C08L2205/05

Anti-fouling coatings
11059990 · 2021-07-13 · ·

A UV curable composition for forming a polymeric coating on a substrate as described may include an optically clear colorless UV curable base comprising a combination of one or more multifunctional polymer precursor and a fluorinated polymer precursor. One or more of the multifunctional polymer precursor and fluorinated polymer precursor may comprise a non-charged electrically conductive site sufficient to disperse a static charge from the surface of the polymeric coating.

Low-dielectric rubber resin material and low-dielectric metal substrate

A low-dielectric rubber resin material and a low-dielectric metal substrate are provided. The rubber resin material includes a low-dielectric rubber resin composition and inorganic fillers. The low-dielectric rubber resin composition includes: 5 wt % to 40 wt % of a liquid rubber, 20 wt % to 70 wt % of a polyphenylene ether resin, 5 wt % to 30 wt % of a bismaleimide resin, and 20 wt % to 45 wt % of a crosslinker. A molecular weight of the liquid rubber ranges from 800 g/mol to 6000 g/mol. An iodine value of the liquid rubber ranges from 30 g/100 g to 60 g/100 g.

SEALING FILM SUITABLE FOR FOOD PACKAGING AND PREPARATION METHOD THEREOF

A sealing film suitable for food packaging is disclosed, which adopts the following solution. The sealing film comprises, in sequence, a PET layer, a VMPET layer and a PE layer from outside to inside, wherein the PE layer comprises 100-110 parts of PE, 15-20 parts of EVA, 15-20 parts of EAA, 55-60 parts of HDPE and 10-15 parts of LLDPE in parts by mass. In this manner, the addition of HDPE and LLDPE into the PE layer is intended to enhance the tensile strength of the sealing film.

MODIFIER, USAGE THEREFOR, PRODUCTION METHOD FOR MODIFIER, AND CARRIER FOR ADDITIVE MATERIAL

A method for using a modifier that includes mixing 0.5 parts by mass or more but 70 parts by mass or less of the modifier per 100 parts by mass of a first polyolefin resin. The modifier is composed of a continuous phase (A) containing a second polyolefin resin, and a dispersed phase (B) dispersed in the continuous phase (A) and containing a polyamide resin and a modified elastomer. The dispersed phase (B) is composed of a melt-kneaded product of the polyamide resin and the modified elastomer having a reactive group that reacts with the polyamide resin. When a total of the continuous phase (A) and the dispersed phase (B) is 100% by mass, a content of the dispersed phase (B) is 80% by mass or less.

Mechanically reinforced, transparent, anti-biofouling thermoplastic resin composition and manufacturing method thereof

This invention discloses a transparent standalone resin or masterbatch concentrate composition and manufacturing method of transforming commercial transparent grade base thermoplastics into anti-biofouling resins through extrusion or any similar hot melt mixing processes. The re-compound solids enable a number of product reforming processes, including but not limited to thermoforming, profile extrusion, injection molding, blow molding, blow filming, film casting, and spinning into articles of different shapes and geometries or overmolding on plastic substrates that can resist surface adsorption of microbes, mammalian cells, proteins, peptides, nucleic acids, steroids and other cellular constituents after solidification. The articles formed thereof additionally exhibit mechanical reinforcement and no leaching while retain the optical clarity of the base thermoplastics in the same product form as quantified in terms of the light transmittance and haze.

Azide-modified polynorbornene as polymeric coupling agent

This invention relates to a process for forming a long-chain branched polymer and a long-chain branched polymer resulting from the process. The process comprises reacting (a) a polyolefin base polymer with (b) a coupling agent comprising a polymeric coupling agent, optionally blended with a molecular coupling agent, the polymeric coupling agent being a modified polyolefin having a reactive coupling group at one or more terminal ends of the modified polyolefin chain, to couple the polyolefin base polymer (a) with the coupling agent (b) to form a long-chain branched polymer having a long-chain branching and/or higher surface energy relative to the polyolefin base polymer.

Resin composition for molding

The present invention provides a resin composition for molding that can provide a molded body having excellent thermal stability, high impact resistance, and high surface smoothness. The present invention also provides a molded body including the resin composition for molding. Provided is a resin composition for molding including: a chlorinated polyvinyl chloride; an acrylic processing aid; and an impact resistance modifier, the acrylic processing aid containing an acrylic resin having a weight average molecular weight of 500,000 to 5,000,000, the resin composition containing the acrylic processing aid in an amount of 0.2 to 10 parts by mass and the impact resistance modifier in an amount of 0.5 to 8.0 parts by mass relative to 100 parts by mass of the chlorinated polyvinyl chloride.

BIOCOMPATIBLE PHASE INVERTIBLE PROTEINACEOUS COMPOSITIONS AND METHODS FOR MAKING AND USING THE SAME
20200345889 · 2020-11-05 ·

Biocompatible phase invertible proteinaceous compositions and methods for making and using the same are provided. The subject phase invertible compositions are prepared by combining a crosslinker and a proteinaceous substrate. The proteinaceous substrate includes one or more proteins and a polyamine, where the polyamine and a proteinaceous sub-strate are present in synergistic viscosity enhancing amounts, and may also include one or more of: a carbohydrate, a tackifying agent, a plasticizer, or other modification agent. In certain embodiments, the crosslinker is a heat-treated dialdehyde, e.g., heat-treated glutaraldehyde. Also provided are kits for use in preparing the subject composi-tions. The subject compositions, kits and systems find use in a variety of different applications.

POLYLACTIC RESIN COMPOSITIONS FOR PAPERBOARD COATING AND PAPERBOARD COATING PROCESSES USING THE COMPOSITIONS

A polyester blend is made in a reaction of a linear polylactide resin and a thermoplastic epoxy group-containing polymer. The polyester blend is blended with a polyester having a glass transition temperature below 0 C to form a polyester blend that is particular useful for making paperboard coatings in a melt extrusion process.

Sealing film suitable for food packaging and preparation method thereof

A sealing film suitable for food packaging is disclosed, which adopts the following solution. The sealing film comprises, in sequence, a PET layer, a VMPET layer and a PE layer from outside to inside, wherein the PE layer comprises 100-110 parts of PE, 15-20 parts of EVA, 15-20 parts of EAA, 55-60 parts of HDPE and 10-15 parts of LLDPE in parts by mass. In this manner, the addition of HDPE and LLDPE into the PE layer is intended to enhance the tensile strength of the sealing film.