B29C2045/0079

Golf ball having non-planar parting line

The present invention is directed to a golf ball having a non-planar parting line on its spherical surface.

Method for manufacturing main body of faucet
09783965 · 2017-10-10 ·

A method for manufacturing a main body of a faucet comprises separately molding a base body in which a valve V is installed, a first part in which a hot water passage and connecting portion are formed, a second part in which the cold water inlet and a connecting portion are formed, and a third part in which a water discharge port and connecting portion are formed, the base body and three parts being formed of a composition of ABS resin and glass fibers and combining the base body with the connecting portions of the three parts; integrating the base body and three parts into a main body of a faucet by overlaying the surfaces of the combined main body with ABS resin molten at temperate of 190° C. to 210° C. by injection molding process; and plating nickel-chromium on the exterior of the main body for protection of external molding portion.

Prism, Prism Production Method, Mold, And Sensor Chip
20170276604 · 2017-09-28 ·

A prism (1090) is configured from a dielectric medium and is used in analysis using surface plasmons. The prism (1090) is provided with an incidence surface (1170) on which excitation light from outside is incident, a reflection surface (1172) on which excitation light having entered the incidence surface (1170) is reflected, an emission surface (1174) from which excitation light reflected by the reflection surface (1172) is emitted, and an opposing surface (1175) opposing the reflection surface (1172). A gold film (1092) is formed on the reflection surface (1172). The opposing surface (1175) has a sink-mark surface (1200), and the sink-mark surface (1200) is a transparent surface.

Structure, wireless communication device and method for manufacturing structure
09736944 · 2017-08-15 · ·

A first resin layer (1) has: a covered region which is covered by a second resin layer (2) and an exposed region (1a); a contact part (1b) which is provided in the exposed region (1a); and a bend part (1c) which is provided between (a) a boundary between the covered region and the exposed region (1a) and (b) the contact part (1b).

Microneedle chip and manufacturing method thereof

A microneedle chip and manufacturing method. The method comprises injecting, into a female mold, a fluid needle liquid, wherein forming cavities matching the shapes of needles of a microneedle chip are provided at the female mold and form a cavity array, injection inlets are provided at a surface of one side of the female mold, and air ejection openings are provided at a surface of another side of the female mold to form an air ejection surface; covering the air ejection surface of the female mold using a breathable film, and during injection, passing a gas through the breathable film so as to retain the liquid inside the forming cavities; curing the fluid needle liquid to form the microneedle chip, and demolding to obtain the same. By employing the air ejection openings and the breathable film, a liquid is retained while ejecting a gas, providing a favorable micro-injection effect.

Kneading apparatus, method for producing thermoplastic resin molded product, and foam injection molding method

A kneading apparatus for a thermoplastic resin, includes: a plasticizing cylinder which has a high pressure kneading zone and a pressure reduction zone; a screw in the plasticizing cylinder; a downstream side seal mechanism which shuts off communication between the high pressure kneading zone and the pressure reduction zone; and a pressure reduction zone pressure adjusting mechanism which is connected to the pressure reduction zone and which controls a pressure of the pressure reduction zone so that the pressure is not less than an atmospheric pressure and the pressure is not more than a maximum pressure of the high pressure kneading zone that is achieved when kneading a molten resin with a pressurized fluid, when the downstream side seal mechanism shuts off the communication between the high pressure kneading zone and the pressure reduction zone.

Thermoplastic resin composition, method of preparing the same, and molded part manufactured using the same
11236224 · 2022-02-01 · ·

Disclosed are a thermoplastic resin composition, a method of preparing the same, and a molded part manufactured using the same, wherein the thermoplastic resin composition includes a-1) 1 to 30% by weight of a first graft polymer obtained by graft-polymerizing an aromatic vinyl compound and a vinyl cyanide compound onto a conjugated diene rubber having an average particle diameter of 0.05 μm or more and less than 0.2 μm; a-2) 5 to 45% by weight of a second graft polymer obtained by graft-polymerizing an aromatic vinyl compound and a vinyl cyanide compound onto a conjugated diene rubber having an average particle diameter of 0.2 to 0.5 μm; b) 50 to 80% by weight of an aromatic vinyl compound-vinyl cyanide compound copolymer; and c) 1 to 10% by weight of a (meth)acrylic acid alkyl ester polymer.

Active energy ray-curable resin composition, resin molded article, and method for producing resin molded article

An active energy ray-curable resin composition which contains (A) inorganic oxide particles each having an organic functional group on the surface, (B) a siloxane oligomer which has at least one functional group selected from the group consisting of a (meth)acryloyl group, an epoxy group and a vinyl group, while having a weight average molecular weight of 200-3,000, (C) a polyfunctional (meth)acrylate having a specific structure, (D) a urethane (meth)acrylate having two or more (meth)acryloyl groups in each molecule, and (E) an ultraviolet absorbent.

MANUFACTURING METHOD OF THE REFLECTOR
20220234268 · 2022-07-28 · ·

Provided is a manufacturing method of a reflector which is capable of optimally controlling light distribution and suppressing attachment of foreign substances on a surface from which light is reflected, due to the static electricity, and includes (a) injecting a plastic injection product through a mold having an inner surface which is subject to a lapping process; (b) cleaning a surface of the plastic injection product with an ultrasonic wave to remove foreign substances; (c) performing a plasma surface treatment to improve adhesiveness of the plastic injection product cleaned with the ultrasonic wave; (d) depositing an aluminum thin film above the plastic injection product; and (e) performing top coating which is formed as an antistatic layer, on the plastic injection product on which the aluminum thin film is deposited.

METHOD FOR MANUFACTURING DECORATIVE MOLDED BODY AND METHOD FOR MANUFACTURING PROCESSED PRODUCT USING DECORATIVE MOLDED BODY

The disclosure provides a method for manufacturing a decorative molded body and a method for manufacturing a processed product using the decorative molded body. The method for manufacturing the decorative molded body includes: a film preparation step of molding a decorative film in a planar shape; a molding preparation step of, in a mold, disposing a transparent layer as an insert and disposing the decorative film of the planar shape; and a film forming step of, while supplying in the mold a material of a molded layer and molding the molded layer, forming the decorative film to follow an unevenness of a back surface of the transparent layer.