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公开(公告)号：US3813375A
公开(公告)日：1974-05-28
申请号：US23095872
申请日：1972-03-01
Applicant: BASF AG
Inventor： GIERTH V , ZEITLER G , KLOCKE H , STOCKBURGER D
CPC classification number: C08J3/14 , C08J2323/04
Abstract: METHOD OF MAKING POWDERS FROM ETHYLENE POLYMERS BY DISSOLVING THE ETHYLENE POLYMERS AT A TEMPERATURE ABOVE 60*C. IN A FLUORINATED CHLOROHYDROCARBON HAVING FROM 1 TO 4 CARBON STOMS AND 0 TO 2 HYDROGEN ATOMS, COOLING THE SOLUTION TO A TEMPERATURE BELOW 60*C. OR EVAPORATING THE SOLVENT AND COLLECTING THE PULVERIZED ETHYLENE POLYMERS.
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