Abstract:
The present disclosure relates to a mixture comprising: (A) 70%-98% by weight of a bitumen; and (B) 2%-30% by weight of a copolymer of butene-1 with Melt Flow Rate values, measured according to ISO 1133 (190°C, 2.16kg), of from 200 to 1500 g/10min.; wherein the amounts of (A) and (B) are referred to the total weight of (A) + (B).
Abstract:
wherein the amounts of A) and B) are referred to the total weight of A)+B) and the DSC second heating scan is carried out with a heating rate of about 10° C. per minute.
Abstract:
A hot melt adhesive polyolefin composition comprising a high melt flow butene-1 copolymer suitable to be used as a glue in paper and packaging industry, in furniture manufacture e.g. for edgebands, particularly square edges and softforming, for paneling in high moisture environments, particularly suitable for acting as a glue in tufted or needle punched carpets.
Abstract:
Multilayer film (BOPP) structure comprising at least : A) a skin (outer) layer substantially consisting of a crystalline low seal Initiation temperature propylene copolymer; B) a tie layer substantially consisting of a butene-1 copolymer having flexural modulus (MEF) of 75 MPa or less; C) a core layer substantially consisting of one or more polypropylene homopolymers designed for BOPP.
Abstract:
Extruded or molded profiles comprising a polyolefin composition consisting of 85% by weight or more of a copolymer of 1-butene with ethylene (A) having an ethylene copolymerized content up to 18 % bymol, and having Mw/Mn lower than 3, hardness shore A (measured according to ISO 868) lower than 90, no melting point (TmII) detectable at the DSC after cancelling the thermal history, melting enthalpy (ΔHf), measured by DSC after 10 days of aging at room temperature,comprised between 4 and 15 J/g; and up to 15% by weight of a propylene copolymer or a composition of copolymers of propylene (B) having a melting point from about 26°C to 200°C, isotactic index greater than 90%.