bọọdụ mkpuchi nke XPS bụ bọọdụ rọba siri ike na-afụ ụfụ nke ejiri polystyrene resin dị ka akụrụngwa gbakwunyere akụrụngwa ndị ọzọ na polymers, na-ekpo ọkụ ma gwakọta ya na ịgbanye ya n'otu oge, wee kpụpụ ya ma kpụzie ya.Aha sayensị ya bụ ụfụfụ polystyrene extruded (XPS) maka mkpuchi okpomọkụ.XPS nwere ihe nrụpụta mmanụ aṅụ mechiri emechi zuru oke, nke na-enye ohere ka bọọdụ XPS nwee mmịnye mmiri dị ala (ihe fọrọ nke nta ka ọ bụrụ enweghị mmịnye mmiri) yana obere ikuku ọkụ., Akwa mkpakọ eguzogide, mgbochi ịka nká (fọrọ nke nta ka ọ dịghị ịka nká decomposition omume na nkịtị ojiji) .The XPS osisi nwere ok n'elu oyi akwa na a mechiri emechi-cell Ọdịdị oyi akwa n'ime.Nrụpụta ọkụ ya dị ala karịa EPS nke otu ọkpụrụkpụ ahụ, yabụ na ọ nwere arụmọrụ mkpuchi ọkụ ka mma karịa EPS.

Maka otu mgbidi dị n'èzí ụlọ ahụ, ọkpụrụkpụ osisi xps nwere ike ịdị ntakịrị karịa ụdị ihe mkpuchi ndị ọzọ;n'ihi nhazi cell mechiri emechi nke oyi akwa dị n'ime.Ya mere, ọ nwere ezigbo nguzogide mmiri, ma ka nwere ike ịnọgide na-arụ ọrụ mkpuchi okpomọkụ dị mma na gburugburu iru mmiri;ọ dabara maka ụlọ ndị nwere ihe pụrụ iche chọrọ maka mkpuchi ọkụ dị ka nchekwa oyi, a pụkwara iji ya mee ihe maka ụlọ ndị nwere brik ma ọ bụ mgbidi mgbidi dị n'èzí na-eche ihu ihe.

Osisi polyurethane siri ike nwere obere conductivity thermal na ezigbo arụmọrụ ọkụ.Mgbe nnukwu njupụta nke polyurethane siri ike bụ 35 ~ 40kg / m3, conductivity thermal bụ naanị 0.018g ~ 0.023w / (m·k), nke bụ ihe dị ka ọkara nke EPS, nke bụ ntụgharị ọkụ kacha ala nke ihe mkpuchi niile.Osisi polyurethane siri ike bụ mmiri na-egbochi mmiri na mmiri.Ọnụ ọgụgụ sel mechiri emechi nke polyurethane siri ike dị n'elu 90%, nke bụ ihe hydrophobic, nke na-agaghị eme ka ihe na-eme ka okpomọkụ dịkwuo elu n'ihi ntinye mmiri, mgbidi ahụ agaghịkwa agbapụ mmiri.

E jiri ya tụnyere ihe mkpuchi ndị ọzọ, ụfụfụ siri ike nke polyurethane nwere ọrụ mkpuchi ọkụ kachasị mma.Ya mere, panels sandwich polyurethane thinner nwere ike izute iwu ndị dị mkpa maka iwulite oke oriri ike, nke na-enye ohere iji ihe ndị dị mkpa n'oge a na-ewu ụlọ, na-azọpụta ohere ụlọ;kwụsiri ike mma na elu mmepụta arụmọrụ.N'ihe na-arịwanye elu nke ọchịchọ, ụlọ ọrụ mmepụta ihe nke polyurethane sandwich panels ọ bụghị nanị na-eme ka njikwa mma dị mma, kamakwa na-eweta ezi akụ na ụba na asọmpi.