MY137630A - Nonmetallic twist tie - Google Patents

Abstract

THE PRESENT INVENTION PROVIDES A NONMETALLIC TWIST TIE IN WHICH THE FUNCTION INHERENT TO THE TWIST TIE IS OF COURSE AVAILABLE AND THE TWIST TIE IS EASILY MADE INTO A SHAPE OF BEING WOUND IN A BUNDLE WITH NO SLIPPING DOWN OF THE TIE INTO GAP, NO TORSION OF THE TIE ITSELF, NO CURL, NO TWINING AND TANGLING OF TIES AND NO LOOSENING OR DISJOINING FROM A REEL WHEREBY ITS DRAWING-OUT FROM THE WOUND SHAPE IS ABLE TO BE CARRIED OUT SMOOTHLY. THE NONMETALLIC TWIST TIE HAVING A CORE PART AND A WING PART CONSTITUTED FROM A NON-HALOGENOUS MATERIAL IS CHARACTERIZED IN THAT (1) A SHAPE HAVING A TOTAL WIDTH IS 1.5 TO 20.0 MM, THE AVERAGE THICKNESS OF THE WING PART IS 0.02 TO 0.20 MM AND THE MAXIMUM THICKNESS OF THE CORE PART IS 0.04- TO 0.30-FOLD OF THE TOTAL WIDTH, (2) A BINDING PROPERTY WHERE A TORSION STRENGTH IS 5.0 TO 15 N, (3) A RIGIDITY WHERE A TENSILE ELASTICITY IS 5,000 TO 30,000 MPA, (4) A PROPERTY OF FORMING A FIXED SHAPE WHERE THE PROPERTY IS 90℅ OR MORE AND A PROPERTY OF RETAINING A FIXED SHAPE WHERE THE RATE OF RETAINING THE FIXED SHAPE IS 70 TO 95℅, AND (5) A DRAWING-OUT PROPERTY WHERE A DEGREE OF CURVING TO THE DRAWING-OUT DIRECTION IS 10◦ OR LESS AND A CURL RADIUS TO THE WINDING DIRECTION RETAINS THE RANGE OF 50 TO 200 MM.