAn rarraba a cikin mai ɗaukar kaya kamar polyolefin ko ma'adinai, tare da nau'in granular ko foda, ana amfani da shi sosai azaman kayan aikin sarrafawa a masana'antar waya da kebul. Shahararrun samfura kamarSILOXANE MB50Aikin jerin shine mai gyaran man shafawa ko rheological a masana'antar waya da kebul kuma an fara gabatar da shi daga Dow Corning a Amurka shekaru ashirin da suka gabata, sannan daga baya aka fara gabatar da shi a matsayin mai gyaran rheological a masana'antar waya da kebul.madadin SILICONE MASTERBATCH MB50ya bayyana a kasuwa daPolymer ɗin silicone mai aiki 70%An rarraba su a cikin mai ɗaukar kaya kamar silica, tare da nau'in granular, sannan samfuran Chengdu Silike sun bayyana a kasuwa tun daga shekarar 2004, tare da abun ciki na silicone daga 30-70% da siffar granular ko foda.

Sigogi na fasaha na masterbatch na silicone na kasuwanci ya kamata ya haɗa da abubuwan da ke gaba:

(1) Lokacin aiki a matsayin mai shafawa ko mai gyaran rheological, abun cikin ya kama daga 5 zuwa 50%

(2) Mai ɗaukar kaya ya kamata ya dace da silicone kuma ya kamata a yi la'akari da babban abin da mai amfani ya ƙunsa, tare da nuna sunan polymer da ma'aunin narkewar mai ɗaukar kaya, don masu amfani su iya komawa gare shi lokacin tsara dabarar. Idan ana amfani da foda ma'adinai mara tsari a matsayin mai ɗaukar kaya, ya kamata a nuna sunan foda. Fari da kyawun foda mara tsari suna da mahimmanci ga abokan ciniki, kuma ya kamata a zaɓi foda mai girman fari da micron gwargwadon iyawa don samarwa.

Lokacin aiki azaman mai shafawa ko masu gyaran rheological

Don kayan polyethylene

Kamar yadda aka sani, abin da ya faru na "fatar kifin shark" sau da yawa yana faruwa ne lokacin da ake fitar da wayoyi da igiyoyi na polyethylene da aka rufe ko aka rufe, musamman lokacin da ake fitar da polyethylene mai ƙarancin yawa (LLDPE) ko polyethylene mai ƙarancin yawa (ULDPE ko POE). Kayan polyethylene da aka fitar da su (ko dai peroxide cross-linking ko silane cross-linking) suma lokaci-lokaci suna fuskantar abin da ya faru na "fatar kifin shark", saboda rashin isasshen la'akari da tsarin man shafawa a cikin dabarar kayan. Aikin duniya na yanzu shine ƙara adadin fluoropolymers zuwa dabarar, amma farashin yana da yawa kuma aikace-aikacen yana da iyaka.

Da ƙaramin adadinsilicone mai nauyin kwayoyin halitta mai matuƙar girma(0.1-0.2%) zuwa polyethylene ko polyethylene mai haɗin gwiwa zai iya hana samar da "fatar shark". A lokaci guda, tare da tasirin shafawa, yana iya rage ƙarfin fitarwa yadda ya kamata don hana injin jan baya tsayawa saboda yawan aiki.

Silicone da ake amfani da shi a matsayin mai shafawa, saboda ƙarancin ƙara shi, dole ne a rarraba shi daidai gwargwado a cikin kayan domin ya yi aiki yayin sarrafawa. Saboda rashin ƙarfin sinadarin silicone, ba zai yi aiki da sinadarai ba tare da sinadaran da ke cikin dabarar. Ana ba da shawarar cewa masana'antar kayan kebul ta haɗa silicone daidai gwargwado cikin tsarin yin amfani da filastik don sauƙaƙe amfani da masana'antar kebul.

DominHaɗaɗɗun kebul na halogen free flame retardent (HFFR) 

Saboda kasancewar yawan abubuwan hana harshen wuta (foda ma'adinai) a cikin mahaɗan kebul na HFFR, wanda ke haifar da ɗanko mai yawa da rashin sauƙin kwarara yayin sarrafawa; Babban ɗanko yana sa injin ya yi wa wuya a ja yayin fitar da shi, kuma rashin isasshen ruwa yana haifar da ƙaramin adadin manne da aka samar yayin fitar da shi. Don haka, lokacin da masana'antar kebul ke fitar da kebul marasa halogen, ingancinsa shine 1/2-1/3 na kebul na polyvinyl chloride.

Tare da wani adadin silicone a cikin dabarar, ba wai kawai sarrafawa kamar yadda ake iya kwarara ba ya inganta, har ma yana samun ingantaccen jinkirin harshen wuta ga kayan.