SUKO-1

Ifiwera ohun elo – PTFE & UV

UV stabilizers ti wa ni lilo nigbagbogbo ni pilasitik, pẹlu Kosimetik ati awọn fiimu.Išẹ akọkọ ni lati daabobo nkan na lati awọn ipa ibajẹ UV igba pipẹ lati itọsi ultraviolet.PTFE jẹ fluorocarbon ti o lagbara, bi o ṣe jẹ pe o jẹ ohun elo ti o ga julọ-molikula ti o ni kikun ti erogba ati fluorine.PTFE jẹ hydrophobic: bẹni omi tabi awọn nkan ti o ni omi tutu PTFE, bi awọn fluorocarbons ṣe afihan awọn ipa pipinka Ilu Lọndọnu ti o dinku nitori eletonegativity giga ti fluorine.PTFE ni o ni ọkan ninu awọn asuwon ti iyeida ti edekoyede ti eyikeyi ri to.

 

PTFE, UV

Orukọ Ohun-ini Awọn ẹya Acetal Copolymer, PTFE Kun Akiriliki, UV Iduroṣinṣin, Ti a ṣe
Specific Heat Agbara BTU/lb-°F    
Modulu rirẹ ksi    
Agbara Ikore Ikore psi 5710  
Iye owo ti Poisson      
Dielectric Constant   3.7 3.2
Dielectric Agbara kV/ni 467 500
Elongation ni Bireki % 9.4 6
Agbara Ikore Flexural psi 9820 14500
Modulu ti Elasticity ksi 348 479
Lile, Rockwell R   110  
Agbara fifẹ, Gbẹhin psi 6580 9720
Agbara fifẹ, Ikore psi 8270 12300
Itanna Resistivity ohm-cm 3.00e + 15 1.00e + 15
iwuwo lb/ni³ 0.0531 0.043
Max Service otutu, Air °F 212 183
Gbona Conductivity BTU-ni/waka-ft²-°F 1.67  
Egugun Lile ksi-in½    

Akoko ifiweranṣẹ: Oṣu kejila-11-2017