We Claim
1. A sustainable hydraulic hose comprising:
an inner tube,
a plurality of reinforcement layers disposed outwardly from the inner tube,
5 and
a cover layer disposed outwardly from the reinforcement layer,
wherein the inner tube and cover layer consists of Nitrile (NBR/SBR) based
compounds having a sustainable filler system, a bio sourced plasticizers and
a sulfur or peroxide based curing system, wherein the reinforcement layer
10 comprises a fibre reinforced, or Steel wire reinforced.
2. The hose as claimed in claim 1, wherein the biobased nitrile rubber is used
to prepare hose having less ACN content.
3. The hose as claimed in claim 1, wherein the filler system comprises either
sustainable recycled carbon black, Silica, Calcium carbonate, clay,
15 nanomaterials or combination.
4. The hose as claimed in claim 1, wherein the bio sourced plasticizers for tube
comprises of either Sunflower Oil, Soyabean Oil and epoxidized Soyabean
oil, Castor Oil or combination.
5. The hose as claimed in 1, wherein the sustainable inner tube compound
20 content is 40-80% by weight of the total hose inner tube weight.
6. The hose as claimed in claim 1, wherein the sustainable cover compound
content is 50 - 80% by weight of the total hose cover weight.
7. The hose as claimed in 1, wherein operates in the temperature range between
-25?C to +100?C and is not limited to and can be extended to -40?C to +120?C.
25 8. The hose as claimed in 1, wherein operates between 4.0MPa to 40.0MPa for
wire reinforced braid for sizes having internal diameter ranging from 6.4mm
to 51mm
13
9. The hose as claimed in 1, wherein operates between 2.1MPa to 2.8MPa for
textile reinforced braid for sizes having internal diameter ranging from
6.4mm to 19.0mm.
10. A sustainable hydraulic hose composition comprising:
5 an inner tube, wherein the tube consisting of Biobased Nitrile rubber
(Mid/Low ACN Content) with about 70 – 100 PHR, Biograde SBR 1502
with 0 – 30 PHR, ZNO Acti