PIR yɛ database a ɛka ɔmanfoɔ ahodeɛ a ɛfa protein dwumadie nkɔmhyɛ data bom, a ne botaeɛ ne sɛ ɛbɛboa genomics/proteomics nhwehwɛmu. PIR ne ahyehyɛde afoforo yɛ biako hyehyɛ PIR International Protein Sequence Database (PSD)-protein ahorow a wɔahyɛ ho nkɔm, a protein 250,000 ka ho ho nsɛmkorabea titiriw. PIR Adwumayɛ
PIR yɛ foforo organic polymer insulation ade, foam polymer a wɔyɛ denam afrafra koraa, ɛyɛ adwuma, na ɛyɛ foaming isocyanate ne polyether sɛ nneɛma atitiriw a wɔde yɛ, ne catalysts, ogya a ɛmma ogya, ne nneɛma a atwa yɛn ho ahyia adamfofa foaming nneɛma, wɔ nhyehyɛe titiriw ne nhyehyɛe tebea a emu yɛ den mu. Esiane ne ahofadi closed-cell nhyehyɛe ne closed closed-cell ratio a ɛkorɔn nti, foam polymer no wɔ nkwammoaa a ɛyɛ fɛ na ɛyɛ pɛ, ɔhyew a ɛbɔ ho ban adwumayɛ a ɛkyɛn so, ne ogya a ɛmma ogya ntumi nhyew no su a ɛkorɔn, na ɛnam so da su ahorow a ɛkyɛn so adi wɔ ɔhyew a ɛbɔ ho ban, nsu a ɛtumi fa mu, a ɛbata ho, ahoɔden a ɛtwetwe, ogya a ɛmma ogya ntumi nkɔ mu, ne awɔw mu shrinkage. Saa high-tech organic polymer ade yi hoahoa ne ho sɛ ɛko tia ogya a ɛkyɛn so, ɛyɛ hyew a ɛba fam, nsu a ɛko tia yiye, nnuru a ɛyɛ den, ne onyin a ɛko tia yiye, na ɛma ɛyɛ nea eye sen biara a wɔpaw ma thermal insulation polymers wɔ cryogenic ne general cooling mmeae. Ne insulation ɔhyew a ɛfata yɛ -196 digrii kosi +120 digrii .
Polyisocyanate foam (PIR), sɛ ade foforo a wɔde siw awɔw ne ɔhyew ano wɔ amanaman ntam no, adi dwuma kɛse dedaw wɔ Europa aman a wɔanya nkɔso mu wɔ nnwuma te sɛ petrochemical ahoɔden mfiridwuma, adansi, ne nneɛma a atwa yɛn ho ahyia ho banbɔ ne ahoɔden a wɔkora so mu. Wɔ me man mu no, PIR da so ara wɔ ne nkɔso mfiase, a wɔde di dwuma wɔ gas ne petrochemical nnwuma te sɛ LNG (-165℃, liquefied natural gas) ne nsu ethylene (-104 degree) nkutoo.
