Hydrogenatedpetroleumresin:Hydrogenatedpetroleumresinisapetroleumresinbyhydrogenationreaction,theunsaturatedresininpetroleumresinintosaturatedhydrocarbons,improvethehueofpetroleumresin,odorandweatherr¡
Highviscosityasphaltmodifier,composedofthermoplasticelastomer,petroleumresinanddiatomite,improvestheflowabilityofpolymerandthehightemperaturestoragestabilityofasphalt.Theeffectofpetroleumresinonthedis¡
Petroleumresinsaredifferentfromgeneralpurposeresins.Petroleumresinscannotbeusedalone,usuallywithothersubstancesandasblendstoimprovetheperformanceofvariousproducts.Inthecoatingsindustry,petroleumresinc¡
Theglobalproductionofpetroleumresins(includingcumarone-indeneresin)isestimatedatabout850,000metrictons,ofwhichtheAmericas(mostlytheUnitedStates)accountedfor47%,Europe28%andAsia25%.Bycategory,C5andDCPD¡
Petroleumresinisalowmolecularweight(Mw=500~2,000)polymer,accordingtotherequirementsofthefollowingimportantcharacteristics:1,Softeningpoint-RingandBallMethodtest,canshowthedegreeofheatresistanceofpetro¡
Thereareseveralimportantstepsinthepetroleumresinprocess-selectingandpre-treatingthefeedstock,polymerizing,neutralizingandseparatingthetreatedfeedstock.Inparticular,thepre-treatmentisindispensabletorem¡
PetroleumresinsarederivedfrompetroleumderivativesandaregenerallyclassifiedasC5alphatic,C9aromatic,DCPDandcycloaliphatic,Monomer(suchaspolySM,AMS(alphamethylstyrene)andotherproducts)andotherfourtypes,t¡
1.MeltviscosityMeltviscosityreferstotheviscosityofcarbon-5petroleumresininthemoltenstate,whichisrelatedtotherawmaterialpolymerizationprocess,anditsmolecularweightdistributionwillalsoaffectthemeltvisco¡
Unsaturation:Tomeasurethemolecularstructureofpetroleumresinresiduesintheamountofunreacteddoublebond,thepriceofiodineoriodineprice.Highdegreeofunsaturation,thattheweatherresistanceandheatresistanceispo¡
SofteningPoint:Thetemperatureatwhicharesindeformsatagivenheatload.Thesofteningpointgivestheviscosityindexwithintheresinwhichiscontrolledbytheaveragemolecularweightoftheoligomer.Thesofteningpointofther¡