Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
SUNDE
VIRGIN
Original Assignee
SUNDE
VIRGIN
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by SUNDE, VIRGINfiledCriticalSUNDE
Publication of ES356884A1publicationCriticalpatent/ES356884A1/en
Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products
(AREA)
Abstract
A process for the production of foamed polystyrene, characterized in that the styrene monomer is polymerized to the form of a polymer in polymerization in the form of beads, while an impregnation of the polystyrene beads takes place at the same time. (Machine-translation by Google Translate, not legally binding)
ES356884A1968-06-181968-08-03A procedure for the production of foamed polystyrene. (Machine-translation by Google Translate, not legally binding)
ExpiredES356884A1
(en)
Procedure for polymerization of vinyl chloride in aqueous suspension for the obtaining of a resin presented in the form of elevated porosity grains. (Machine-translation by Google Translate, not legally binding)
Improvements in the manufacture of polymerized methyl methacrylate in the form of blocks. (Machine-translation by Google Translate, not legally binding)