1344results about How to "Achieve recyclability" patented technology

An apparatus has a communications device associated therewith. In another aspect of the present invention, a pallet is made from thermoformed polymeric sheets with an attached communications device. A further aspect of the present invention provides a radio frequency identification device attached to an apparatus. In still another aspect of the present invention, a communications device is incorporated into one or more sheets of a pallet or other container prior to forming. Methods of making and using a thermoformed pallet and container, having a communications device, are also provided.

The present invention relates to a sinter powder composed of polyamide which also comprises metal salts of weak acids, in particular metal carbonates, and fatty acid derivatives, in particular fatty acid esters or fatty acid amides, to a process for laser sintering, and also to moldings produced from this sinter powder. The moldings formed using the powder of the invention have marked advantages in appearance and in surface finish when compared with conventional products, especially when recyclability in the selective laser sintering (SLS) process is taken into account. Moldings produced from recycled sinter powder of the invention moreover also have markedly improved mechanical properties when compared with moldings based on recycled conventional nylon-12 powders, in particular in terms of modulus of elasticity and tensile strain at break. These moldings also have a density approaching that of injection moldings.

The method of the present invention for producing a urethane-based thermoplastic elastomer composition foam comprises the steps of:

• • adding and mixing 0.1 to 30 parts by weight of carbon dioxide (B) to 100 parts by weight of a urethane-based thermoplastic elastomer composition (A) in a molten state, wherein said urethane-based thermoplastic elastomer composition (A) comprises a urethane-based thermoplastic elastomer (A-1) and other thermoplastic elastomer (A-2) in an (A-1)/(A-2) ratio of 20/80 to 99/1 by weight, to form a molten urethane-based thermoplastic elastomer composition (C) which is in a state of a mixture of the urethane-based thermoplastic elastomer composition (A) and the carbon dioxide (B) (gas dissolving step); and
  • lowering a temperature of said molten urethane-based thermoplastic elastomer composition (C) (cooling step).

The present invention can produce the urethane-based thermoplastic elastomer foam of stable quality over a range from low foamed product to highly foamed product by adding a given quantity of carbon dioxide in the molten urethane-based thermoplastic elastomer quantitatively and stably. It can also produce the foam excellent in flexibility, thermal insulation and surface appearances. It is also excellent in safety, because of use of carbon dioxide in place of the common foaming agent of fluorochlorohydrocarbon or butane, thus causing no air pollution or destruction of the ozone layer.

A mounting structure formed on a plate-like member and for mounting the plate-like member to a trim panel for a vehicle, the mounting structure comprises an approximately T-like shape in cross section. A trim assembly for a vehicle comprises: a plate-like member; a cushion member disposed on the plate-like member; and a top cover covering the whole cushion member, wherein peripheral portions of which are secured to peripheral portions of the plate-like member; wherein a mounting structure comprising an approximately T-like shape in cross section, for mounting the trim assembly to a trim panel for a vehicle is formed on the plate-like member.

The invention discloses a stent of an artificial valve displacement device. The stent is in a mesh cylindrical structure formed by an aorta stent, a valve stent and an outflow channel stent which are sequentially connected. Three hollow-out areas are distributed on the side wall of the valve stent and respectively correspond to the top ends of three valves during opening. At least two fixed lugs are arranged on the top edge of the aorta stent. The heights of the top edges of the fixed lugs are different from each other. The shape of a hollow-out area is round, oval or diamond. The artificial valve displacement device can be used for displacing a pathological heart valve without a surgical operation, passes through blood vessels during displacement and is transplanted into the heart through femoral artery; and the heart and the aorta are incised without the operation. It is convenient to transplant, has long service life and favorable positioning effect, not only reduces the difficulty of the operation, but also realizes the recovery.

The invention relates to a method for preparing a magnetic nanometer ferroferric oxide-graphene composite catalyst, which includes steps of: 1) dispersing graphite oxide in ethanol and water system; 2) respectively mixing soluble trivalent ferric salt and divalent ferric salt in ethanol; 3) mixing and stirring systems obtained in step 1) and step 2); 4) heating reaction system of 3) at temperature of 50 DEG C to 90 DEG C, and adjusting pH to be 9-11 for reaction by adding ammonia water; and 5) performing magnetic separation on products of step 4), washing through deionized water, and obtaining magnetic nanometer ferroferric oxide-graphene composite catalyst. The method provides a simple and practical coprecipitation method for preparing the nanometer ferroferric oxide-graphene composite catalyst which is uniform in particular sizes, even in dispersing and good in magnetism. The nanometer ferroferric oxide-graphene composite catalyst prepared by the method has excellent catalytic activity and is easy in preparing process and environment-friendly.

The invention discloses a dynamic polymer material. The dynamic polymer material comprises a product obtained through reaction of the following components: at least one polyol compound containing two or more 1,2-diol motifs or 1,3-diol motifs as well as at least one phenylboronic acid compound containing two or more phenylboronic acid motifs provided with aminomethyl groups in ortho-positions. Dynamic reversible phenylborate bonds are formed through the reaction of the components and then constitute a dynamic cross-linked polymer. The polymer material has reusability and recoverability because of the dynamic reversibility of the special phenylborate bonds; besides, when the polymer material adopting a specific formula receives external force, dynamic bonds break preferentially to have energy dissipation and stress elimination functions, so that the material has good toughness. The material has broad application prospect in the fields of military space equipment, functional paint and coatings, biomimetic materials, biomedical materials and the like.

The invention discloses a method for preparing a seaweed cellulose aerogel oil absorption material and relates to a method for preparing an oil absorption material. The method comprises the following steps: I, purifying seaweed cellulose; II, preparing seaweed nano cellulose microfibril in a mechanical colloid milling mode; III, preparing seaweed cellulose aerogel; and IV, performing hydrophobic modification on the seaweed cellulose aerogel. The seaweed cellulose aerogel oil absorption material prepared by using the method is natural and pollution-free and has the advantages of high oil absorption efficiency, , good strength, simple secondary treatment and the like, and is an important development direction of novel aerogel oil absorption materials.

A thermoplastic elastomer exhibiting high recyclability and oil resistance as well as excellent mechanical strength, and in particular, excellent resistance to compression set is provided. The thermoplastic elastomer is comprising an elastomeric polymer having epoxide, hydroxy group, and a nitrogen-containing heterocycle, wherein the nitrogen-containing heterocycle is bonded to backbone of the elastomeric polymer through nitrogen atom or oxygen atom.

The objects of the present invention are to provide thermoplastic elastomers which retain an excellent recyclability while also having an excellent mechanical strength, particularly an excellent compression set, and to provide thermoplastic elastomer compositions which include such thermoplastic elastomers. These objects are achieved by the thermoplastic elastomers and thermoplastic elastomer compositions described below. One thermoplastic elastomer of the present invention is a hydrogen-bondable thermoplastic elastomer composed of an elastomeric polymer having, on side chains, carbonyl-containing groups and imidazole rings, which rings bear a hydrogen atom on a nitrogen atom and also bear an alkyl, aralkyl or aryl group. Another thermoplastic elastomer of the present invention is a thermoplastic polymer having side chains of a given structural formula that contain a carbonyl group and an imino group. The inventive thermoplastic elastomer compositions are compositions which include such thermoplastic elastomers.

A current collector of a battery includes a reticulated substrate having a circuitous network of pores and a metal applied to at least a portion of the reticulated substrate. The reticulated substrate may be a non-metal foam substrate, such as, for example, a carbon foam substrate, a reticulated vitreous carbon substrate or a graphite foam substrate.

The invention discloses a method for preparing bisphenol A molecular imprinting polymer, comprising the following procedures: dissolving template molecule bisphenol A and functional monomer according to the mol ratio of 1.5:1 to 2:1 into acetonitrile solution which is no less than 10ml with 10 to 15 crosslinking agent and initiator of catalytic amount to prepare mixed liquor; the mixture liquor is churned up at 55 to 70 DEG C to polymerize for 12 to 24 hours and then white powdery polymer is generated; synthesizing fine white powdery polymer using mixed solution of methanol and acetic acid as extracting solution, removing the template molecules and then extracting acetic acid molecules using pure methanol; after extracting, the polymer is arranged in vacuum drying chamber to dry until reaching balancing weight and then bisphenol A molecular imprinting polymer is obtained. The invention has advantages that the prepared bisphenol A molecular imprinting polymer has special adsorption for bisphenol A molecular in cosmetic samples which can rapidly, delicately and accurately concentrate and purify the cosmetic samples in an efficient way; the rate of recovery is high, the reproducibility is good and the sensitivity is high.

A process for reclaiming sulfur-cured, vulcanized rubber by combining finely ground scrap vulcanized rubber within a specialized, twin-screw extruder capable of providing strong shearing and just-on-time mixing; adding a reclaiming agent to the extruder; and masticating the rubber scrap and reclaiming agent within the extruder until the rubber scrap is devulcanized. The present invention also discloses a unique composition of reclaiming agent, which preferably includes the following compounds: accelerators TBBS, ZMBT, MBT, and TMTM; activators zinc oxide and stearic acid; and zinc salts of fatty acids and sulfur. The reclaimed rubber is suitable for use in producing high-grade, rubber products without adding a binder, or for combining with fresh rubber compounds to produce high-specification rubber products.

There are provided a steel for warm working, to be subjected to warm working as various structures, components of cars, and the like, a warm working method thereof, and a steel material and a steel component obtainable from the warm working method.

[Solving Means] A steel is to have a particle dispersion type fiber structure formed in the matrix by warm working. The steel is characterized in that the total amount of the dispersed second-phase particles at room temperature is 7×10⁻³ or more in terms of volume fraction, and the Vickers hardness (HV) is equal to or larger than the hardness H of the following equation (2):

H=(5.2−1.2×10⁻⁴λ)×10²  (2)

when the steel is subjected to any of annealing, tempering, and aging treatments in the as-unworked state under conditions such that a parameter λ expressed by the following equation (1):

λ=T(log t+20)(T; temperature(K), t; time(hr))  (1)

is 1.4×10⁴ or more in a prescribed temperature range of 350° C. or more and Ac1 point or less. This steel is taken as the steel for warm working.

The invention relates to a food packaging (1), for instance a food tray, having a base and side walls (4, 5) from a dimensionally stable moulded fibre layer for providing rigidity to said packaging and enclosing at least one inside volume, a polymer foil layer laminated to said moulded fibre layer, and de-stacking notches (13) within the circumference of and adjacent to, a circumferential rim (7), for preventing the outside of said food packaging touching the inside of another, identical food packaging when it is stacked in the food packaging.

A foam pad comprising a surface to which a trim cover can be secured, the surface comprising a channel having a width of up to about 15 mm. Disposed in the channel is one of a male portion or a female portion of a releasably engageable male-female trim cover attachment system. A trim cover having the other of the male or female portion attached thereto may be readily attached to the foam pad. A process and a mold for producing the foam pad are also described. The foam pad is particularly useful as a component of a vehicular seat system (e.g., seat bottom, seat back and the like).

An organohalide-flame retardant polymer containing as a stabilizer blend:a) an acid scavenger, for example a hydrotalcite or an amorphous basic aluminum magnesium carbonate;b) a heat stabilizer comprising an organotin compound; andc) a polyhydroxyaliphatic costabilizer.

This present invention relates to a chemically stable hollow spherical covalent organic framework having mesoporous walls with high surface area and a process for synthesis thereof. Further the immobilization and adsorption ability of the said COF's is disclosed in the present invention.