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US 2021/0277541 A1Published application
Composite yarn
OwnerChun Wei Lininventor
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Abstract
Provided is a composite yarn. The composite yarn includes a core and a sheath. The core is made of a thermoplastic material; wherein the thermoplastic material is selected from a group consisting of: a polyester, a polyamide, a polyacrylonitrile and any combination thereof. The sheath formed around the core is made of a cladding material, and the cladding material comprises polyvinyl butyral; wherein the polyvinyl butyral has a melt flow rate ranging from 2 g/10 min to 35 g/10 min; the melt flow rate is measured by a standard method ASTM D1238 at 190° C. with 2.16 kg load.
Claims12
A composite yarn, comprising:
- a core which is made of a thermoplastic material;
- wherein the thermoplastic material is selected from a group consisting of:
- a polyester, a polyamide, a polyacrylonitrile and any combination thereof;
- and
- a sheath which is formed around the core;
- wherein the sheath is made of a cladding material, and the cladding material comprises polyvinyl butyral;
- wherein the polyvinyl butyral has a melt flow rate ranging from 2 grams per 10 minutes to 35 grams per 10 minutes;
- the melt flow rate is measured by a standard method ASTM D1238 at 190° C. with 2.16 kilograms load.
5 more elements
Dependencies are inferred from the claim text.