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Styrene Synthetic Adhesive Modified Petroleum Resin

BecauseofC5petroleumresinhashighcolorhue,lowsofteningpointandhighwaxspot,itisnotsuitableastackifyingresinforhotmeltadhesiveandhotmeltpressuresensitiveadhesive.Thispapersummarizestheresearchstatusandde¡­

Effect of Toluene Addition on Petroleum Resin

Withtheincreaseoftoluenecontent,thesofteningpointandviscosityofpetroleumresindecreasegradually,andtheyieldincreasesgradually.Thesofteningpointandthereasonforthedecreaseinviscosityaremainlyduetothefact¡­

Basic knowledge of petroleum resin

Petroleumresin,ethylenecrackedC5fractionsasrawmaterials,bytheC5componentofthedieneandmonoenecationicpolymerization.Densityof1.0orso,solubleinorganicsolvents,suchasbenzene,toluene,xylene,themodelsolven¡­

It's not conducive to the improvement of the softening point of petroleum resin with the increase of recovery solvent

Withtheincreaseofsolventrecovery,thesofteningpointofpetroleumresindecreasesgradually.Thereasonoftheanalysisisthattherearetworeasons.First,withtheincreaseofrecoverysolvent,theconcentrationofpolymerizat¡­

Improve the performance of the petroleum resin

Aimingattheproblemsofhighchromaticity,poorthermalstabilityandunsatisfactorytackifyingeffectofpetroleumresininChina,thispaperputsforwardtheschemeofusingisopenteneandstyrenetomodify:First,byaddingisopen¡­
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