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Gaariga Qorraxda - xasilinta iftiinka

Doorka balaastikada la beddelay ee warshadaha baabuurta ayaa noqda mid aad iyo aad u muuqda. Inta badan qaybaha gudaha iyo dibadda ee baabuurtu waxay ka samaysan yihiin balaastiig la beddelay.

PP, ABS, PA, PC, POM, PBT, PRT, PVC iyo caagadaha kale ayaa si weyn loogu isticmaalaa baabuurta. Dhammaan balaastigga baabuurta, PP ayaa leh saamiga ugu sarreeya, iyadoo PP ay ku xisaabtamayso 37%, oo ay ku xigto PA 17.3% iyo ABS resin oo leh 12.3%

Sababtoo ah PP, TPU, iyo ABS waxay xisaabiyaan in ka badan 50% wadarta guud, iyo sababtoo ah kooxda methyl pendant ee qaab dhismeedka PP iyo bond double unsaturated ee qaab dhismeedka ABS ayaa sababa in alaabta lafteeda da'da si ka fudud ka caagadaha kale ee la bedelay, baabuurka waa la hagaajiyay Xasilinta alaabta waxaa inta badan lagu fuliyaa agagaarka saddexdan qalab. Waxay difaaci kartaa ama nuugi kartaa tamarta fallaadhaha ultraviolet, deminta oksijiinta hal-abuurka ah oo ay dumiso hydroperoxide walxaha aan firfircoonayn, si ay polymers-yada molecular sare u baabi'iyaan ama u gaabiyaan suurtagalnimada fal-celinta photochemical, ka hortagga ama dib u dhigista shucaaca iftiinka Nidaamka gabowga iftiinka, si loo gaaro ujeedada kordhinta nolosha adeegga alaabada polymer molecular sare.

Si loo ilaaliyo baabuurta xagaaga kulul, xasiliyayaashu waa muraayadaha qorraxda ee lagama maarmaanka u ah warshadaha baabuurta

UV-292