Patent File 234 Eco- Drinking Straw

No. Patent number Title Abstract
1 CN108634745A Disposable coated paper straw The invention provides a disposable coated paper straw. The disposable coated paper straw is formed by rolling a sheet into a tubular shape, wherein the sheet is a coated paper tape made of coated paper, the coated paper comprises a paper base layer (11) and a coated layer, and the coated layer is located at least at the outer side of the paper base layer (11); the straw is provided with an interface edge (15), and the interface edge (15) is formed by splicing the overlapping portions of the two side edges of the coated paper tape in the longitudinal direction. The disposable coated paper straw not only has degradability and is conductive to environmental protection, but also can maintain the strength of the straw for a long time.
2 JP2011208040 Composition for biodegradable straw and biodegradable strawmanufactured by using the same PROBLEM TO BE SOLVED: To provide a tubular molded product that is excellent in rigidity and shape retention when softened by heating and exerts high processability.SOLUTION: A straw 1 serving as an example of the tubular molded product is composed of a biodegradable resin comprising: 50-75 wt.% of an aliphatic polyester or an aliphatic-aromatic copolyester as a first component; 15-45 wt.% of an aliphatic polyester or an aliphatic-aromatic copolyester having a flexural modulus lower than that of the first component as a second component; and 5-25 wt.% of an inorganic filler as a third component.
3 KR101984271B1 Composition for biodegradable straw and biodegradable strawmanufactured by using the same The present invention relates to a biodegradable straw composition and a biodegradable straw prepared by using the same, wherein the biodegradable straw composition includes casein and paper powder, which are natural materials, as main components, thereby providing biodegradability to minimize environmental pollution and use for a long time. Even if the shape is small, the shape of the drink can be maintained and the original taste can be felt.
4 US20150190004 Stainless steel beverage pipette A stainless steel beverage pipette, exclusively used for having a drink, has a solid body made of stainless steel. The external diameter of said solid body is 5 mm-15 mm. A through-hole is formed within the solid body. A top opening and a bottom opening with flat notch are set at both ends of said solid body. The inner and outer edges of said top and bottom openings are fitted with filleted corners, such that the cross sections of said top and bottom openings are of a semi-circular shape. The stainless steel beverage pipette is free of plasticizers ingredients, and is characterized by reusability, excellent durability and simple structure, and can thoroughly resolve the problems of the conventional plastic pipette, and improve the hygiene and food security with better applicability.
5 US20180160831 Washable straw The present invention relates to a washable straw and, more specifically, to a straw capable of being washed after being used for drinking a beverage, by sealing or opening the lateral side of a side body by circularly rolling side bodies, connected by connective joints, or an integrally formed side body. The washable straw includes: side bodies having a predetermined thickness, and formed so as to be long in the vertical direction; connective joints made of a flexible material, and allowing the side bodies to be rolled by joining the side bodies; and a detachment means provided at both of the outermost side bodies among the side bodies connected by the connective joint so as to detach both side bodies, wherein a closely adhered state in which both side bodies overlap by rolling the plurality of side bodies is maintained.
6 US20180192803 Edible straw for drink consumption The present invention relates to a straw made of an edible material for drink consumption comprising the following ingredients: water, gelling agent, sugar, a stabilising or thickening agent, and a plasticising or humectant agent. The present invention also relates to a method for obtaining the edible straw as well as to the straw obtained thereby and its use for drink consumption.
7 US20180235390 Recyclable Compostable Disposable Straws Fabricated From Rapidly Renewable Resources The invention provides improved straws, which are formed from paperboard sheets comprised of rapidly renewable resources and are recyclable, biodegradable and compostable. The paperboard sheets are comprised of bamboo, bagasse, reed or any combination or singularity thereof.
8 US20190038058 Reusable straw assembly An assembly and method for the use and cleaning of a reusable straw is provided. The assembly includes an inner and outer member which, when fitted together, form the straw. Each member has a tab at one end to inhibit the member from falling out of a dishwasher while the member is being washed. Each member includes a gap in its tubal shape. The gap runs along its longitudinal length. The gap allows for better access to its interior for cleaning and disinfecting. In operation, the inner member translates inside the outer member in preparation for use. The inner member translates out of the outer member in preparation for cleaning.
9 US20190246823 Environmentally-friendly fiber straw structure An environmentally-friendly fiber straw structure includes a straw body made of an environmentally-friendly fiber material. The straw body has an inlet and an outlet at two ends thereof and a circular section having a circular cross-section between the inlet and the outlet. From the circular section to the outlet forms a first tapered section at a first inclination so that the outlet has an approximately elliptical shape. When in use, the mouth of a user sucks the outlet of the straw body for drinking a beverage, the first tapered section corresponds in shape to the mouth, thereby avoiding rotation of the straw body, reducing a gap between the mouth and the straw body.
10 US20190307274 Paper straw A paper straw for drinks is revealed. The paper straw includes a base material formed by a paper strip made from calcium carbonate. The base material is wound around an axis of a roller shaft obliquely and overlapped to form a hollow spiral tube whose two ends are communicated. Overlapped portions one over the other on the base material of the spiral tube are tightly connected. The paper straw that is environmentally sustainable, degradable and convenient to use can replace the plastic straw. The paper straw has premium quality and high performance.
11 US20190313819 Paper Drinking Straw A paper drinking straw is provided with an elongated member of paper having two short sides and two long sides wherein one long side includes a first joining strip and the other long side includes a second joining strip; a piercing segment at a position of the first joining strip superimposed on the second joining strip; and a cutting segment at one short side and including a first cutting edge connected to one long side, a second cutting edge connected to the first cutting edge and inward inclined relative to the first cutting edge, a third cutting edge connected to the second cutting edge and outward inclined relative to the first cutting edge, and a fourth cutting edge interconnected to the third cutting edge and the other long side. The first joining strip is superimposed on the second joining strip and secured thereto to form the paper drinking straw.
12 US20190343312 Plastic tipped biodegradable straw A straw includes a body having a tube shape with an open top end and an open bottom end leading into the hollow tube. The body is made of a biodegradable paper material. The straw further includes a tip having a tube shape with a top portion having an open top end and a bottom portion having an open bottom end both leading into the hollow tube. An adjustable portion is disposed between the top portion and the bottom portion. The tip is made of a plastic material. The open bottom end of the tip is coupled to the open top end of the body, fluidly connecting the body 16 to the tip.
13 US20190380520 Disposable coated paper straw The invention provides a disposable coated paper straw formed by rolling one or more sheets. In the straw each one of the one or more sheets is a coated paper strip made of a coated paper which comprises a first paper-base layer and a first coating layer. The first coating layer is located at least at an exterior side of the first paper-base layer. The straw further contains an interface edge which is joined by overlapping portions of the one or more sheets in the longitudinal direction. The first coating layer is made from degradable resin. The straw provided by the present invention is not only degradable, which is environmentally friendly, but also it can maintain the strength of the straw over a long period of time.
14 US20200000259 Three-layer composite paper straw and method for producing the same A three-layer composite paper straw and a method for producing the same are revealed. Basically the paper straw is made from composite paper with three layers of composite paper spirally wound and adhered in a staggered and overlapping manner. A first layer of paper, a second layer of paper and a third layer of paper of the three layers of composite paper form the outermost layer, the intermediate layer and the inner layer of the paper straw respectively. The first and the third layers of paper are stone paper while the second layer of paper is long fiber pulp paper. The three layers of paper are stacked on top of one another in turn with the long side thereof overlapping like tiles and then adhered to one another. The paper straw is eco-friendly, recyclable, with good structure strength and easy to produce.
15 US20200009759 Method for making wooden straws and molding set for making the wooden straws A method for making wooden straws from a solid wood stick includes a step of providing a solid wood stick; a step of clamping the solid wood stick by a molding set, and two ends of the solid wood stick protruding beyond the molding set, and a step of drilling an axial passage through the solid wood stick by at least one machining unit to form a wooden straw. The wooden straws are bio-degradable and durable. The wooden straws do not affect beverage taste and can be manufactured in mass production. The molding set for making the wooden straws includes two dies and each die includes a groove. The solid wood stick is accommodated in the two respective grooves. At least one machining unit is used to drill an axial passage through the solid wood stick to form the wooden straw.
16 US20200015612 Biodegradable drinking straw A biodegradable drinking straw is made of plant fiber powder and at least one polymer. The at least one polymer is polylactide (PLA), polybutylene succinate (PBS), or polypropylene (PP). As an alternative of drinking straws made of traditional plastic materials, the biodegradable drinking straw when buried in landfills can be degraded by microorganisms and decay, eventually becoming a part of the nature again. Besides, the biodegradable drinking straw is made of neither non-petrochemical materials nor silica, so its production avoids excessively consuming the finite resources, thereby being contributive to energy conservation and environmental protection.
17 US20200022516 PAPER STRAW AND METHOD FOR MAKING THE SAME A method for making a paper straw and includes a step of applying anti-bacterial and water-proof layer to both sides of a paper sheet; a step of flatting or scrolling the paper sheet to be round and tubular, and two sides of each paper sheet being overlapped to each other; a step of pressing and adhering the overlapped portion to form initial type of a paper straw; a step of drying the initial type of the paper straw to solidify the water-proof layer, and a step of cutting the initial type of the paper straw into multiple sections. The paper straw of the present invention is anti-bacterial, water-proof and is not deformed in liquid or beverage.
18 US8579148 Cover and straw for use with a container A reusable straw includes a first part having a hollow elongated body that has a first end and an opposing second end and a second part having a hollow elongated body that has a first end and an opposing second end. The second part has a width that allows the first part to be received within a hollow interior of the first part. A first coupling member is formed along an inner surface of the first part proximate the first end; and a second coupling member is formed along an outer surface of the second part at the first end thereof. The first and second coupling members mate together to securely and sealingly couple the second part to the first part. The first coupling member is either a male member or a female member and the second coupling member is complementary and is the opposite member.
19 US8915454 Drinking straws having environmentally-friendly wrappers and methods therefor A drinking straw includes a tube having an upper end including a first opening, a lower end including a second opening, and an outer wall extending between the upper and lower ends. A wrapper covers the tube and a securing element permanently attaches the wrapper to the outer wall of the tube. The wrapper is adapted to be opened for exposing the first and second openings of the tube while the securing element maintains the attachment of the wrapper to the tube. The outer wall of the tube has an inner surface, whereby at least two opposing sections of the inner surface of the outer wall are joined together for forming a bifurcated opening adjacent an end of the tube. The bifurcated opening defines a total area that is smaller than the area of the opening at the opposite end of the tube.