US 5,958,294 A · Polymer composition for the production of films used in agriculture

Abstract

A polymer composition on the base of (co)polymer of ethylene for transforming an ultraviolet light into a red spectral range comprising from 0.005-1.0% by weight of a tri-component mixture additives and a compatible carrier, the rest by the weight of the total composition, said tri-component mixture comprising component A, selected from the group of oxide, organic or inorganic salt of Eu, component B, selected from the group of beta-diketones and component C, selected from the group of bidentate nitrogen heterocycles or from trialkyl substituted phosphine oxide.

Claims16

Dependent claims

A composition for producing a polyethlene-containing film comprising:

(a) from about 0.005 to about 1% by weight of a mixture of active components A, B and C;
wherein component A is selected from the group consisting of oxides, and organic or inorganic salts of europium;
component B is a beta-diketone;
and component C is selected from the group consisting of bidentate nitrogen heterocycle and alkyl substituted phosphine oxides;
and
(b) polyethylene or copolymer of ethylene;
wherein said produced films arc capable of converting UV light into the red spectral range.

4 more elements

Dependencies are inferred from the claim text.

Polymer composition for the production of films used in agriculture

Life of this patent

Polymer composition for the production of films used in agriculture

Life of this patent

Abstract

Claims16