Patent classifications
C08J2323/12
FOAMABLE CROSS-LINKABLE THERMOPLASTIC MATERIAL, CONNECTOR AND MANUFACTURING METHOD THEREOF
A foamable cross-linkable thermoplastic material comprises a matrix polymer of any one or a mixture of two or more of polyethylene (PE), ethylene vinyl acetate copolymer (EVA) and polypropylene (PP), a cross-linking agent, and a foaming agent. A weight ratio of the cross-linking agent to the matrix polymer is 1-5:100. A weight ratio of the foaming agent to the matrix polymer is 1-5:100. A cross-linking foaming temperature of the thermoplastic material is equal to or higher than the melting point of the matrix polymer.
LAYERED BODY, MOLDED ARTICLE, PRINTED-WIRING BOARD AND ELECTROMAGNETIC WAVE SHIELD
A laminate that includes a substrate made of a polyolefin-based resin and is excellent in adhesion between the substrate and a metal plating layer is provided in a simple manner without roughening the surface of the substrate. In addition, a molded article, a printed wring board, and an electromagnetic wave shield using the laminate using the same are provided. Used is a laminate configured such that on a substrate (A) made of a polyolefin-based resin (a), a primer layer (B) containing a polyolefin-based resin (b) that is organic solvent soluble or water dispersible, a metal particle layer (C), and a metal plating layer (D) are sequentially laminated.
Plastics-based manufactured article and processes for forming said article
An oriented polymer composition (OPC) article comprising a body having a length, which is greater than any perpendicular dimension, comprised of an OPC having a softening temperature, the body having an outer surface extending the length of the body, having polymer strands aligned in the lengthwise direction of the body, wherein the length dimension stability is greater than 99% when tested by heating the article for 24 hours at temperatures at least up to and including 71 degrees Celsius after completion of the manufacture of the article and processes for forming said article.
COMPOSITE RESIN MOLDED BODY HAVING SUSTAINED RELEASE PROPERTY OF MEDICINAL AGENT, AND METHOD FOR MANUFACTURING SAME
A composite resin molded body containing: a base resin; and a plurality of fibrous fillers dispersed in the base resin, wherein the plurality of fibrous fillers each contain a volatile medicinal agent, when the composite resin molded body is 100 mass %, a content of the plurality of fibrous fillers each containing the medicinal agent in the composite resin molded body is 10 mass % or more and 99 mass % or less, a part of each of at least one of the plurality of fibrous fillers is exposed on a surface of the composite resin molded body, and at least a part of a surface of each of the plurality of fibrous fillers is coated with a hydrolyzable coating resin.
Fiber reinforced polypropylene compositions
The present invention is directed to granules comprising a fiber reinforced composition (C), said composition comprising a propylene polymer (PP), an elastomeric ethylene copolymer (E) and short fibers (SF). Further, the present invention is directed to an article comprising said fiber reinforced composition (C).
Laminated substrate and method for manufacturing the same
A laminated substrate obtained by laminating a carbon fiber reinforced resin substrate (a) containing a carbon fiber and a thermoplastic resin fiber and a glass fiber reinforced resin substrate (B) containing a glass fiber and a thermoplastic resin, wherein a content of the carbon fiber in the carbon fiber reinforced resin substrate (a) is 20% by mass or more and less than 100% by mass with respect to a total mass of the carbon fiber reinforced resin substrate (a), and the carbon fiber reinforced resin substrate (a) has an elongation percentage of from 20% to 150% at a maximum load point in a MD direction at a temperature of a melting point of a resin constituting the thermoplastic resin fiber+20° C., an elongation percentage of from 20% to 150% at a maximum load point in a TD direction, and a tensile stress of 1.0×10.sup.−3 to 1.0×10.sup.−1 MPa.
Polyolefin-based composition for a lid and methods of making and using
Aspects of the present disclosure relate to a polyolefin composition and processes suitable for use in forming a lid for a hot food or beverage container that has a stiffness comparable to a similar lid made using high impact polystyrene and a density less than water at 23° C.
Method for preparing natural fiber composite material for injection molding by using convergent nozzle heating jig
The present invention relates to a manufacturing method of a natural fiber composite material for injection molding using a reduced nozzle heating jig, and particularly, to a manufacturing method of a natural fiber composite material for injection molding using a reduced nozzle heating jig, which is configured to include: combining natural fibers and synthetic fibers (S1); heat-pressing the combined ply yarn while passing through a reduced nozzle heating jig 100 and melting and pressing the synthetic fibers and fusing the synthetic fibers to the natural fibers (S2); and palletizing the mixed ply yarn (S3).
Foaming particle manufacturing device using polyolefin-based resin particle and method for manufacturing said foaming particle
An expanded particle producing apparatus includes a vessel and a blade stirrer that is located inside the vessel. The blade stirrer comprises a stirrer base and an impeller blade that is attached to the stirrer base. A distance from the bottom of the vessel to the center of the stirrer base (L1) and a depth of the vessel (L2) have a ratio (L1/L2) of 0.01 to 0.2. L1 is measured in a depth direction parallel to L2, and a central axis of the blade stirrer coincides with a central axis of the vessel. The apparatus is configured to produce expanded particles.
POLYMER RECYCLATE PROCESSES AND PRODUCTS
Methods for processing polyolefin recyclates including, but not limited to, polyethylene and polypropylene and compositions therefrom are provided. polyolefin recyclate feedstocks can be visbroken to improve processing characteristics and/or devolatilized to remove waste byproducts to produce processed polyolefin recyclates. Processed polyolefin recyclates are compounded with pre-consumer polyolefins to produce blend compositions having acceptable or even improved processing characteristics. Such pre-consumer polyolefins can also be visbroken to further tailor processing characteristics of such polymer blends. A combination of extruders and/or extruder zones can be used at the same or different locations for visbreaking and/or compounding of both polyolefin recyclate and/or pre-consumer polyolefins.