Perforated tube from compsn. contg. PVC and polyethylene wax - for land drainage or irrigation and application of fertiliser

A compsn. for the prdn. of perforated tubes contains a mixt. of PVC and polyethylene wax in the ratio 100:1-3. The compsn. is much simpler than those used hitherto for such tubes. The compsn. pref. contains an ethylene oligomer, a softener, lubricants and stabilisers, and a pVC of the suspension typ...

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Bibliographische Detailangaben
1. Verfasser:	IVAN MLADENOV TODOROV, KIRIL DONEV MARINOV, HRISTO ASSENOV HRISTOV, MITKO PETROV PENKOV, EVDOKIM ANGELOV KONSTANTINOV, RADKA GEORGIEVA DILCHOVSKA ET LEONID EVGENIEV HODKEVICH
Format:	Patent
Sprache:	eng ; fre
Schlagworte:	AGRICULTURE ANIMAL HUSBANDRY BLASTING CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPSOR SEAWEED ENGINEERING ELEMENTS AND UNITS FISHING FORESTRY GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVEFUNCTIONING OF MACHINES OR INSTALLATIONS HEATING HORTICULTURE HUMAN NECESSITIES HUNTING JOINTS OR FITTINGS FOR PIPES LIGHTING MEANS FOR THERMAL INSULATION IN GENERAL MECHANICAL ENGINEERING PIPES SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING THERMAL INSULATION IN GENERAL TRAPPING WATERING WEAPONS
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Beschreibung
Zusammenfassung:	A compsn. for the prdn. of perforated tubes contains a mixt. of PVC and polyethylene wax in the ratio 100:1-3. The compsn. is much simpler than those used hitherto for such tubes. The compsn. pref. contains an ethylene oligomer, a softener, lubricants and stabilisers, and a pVC of the suspension type with a K value of 64-68.