Mmepe na nyocha nke ákwà mgbochi UV; N'ihi ọganihu dị elu nke sayensị na nkà na ụzụ, na-apụghị izere ezere wetara ahaghị nhata gburugburu ebe obibi, mbibi nke ahịhịa ọhịa, iji fluorocarbon mgbaze na freon n'ọtụtụ buru ibu n'ụwa nile, na-ebute mmụba nke carbon dioxide. Mbibi nke oyi akwa ozone na ikuku, ịba ụba nke ụzarị ultraviolet na ụbara ọrịa kansa anụ ahụ. Na 70s, tan na-abụ ihe ịrịba ama nke ahụike, ma taa ndị mmadụ na-aghọtawanye na anyanwụ bụ onye iro nke nlekọta anụ ahụ.Onye na-emepụta akwa Ripstop
N'ọhịa nke ịchọ mma na ngwaahịa nchebe UV ndị ọzọ,Onye na-emepụta akwa Ripstoptextiles ugbu a tumadi esichara maka mmepụta mmepụta nke UV nchedo ngwaahịa, na-adịbeghị anya, ulo oru na mba ọzọ igbochi UV sịntetik eriri aghọwo ọhụrụ kpakpando na textile ụlọ ọrụ. Ọhụrụ eriri na-agafe naanị 1/15 nke UV ìhè nke owu akwa na 1/6 nke UV ìhè nke sịntetik ákwà.
Ha na-enyekwa mkpuchi okpomọkụ na oyi. N'ihi na a na-agbakwunye eriri akwa iji gbochie ihe ndị UV.Onye na-emepụta akwa Ripstopya mere, a gaghị asa ya ma hapụ ọrụ sunscreen. Dị ka Australian Skin and Cancer Foundation si kwuo, uwe elu nke nwere pasent 60 rayon na pasent 40 nke owu ga-enwe ihe yiri SPF zuru oke, ebe uwe mkpuchi UV nke nwere pasent 81 nke rayon na pasent 19. eriri sịntetik ọhụrụ ga-enwe otu SPF 36. N'ime afọ ndị na-adịbeghị anya, ahịa ahịa akwa mba ụwa amalitela mmepụta na nhazi nke kaadị ultraviolet proof yarn na usoro ọgwụgwọ na usoro mkpuchi, ya bụ, na akụkụ nke mkpa ákwà. iji nweta ultraviolet ìhè site na iji polymer emulsion ma ọ bụ ultraviolet absorbent na acrylic akọrọ ngwakọta, na nwere oxide chin, zinc oxide, iron oxide na ndị ọzọ seramiiki components maka nhazi. Ka ọ dị ugbu a, enwere nyocha ndị ọzọ gbasara mmepe nke ngwaahịa infrared na mba anyị, mana nyocha nke ngwaahịa ultraviolet ka dị ọcha. Ya mere, mmepe nke ngwaahịa usoro ihe mgbochi ultraviolet nwere ụfọdụ uru akụ na ụba na uru bara uru.
Oge nzipu: Nov-18-2022