{"id":15019,"date":"2025-03-10T09:22:44","date_gmt":"2025-03-10T09:22:44","guid":{"rendered":"https:\/\/www.epicmicron.com\/?p=15019"},"modified":"2025-03-25T00:18:16","modified_gmt":"2025-03-25T00:18:16","slug":"application-of-magnesium-hydroxide-in-rigid-polyvinyl-chloride-flame-retardant-sheets","status":"publish","type":"post","link":"https:\/\/www.epicmicron.com\/tr\/application-of-magnesium-hydroxide-in-rigid-polyvinyl-chloride-flame-retardant-sheets\/","title":{"rendered":"Sert Polivinil Klor\u00fcr Alev Geciktirici Levhalarda Magnezyum Hidroksit Uygulamas\u0131"},"content":{"rendered":"

Polivinil klor\u00fcr (PVC), genel ama\u00e7l\u0131 bir termoplastik plastiktir. \u00dcreticiler, m\u00fckemmel mekanik \u00f6zellikleri, iyi korozyon direnci, ya\u015flanma kar\u015f\u0131t\u0131 \u00f6zellikleri ve alev geciktiricili\u011fi nedeniyle yap\u0131 malzemelerinde yayg\u0131n olarak kullan\u0131rlar. Sert PVC, az miktardaki plastikle\u015ftirici<\/a> eklendi\u011finde, alev geciktiricilik ve duman bast\u0131rma a\u00e7\u0131s\u0131ndan hala iyile\u015ftirmeye ihtiya\u00e7 duyulmaktad\u0131r. Bunun nedeni PVC'nin yanma s\u0131ras\u0131nda kolayca b\u00fcy\u00fck miktarda zararl\u0131 asidik gaz \u00fcretebilen klor i\u00e7ermesidir. \u00c7o\u011fu alev geciktiricinin y\u00fcksek fiyatlar\u0131 ve karma\u015f\u0131k haz\u0131rlama s\u00fcre\u00e7leri seri \u00fcretimi zorla\u015ft\u0131r\u0131r, bu nedenle \u00e7ok az\u0131 ger\u00e7ek anlamda end\u00fcstriyelle\u015fmeye ula\u015f\u0131r. Magnezyum hidroksit (MH) gibi inorganik alev geciktiriciler yaln\u0131zca g\u00fc\u00e7lendirici bir rol oynamakla kalmaz, ayn\u0131 zamanda iyi duman bast\u0131rma \u00f6zellikleri de g\u00f6sterir. Ayr\u0131\u015fmas\u0131yla \u00fcretilen su buhar\u0131 ve magnezyum oksit, s\u0131ras\u0131yla gaz faz\u0131nda ve yo\u011funla\u015ft\u0131r\u0131lm\u0131\u015f fazda alev geciktirici ve duman bast\u0131rma rol\u00fc oynar.<\/p>\n\n\n\n

\"\"
Magnezyum hidroksit<\/em><\/figcaption><\/figure>\n\n\n\n

Sinerjik alev geciktirici sistemin etkileri<\/h2>\n\n\n\n

GY-3000, HX-3000, GY-6000 magnezyum hidroksit tozu ve antimon trioksitten olu\u015fan sinerjik bir alev geciktirici sistemin sert PVC malzemelerin mekanik ve alev geciktirici \u00f6zellikleri \u00fczerindeki etkilerini incelemek amac\u0131yla ara\u015ft\u0131rmac\u0131lar a\u015fa\u011f\u0131daki tabloda g\u00f6sterilen form\u00fcl\u00fc tasarlad\u0131lar.<\/p>\n\n\n\n

Antimon Trioksit ve \u00c7inko Oksit Sinerjik Alev Geciktirici Sisteminin Form\u00fclasyon Tablosu<\/td><\/tr>
Form\u00fclasyon Bile\u015fenleri<\/td>Form\u00fclasyon Kodu<\/td><\/tr>
0<\/td>1<\/td>2<\/td>3<\/td>4<\/td>5<\/td>6<\/td>7<\/td>8<\/td>9<\/td>10<\/td><\/tr>
PVC<\/td>100<\/td>100<\/td>100<\/td>100<\/td>100<\/td>100<\/td>100<\/td>100<\/td>100<\/td>100<\/td>100<\/td><\/tr>
\u00c7inko Tozu (GY-616)<\/td>50<\/td>50<\/td>50<\/td>50<\/td>50<\/td>50<\/td>50<\/td>50<\/td>50<\/td>50<\/td>50<\/td><\/tr>
\u00c7inko Oksit GY-3000<\/td>\u2013<\/td>\u2013<\/td>4<\/td>8<\/td>12<\/td>\u2013<\/td>\u2013<\/td>\u2013<\/td>\u2013<\/td>\u2013<\/td>\u2013<\/td><\/tr>
\u00c7inko Oksit HX-3000<\/td>\u2013<\/td>\u2013<\/td>\u2013<\/td>\u2013<\/td>\u2013<\/td>4<\/td>8<\/td>12<\/td>\u2013<\/td>\u2013<\/td>\u2013<\/td><\/tr>
\u00c7inko Oksit GY-6000<\/td>\u2013<\/td>\u2013<\/td>\u2013<\/td>\u2013<\/td>\u2013<\/td>\u2013<\/td>\u2013<\/td>\u2013<\/td>4<\/td>8<\/td>12<\/td><\/tr>
Antimon Trioksit<\/td>\u2013<\/td>5<\/td>4<\/td>3<\/td>2<\/td>4<\/td>3<\/td>2<\/td>4<\/td>3<\/td>2<\/td><\/tr>
\u00c7inko-Kalsiyum
Kompozit Sabitleyici<\/td>		5.5<\/td>5.5<\/td>5.5<\/td>5.5<\/td>5.5<\/td>5.5<\/td>5.5<\/td>5.5<\/td>5.5<\/td>5.5<\/td>5.5<\/td><\/tr>
Stearik asit<\/td>0.6<\/td>0.6<\/td>0.6<\/td>0.6<\/td>0.6<\/td>0.6<\/td>0.6<\/td>0.6<\/td>0.6<\/td>0.6<\/td>0.6<\/td><\/tr>
PE Mum<\/td>0.8<\/td>0.8<\/td>0.8<\/td>0.8<\/td>0.8<\/td>0.8<\/td>0.8<\/td>0.8<\/td>0.8<\/td>0.8<\/td>0.8<\/td><\/tr>
TPE<\/td>6<\/td>6<\/td>6<\/td>6<\/td>6<\/td>6<\/td>6<\/td>6<\/td>6<\/td>6<\/td>6<\/td><\/tr>
DOP<\/td>4<\/td>4<\/td>4<\/td>4<\/td>4<\/td>4<\/td>4<\/td>4<\/td>4<\/td>4<\/td>4<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n
\u00c7inko Oksit GY-3000, HX-3000, GY-6000'in Temel Fiziksel Parametreleri<\/td><\/tr>
Marka<\/td>D50 (mikron)<\/td>D97 (mikron)<\/td>\u00d6zg\u00fcl Y\u00fczey Alan\u0131 (m\u00b2\/g)<\/td>Beyazl\u0131k (\u00b0)<\/td>Ya\u011f Emilim De\u011feri (mL\/100g)<\/td><\/tr>
GY-3000<\/td>3.538<\/td>11.16<\/td>12.566<\/td>92<\/td>34<\/td><\/tr>
HX-3000<\/td>3.564<\/td>11.25<\/td>11.864<\/td>92<\/td>28<\/td><\/tr>
GY-6000<\/td>1.37<\/td>3.596<\/td>20.877<\/td>95<\/td>36<\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

Ara\u015ft\u0131rmac\u0131lar malzemeleri form\u00fcl tablosundaki oranlara g\u00f6re kar\u0131\u015ft\u0131r\u0131r ve ekstruder namlusuna yerle\u015ftirir. Ekstruder daha sonra kar\u0131\u015f\u0131m\u0131 180\u2103-195\u2103'de 5 mm inceli\u011findeki levhalara i\u015fler. Daha sonra ara\u015ft\u0131rmac\u0131lar bunlar\u0131 oksijen indeksi (80mm\u00d710mm\u00d75mm), duman yo\u011funlu\u011fu (25mm\u00d725mm\u00d73mm), \u00e7ekme dayan\u0131m\u0131 (150mm\u00d710mm\u00d75mm) ve darbe (80mm\u00d710mm\u00d75mm) numuneleri i\u00e7in kar\u015f\u0131l\u0131k gelen boyutlarda keser.<\/p>\n\n\n\n

Ara\u015ft\u0131rmac\u0131lar, lazer par\u00e7ac\u0131k boyutu analiz\u00f6r\u00fc kullanarak tozun par\u00e7ac\u0131k boyutunu ve da\u011f\u0131l\u0131m\u0131n\u0131 \u00f6l\u00e7erler. BET y\u00fczey alan\u0131 \u00f6l\u00e7er kullanarak \u00f6zg\u00fcl y\u00fczey alan\u0131n\u0131 test ederler.<\/p>\n\n\n\n

Beyazl\u0131k<\/strong>:GB\/T 5950-2008 standard\u0131na uygun olarak test edilmi\u015ftir.
Ya\u011f emilimi<\/strong>: DB\/T 5211.15-2014 standard\u0131na uygun olarak test edilmi\u015ftir.<\/p>\n\n\n\n

Deneysel test sonu\u00e7lar\u0131 a\u015fa\u011f\u0131daki gibidir:<\/p>\n\n\n\n

Form\u00fcl<\/td>0<\/td>1<\/td>2<\/td>3<\/td>4<\/td>5<\/td>6<\/td>7<\/td>8<\/td>9<\/td>10<\/td><\/tr>
\u00c7ekme Dayan\u0131m\u0131 (Mpa)<\/td>27.35 <\/td>28.28 <\/td>24.71 <\/td>18.84 <\/td>25.33 <\/td>27.88 <\/td>26.95 <\/td>27.10 <\/td>26.02 <\/td>28.21 <\/td>28.93 <\/td><\/tr>
Darbe Dayan\u0131m\u0131 (Mpa)<\/td>3.27 <\/td>4.55 <\/td>4.00 <\/td>3.20 <\/td>2.81 <\/td>3.99 <\/td>3.90 <\/td>4.13 <\/td>3.18 <\/td>4.18 <\/td>5.43 <\/td><\/tr>
Oksijen \u0130ndeksi LOI (%)<\/td>36.80 <\/td>43.80 <\/td>46.80 <\/td>47.60 <\/td>46.60 <\/td>46.20 <\/td>46.40 <\/td>45.60 <\/td>45.80 <\/td>46.80 <\/td>47.00 <\/td><\/tr>
Maksimum Duman Yo\u011funlu\u011fu (%)<\/td>93.61 <\/td>84.98 <\/td>82.45 <\/td>75.75 <\/td>72.48 <\/td>80.69 <\/td>84.29 <\/td>75.48 <\/td>84.14 <\/td>89.23 <\/td>74.64 <\/td><\/tr>
Duman Yo\u011funluk Seviyesi<\/td>68.25 <\/td>64.75 <\/td>63.52 <\/td>61.97 <\/td>55.31 <\/td>62.78 <\/td>65.48 <\/td>61.92 <\/td>67.24 <\/td>64.41 <\/td>61.74 <\/td><\/tr><\/tbody><\/table><\/figure>\n\n\n\n

Oksijen indeksi<\/strong>:GB\/T 2406.2-2009 standard\u0131na uygun olarak test edilmi\u015ftir.
Duman yo\u011funlu\u011fu<\/strong>:GB\/T 8627-2007 standard\u0131na uygun olarak test edilmi\u015ftir.
Mekanik \u00f6zellikler<\/strong>: Plastik \u00e7ekme \u00f6zellikleri ve konsol kiri\u015f darbe dayan\u0131m\u0131 testleri GB\/T 1040.1-2006 standard\u0131 ve GB\/T 1843-2008 standard\u0131na uygun olarak ger\u00e7ekle\u015ftirilmi\u015ftir.<\/p>\n\n\n\n

Tabloda g\u00f6r\u00fcld\u00fc\u011f\u00fc gibi, herhangi bir alev geciktirici olmadan \u00e7ekme dayan\u0131m\u0131 27,3 MPa'd\u0131r ve yaln\u0131zca Sb\u2082O\u2083 eklendi\u011finde PVC'nin \u00e7ekme dayan\u0131m\u0131 hafif\u00e7e iyile\u015ferek 28,3 MPa'ya \u00e7\u0131kar. GY-3000'e MH eklenmesi, \u00fcr\u00fcn\u00fcn \u00e7ekme dayan\u0131m\u0131nda hafif bir azalmaya neden olur. HX-3000'in \u00e7ekme dayan\u0131m\u0131 azalmaz ve form\u00fcl No. 5'in (1 k\u0131s\u0131m Sb\u2082O\u2083'yi 4 k\u0131s\u0131m MH ile de\u011fi\u015ftiren) \u00e7ekme dayan\u0131m\u0131 27,8 MPa'd\u0131r. Bu, HX-3000'in PVC ile uyumlulu\u011funun y\u00fczey i\u015fleminden sonra iyile\u015fti\u011fini ve b\u00f6ylece mekanik \u00f6zelliklerinin artt\u0131\u011f\u0131n\u0131 g\u00f6sterir. <\/p>\n\n\n\n

MH kompozit malzemeye 4 par\u00e7a GY-6000 eklendi\u011finde \u00e7ekme dayan\u0131m\u0131 azal\u0131r, ancak eklenen MH miktar\u0131 artt\u0131k\u00e7a \u00e7ekme dayan\u0131m\u0131 kademeli olarak artarak maksimum 28,9 MPa'ya ula\u015f\u0131r. Bu, di\u011fer form\u00fcllerden \u00f6nemli \u00f6l\u00e7\u00fcde daha y\u00fcksektir ve MH'nin daha k\u00fc\u00e7\u00fck par\u00e7ac\u0131k boyutunun PVC ile temas alan\u0131n\u0131 art\u0131rd\u0131\u011f\u0131n\u0131 ve bu da \u00e7ekme performans\u0131n\u0131n artt\u0131\u011f\u0131n\u0131 g\u00f6stermektedir.<\/p>\n\n\n\n

Tabloda g\u00f6r\u00fcld\u00fc\u011f\u00fc gibi, herhangi bir alev geciktirici olmaks\u0131z\u0131n darbe dayan\u0131m\u0131 3,27 MPa iken, yaln\u0131zca Sb\u2082O\u2083 eklenmi\u015f PVC'nin darbe dayan\u0131m\u0131 \u00f6nemli \u00f6l\u00e7\u00fcde 4,55 MPa'ya \u00e7\u0131kmaktad\u0131r. MH kompozit malzemeye 4 k\u0131s\u0131m GY-3000 eklenmesi darbe dayan\u0131m\u0131n\u0131 b\u00fcy\u00fck \u00f6l\u00e7\u00fcde 4 MPa'ya \u00e7\u0131karmaktad\u0131r. Ancak i\u00e7erik artmaya devam ettik\u00e7e kompozit malzemenin darbe dayan\u0131m\u0131 azalmaktad\u0131r. Aktif HX-3000'in darbe dayan\u0131m\u0131 \u00f6nemli \u00f6l\u00e7\u00fcde artarak 4,13 MPa'ya ula\u015fmaktad\u0131r ve bu da y\u00fczey i\u015fleminin mekanik \u00f6zellikleri etkili bir \u015fekilde iyile\u015ftirdi\u011fini g\u00f6stermektedir. GY-6000 MH kompozit malzemenin darbe dayan\u0131m\u0131 en b\u00fcy\u00fck art\u0131\u015f\u0131 g\u00f6stermektedir. Daha fazla MH eklendi\u011finde, darbe dayan\u0131m\u0131 h\u0131zla artarak di\u011fer form\u00fcllerden \u00f6nemli \u00f6l\u00e7\u00fcde daha y\u00fcksek olan 5,42 MPa'l\u0131k maksimum de\u011fere ula\u015fmaktad\u0131r. Bu, daha ince par\u00e7ac\u0131k boyutunun geli\u015fmi\u015f bir mikro k\u00fcre sertle\u015ftirme etkisine yol a\u00e7t\u0131\u011f\u0131n\u0131 ve darbe toklu\u011funu b\u00fcy\u00fck \u00f6l\u00e7\u00fcde iyile\u015ftirdi\u011fini g\u00f6stermektedir.<\/p>\n\n\n\n

Tablodaki oksijen indeksi verileri, magnezyum hidroksit eklemenin PVC kompozit malzemenin oksijen indeksini \u00f6nemli \u00f6l\u00e7\u00fcde iyile\u015ftirdi\u011fini g\u00f6stermektedir. 8 par\u00e7a GY-3000 eklemek oksijen indeksini maksimum 47.6%'ye \u00e7\u0131kar\u0131r. HX-3000'in oksijen indeksi biraz daha d\u00fc\u015f\u00fckt\u00fc. Bu, d\u0131\u015f y\u00fczeydeki y\u00fczey aktif maddenin etkisinden kaynaklan\u0131yor olabilir, ancak yine de alev geciktirici i\u00e7ermeyen PVC'den daha y\u00fcksektir. Daha fazla GY-6000 eklendi\u011finde oksijen indeksi artar ve maksimum 47%'ye ula\u015f\u0131r.<\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n

Duman bast\u0131rma verileri, alev geciktiricilerin eklenmesinin PVC kompozit malzemenin duman yo\u011funlu\u011fu seviyesini \u00f6nemli \u00f6l\u00e7\u00fcde azaltt\u0131\u011f\u0131n\u0131 g\u00f6stermektedir. Sadece Sb\u2082O\u2083 kullan\u0131lmas\u0131 maksimum duman yo\u011funlu\u011funu 85%'ye d\u00fc\u015f\u00fcr\u00fcrken, GY-3000 en iyi duman bast\u0131rma etkisini sa\u011flar. GY-3000 miktar\u0131 artt\u0131k\u00e7a, duman bast\u0131rma etkisi iyile\u015fmeye devam ederek minimum duman yo\u011funlu\u011funu 72.5%'ye d\u00fc\u015f\u00fcrmektedir. HX-3000 ve GY-6000'in duman bast\u0131rma etkileri, minimum maksimum duman yo\u011funlu\u011fu de\u011ferleri s\u0131ras\u0131yla 75.48% ve 74.64% olmak \u00fczere GY-3000'inkinden biraz daha d\u00fc\u015f\u00fckt\u00fcr.<\/p>\n\n\n\n

\u00c7\u00f6z\u00fcm<\/strong><\/h2>\n\n\n\n

Farkl\u0131 tip ve bile\u015fenlere sahip magnezyum hidroksit kompozit malzemelerin alev geciktirici, duman bast\u0131r\u0131c\u0131 ve mekanik \u00f6zellikleri incelenerek \u015fu sonu\u00e7lara var\u0131lm\u0131\u015ft\u0131r:<\/p>\n\n\n\n

PVC kompozit malzemelerin oksijen indeksi magnezyum hidroksit eklendi\u011finde \u00f6nemli \u00f6l\u00e7\u00fcde iyile\u015fir. 8 par\u00e7a GY-3000 eklendi\u011finde oksijen indeksi maksimum 47.6%'ye ula\u015f\u0131r. Ne kadar \u00e7ok GY-6000 eklenirse oksijen indeksi o kadar artar ve maksimum oksijen indeksi 47%'ye ula\u015f\u0131r.<\/p>\n\n\n\n

GY-3000 en iyi duman bast\u0131rma etkisine sahiptir. Eklenen GY-3000 miktar\u0131 artt\u0131k\u00e7a, duman bast\u0131rma etkisi iyile\u015fmeye devam eder ve minimum duman yo\u011funlu\u011fu 72.5%'ye d\u00fc\u015fer. HX-3000 ve GY-6000'in duman bast\u0131rma etkileri, s\u0131ras\u0131yla 75.5% ve 74.6%'lik minimum maksimum duman yo\u011funluklar\u0131yla GY-3000'den biraz daha d\u00fc\u015f\u00fckt\u00fcr.<\/p>\n\n\n\n

12 k\u0131s\u0131m GY-6000 MH katk\u0131l\u0131 kompozit malzemenin \u00e7ekme dayan\u0131m\u0131 28,9 MPa, darbe dayan\u0131m\u0131 ise 5,4 MPa olarak en y\u00fcksek de\u011ferlere ula\u015fm\u0131\u015ft\u0131r.<\/p>\n\n\n\n

Contact us today for a free consultation and customized solutions! Our expert team is dedicated to providing high-quality products and services to maximize the value of your powder processing.<\/p>\n\n\n\n

Epik Toz<\/a>\u2014G\u00fcvenilir Toz \u0130\u015fleme Uzman\u0131n\u0131z!<\/p>\n\n\n\n

\n