Weatherseal having surface roughness forming particles of a polar material in a resin matrix having a maleated polyolefin
A vehicular weatherseal is provided having a particulated matrix formed of resin matrix including a maleated polyolefin and a plurality of surface roughness forming particles bonded to the resin matrix, wherein the particles are formed of a polar material, such as polysulfone, nylon, and polyester. The maleated polyolefin resin matrix and surface roughness forming particles can be mixed and extruded onto a weatherseal body or substrate.
1 . A vehicular weatherseal, comprising:
(a) a resin matrix including a maleated polyolefin; and
(b) a plurality of surface roughness forming particles bonded to the resin matrix, the particles being formed of a polar material.
2 . The vehicular weatherseal of claim 1 , wherein the particles are one of polysulfone, nylon, and polyester.
3 . The vehicular weatherseal of claim 1 , further comprising a substrate connected to the resin matrix, the substrate being one of a thermoset and a thermoplastic.
4 . The vehicular weatherseal of claim 3 , wherein the thermoset includes an EPDM.
5 . The vehicular weatherseal of claim 3 , wherein the substrate has a cellular structure.
6 . The vehicular weatherseal of claim 1 , wherein the resin matrix is solvent-free.
7 . The vehicular weatherseal of claim 1 , wherein the resin matrix is approximately 99% solids.
8 . The vehicular weatherseal of claim 1 , wherein the resin matrix is extrudable.
9 . The vehicular weatherseal of claim 1 , wherein the particles are located to releasably engage a vehicular panel moveable relative to the resin matrix.
10 . The vehicular weatherseal of claim 1 , wherein the maleated polyolefin is selected from a group consisting of maleated polypropylene, maleated polyethylene, maleated thermoplastic vulcanizate/thermoplastic olefin, or maleated ethylene propylene rubber.
11 . The vehicular weatherseal of claim 1 , wherein the resin matrix includes from approximately 1% to 100% maleated polyolefin.
12 . The vehicular weatherseal of claim 1 , wherein the resin matrix includes from approximately 1% to 100% maleated polypropylene.
13 . The vehicular weatherseal of claim 1 , wherein the resin matrix includes from approximately 1% to 100% maleated polyethylene.
14 . The vehicular weatherseal of claim 1 , wherein the resin matrix includes from approximately 1% to 100% maleated EPDM.
15 . The vehicular weatherseal of claim 1 , wherein the resin matrix includes maleated polyolefin and non maleated polyolefin.
16 . The vehicular weatherseal of claim 1 , wherein the particles have a size between approximately 20 microns to approximately 200 microns.
17 . A method of forming a surface for a vehicular weatherseal, the method comprising:
(a) forming a resin matrix including a maleated polyolefin; and
(b) introducing a plurality of surface roughness forming particles to the resin matrix, the particles formed of a polar material.
18 . The method of claim 17 , wherein introducing the plurality of surface roughness forming particles to the resin matrix includes mixing the plurality of surface roughness forming particles with the resin matrix.
19 . The method of claim 17 , wherein introducing the plurality of surface roughness forming particles to the resin matrix includes embedding the plurality of surface roughness forming particles into the resin matrix.
20 . The method of claim 17 , wherein introducing the plurality of surface roughness forming particles to the resin matrix includes extruding the plurality of surface roughness forming particles with the resin matrix.
21 . The method of claim 17 , wherein introducing the plurality of surface roughness forming particles to the resin matrix includes coextruding the plurality of surface roughness forming particles with the resin matrix.
22 . The method of claim 17 , wherein introducing the plurality of surface roughness forming particles to the resin matrix includes simultaneously extruding the plurality of surface roughness forming particles with the resin matrix.
23 . The method of claim 17 , further comprising introducing the plurality of surface roughness forming particles to the resin matrix after an extrusion of the resin matrix.
24 . The method of claim 17 , further comprising introducing the plurality of surface roughness forming particles to the resin matrix before an extrusion of the resin matrix.
25 . The method of claim 17 , further comprising including maleated polypropylene as the maleated polyolefin.
26 . The method of claim 17 , further comprising including maleated polyethylene as the maleated polyolefin.
27 . The method of claim 17 , further comprising including non maleated polyolefin in the resin matrix.
28 . The method of claim 17 , further comprising sizing the particles to be between approximately 20 microns and 200 microns.
29 . The method of claim 17 , further comprising including maleated EPDM as the maleated polyolefin.
30 . The method as in one of claims 17 - 29 , further comprising forming the particles from at least one of polysulfone, nylon, and polyester.
31 . The method as in one of claims 17 - 29 further comprising forming the resin matrix to be substantially solvent-free.
32 . The method as in one of claims 17 - 29 , further comprising forming the resin matrix to be at least approximately 99% solids.
33 . The method as in one of claims 17 - 29 , further comprising forming the resin matrix on a substrate.
34 . The method as in one of claims 17 - 29 , further comprising extruding the resin matrix on a substrate.
35 . The method as in one of claims 17 - 29 , further comprising coextruding the resin matrix with a substrate.
36 . The method as in one of claims 17 - 29 , further comprising simultaneously extruding the resin matrix with a substrate.
37 . The method as in one of claims 17 - 29 , further comprising bonding the resin matrix to a substrate.
38 . The method as in one of claims 17 - 29 , wherein embedding the particles includes impacting the resin matrix with the particles.