C08J2423/00

Film laminate and interior trim part for motor vehicles
11951715 · 2024-04-09 · ·

The invention relates to a film laminate, including at least one compact decorative layer with a lacquer layer on the upper side and with a foam layer on the underside, where the density of the foam layer is more than 500 kg/m.sup.3. The invention further relates to the use of said film laminate for the coating of components for the interior trim of motor vehicles and to interior trim parts of motor vehicles provided with said film laminate. The foam layer is based on a composition which includes from 15 to 60 parts by weight of at least one thermoplastic vulcanizate, from 15 to 35 parts by weight of at least one high melt strength polyolefin, and from 30 to 60 parts by weight of at least one low density polyethylene (LDPE).

MOLDED BODY, METHOD OF PRODUCING THE SAME, AND RECYCLING METHOD

A molded body includes a non-foamed design layer, a foamed intermediate layer, and a non-foamed back layer, laminated in this order and formed of a first, second, and third resin compositions, respectively. The first, second, and third resin compositions contain a polyolefin as a main component. The first resin composition is an impact-resistant resin composition including a polyolefin, a polyamide, and a polyolefin-based modified elastomer having a reactive group reactive with the polyamide. A method of producing the molded body includes disposing a first support layer to serve as the design layer and a third support layer to serve as the back layer so as to be spaced apart from and face each other, interposing the second resin composition provided with foamability in a gap between the first and third support layers, and forming the intermediate layer by expanding the gap while causing the second resin composition to foam.

POLYPHENYLENE SULFIDE RESIN COMPOSITION AND METHOD OF PRODUCING SAME
20240174858 · 2024-05-30 ·

A polyphenylene sulfide resin composition includes 100 parts by weight of a polyphenylene sulfide resin (A) having a melt viscosity of more than 200 Pa.Math.s at a temperature of 310? C., a ratio L/D of an orifice length L to an orifice diameter D of 10 and a shear rate of 1,216/s, and 3 parts by weight to 25 parts by weight of an olefinic elastomer resin (B), which are mixed with each other, wherein the melt viscosity at the temperature of 320? C., the ratio L/D of the orifice length L to the orifice diameter D of 40 and the shear rate of 4,700/s is 120 Pa.Math.s or more and 200 Pa.Math.s or less, and a weight loss on heating is 0.8% by weight or less when heated in an air atmosphere at the temperature of 320? C. for 2 hours.

POLYESTER FILM AND METHOD OF MANUFACTURING POLYESTER FILM
20190176503 · 2019-06-13 ·

Provided are a polyester film and a method of manufacturing the polyester film. A polyester film has a base film and at least one image receiving layer which is disposed on at least one surface of the base film, the base film contains a polyester and titanium oxide particles, the mass-based content of the titanium oxide particles in the base film satisfies Formula 1 on the assumption that the thickness of the base film is T m, a surface roughness standard deviation Rq is 0.01 m to 0.12 m, a cross section in a thickness direction orthogonal to a plane direction of the base film has voids whose average area per void is 0.01 m.sup.2/void to 0.10 m.sup.2/void, and a surface roughness standard deviation Rq of an outermost surface of the image receiving layer is 0.01 m to 0.1 m.

Crosslinked polyolefin foam sheet with exceptional softness, haptics, moldability, thermal stability and shear strength

A method of making a foam composition includes blending a composition including (i) about 15 to about 75 parts by weight of an olefin block copolymer with a controlled block sequence having a melt flow index of about 0.1 to about 15 grams per 10 minutes at 190 C. and a melting temperature of at least about 115 C., (ii) about 25 to about 85 parts by weight of at least one polypropylene based polymer having a melt flow index from about 0.1 to about 25 grams per 10 minutes at 230 C., (iii) a crosslinking monomer and (iv) a chemical blowing agent to produce a blended composition; crosslinking the blended composition to obtain a crosslinked composition having a crosslinking degree of about 20 to about 75%; and foaming the crosslinked composition at an elevated temperature to obtain a foam composition having a density of about 20 to about 250 kg/m.sup.3.

Photostabilizer master batch and method for manufacturing same
10246563 · 2019-04-02 · ·

Provided are: a photostabilizer masterbatch in which the problems of the occurrence of blocking over time due to the effect of temperature fluctuations in the environment and the difficulty in handling due to the resulting solidification in aggregates are overcome; and a method of producing the same. The photostabilizer masterbatch is obtained by adding and mixing 80 to 300 parts by mass of (B) a hindered amine compound represented by the following Formula (1) with respect to 100 parts by mass of (A) a silica produced by a wet process and subsequently further adding and mixing 5 to 50 parts by mass of (C) a silica produced by a dry process: ##STR00001## (wherein, R.sup.1 represents a hydrogen atom, a hydroxy group, an alkyl, hydroxyalkyl, alkoxy or hydroxyalkoxy group having 1 to 30 carbon atoms, or an oxy radical; and R.sup.2 represents an alkyl group having 1 to 30 carbon atoms, an alkenyl group having 2 to 30 carbon atoms, or a group represented by the following Formula (2)) ##STR00002## (wherein, R.sup.3 represents the same as R.sup.1 in the Formula (1)).

Injection-foamable styrenic monomer-diolefin copolymer, a method for the preparation thereof and use thereof

A styrenic monomer-diolefin copolymer comprises polystyrenic monomer micro-blocks and polydiolefin micro-blocks, in which the content of styrenic monomer units is 10-80 wt %, the ratio of diolefin units of 1,2-structure is less than 30% in the total diolefin units, and the number-average molecular weight (Mn) of the copolymer is 25,000-500,000. The preparation methods and uses in foam products thereof are also disclosed.

Biocomposite and/or biomaterial with sunflower seed shells/husks

The invention relates to a biomaterial and/or a biocomposite based on sunflower seed shells/husks. According to the invention, it is proposed that sunflower seed shells/husks are used instead of wood, bamboo or other wood-like fiber products as the original material for the biocomposite products and are used for the production of such products in order to improve the previous biomaterials, and in particular also to design said materials for improved cost efficiency and to improve their material properties.

COMPOSITION FOR MANUFACTURING SHEET MOLDING COMPOUNDS
20240287287 · 2024-08-29 · ·

A composition is made that is suitable for the manufacturing of sheet molding compounds, and a method for preparing the composition is developed. A method for making an article using the composition is developed, and an article with the composition, at least one such article being a mobility device, is made. The viscosity of a liquid mixture comprising an unsaturated polyester and at least one hollow glass body is controlled with at least one silane, a hydrolysate, an oligomer, and/or a polymer thereof.

Method for the preparation of PLA bead foams

The present invention relates to a method for the preparation of PLA beads, more particularly expanded PLA bead foams. In addition, the present invention relates to a method for the preparation of moldings by sintering PLA beads. The method comprises the following steps: A) providing unfoamed PLA pellets, B) heating said unfoamed PLA pellets to an annealing temperature and saturating with a blowing agent, C) maintaining said PLA pellets on the annealing temperature and saturating with said blowing agent, D) depressurizing and cooling the saturated PLA pellets of step C) to room temperature to form expanded PLA bead foams.