39results about How to "Increase the amount of filler" patented technology

The invention discloses liquid polyanhydride and a preparation method and application thereof. The liquid polyanhydride has the technical parameters of an acid value (480 to 600mg / KOH / g), anhydride group content (25.5% to 39%) and a viscosity (150 to 4,000m Pa.s). According to the invention, not only are residues in the production process of liquid anhydride reduced or even eliminated, production efficiency is improved and energy consumption is reduced, but also an APG (Alkyl Polyglucoside) epoxy resin pouring system with a low viscosity, which is prepared by utilizing the liquid polyanhydride, also has the characteristics of high stuffing volume, low cost and excellent mechanical performance.

The purpose of the present invention is to provide a light- or heat-curing method whereby a cured material (crosslinked material / resin) can be obtained even when a large amount of a filler is included, and to provide a curable resin composition used in the curing method. The present invention relates to a light- or heat-curing method and a curable resin composition used in the curing method, the curing method including: a step 1 for obtaining a condensate having Si-O-Al and / or Si-O-Si constituent units, obtained from a silane derived from a silane coupling agent having a mercapto group and aluminum derived from (E) an aluminum alkoxide, from (A) a compound comprising a salt of a carboxylic acid and an amine and having a carbonyl group for generating a radical and a carboxylate group for decarboxylating and generating a base by light irradiation or heating, (B) an aluminum alkoxide, (C) a silane coupling agent having a mercapto group, and (D) water; and a step 2 for reacting the condensate (E), (H) a compound having two or more polymerizable unsaturated groups, and (I) a filler under a condition of light irradiation or heating.

The invention discloses a combined binding packing device for water treatment. The combined binding packing device comprises fiber strips which are arranged in parallel and used for fixing packing, fixed frames located at the two ends of the fiber strips, tension mechanisms connected with the fixed frames and fixed components which are fixedly connected with the tension mechanisms and pre-buried in pond walls. Each fiber strip is of a braided structure and comprises a plurality of crossed units. A spherical fiber frame is arranged in the middle section of each crossed unit and fixedly connected with the corresponding fiber strip through a steel wire rope. Reinforcing pillars are arranged between the crossed units.

The invention relates to a floating body material, in particular to a floating body material and a manufacturing technique thereof for an observation platform at the bottom of the sea. The floating body material comprises bisphenol A type epoxy resin, modified acrylonitrile-butadiene rubber latex, hollow glass microsphere, polyether amine, gamma-glycidoxypropyltrimethoxysilane, a silane coupling agent and polyvinyl alcohol fiber; and the floating body material comprises the following components in parts by weight: 100 parts of bisphenol A type epoxy resin, 0-10 parts of modified acrylonitrile-butadiene rubber latex, 12-18 parts of hollow glass microsphere, 15-20 parts of polyether amine, 2-3 parts of gamma-glycidoxypropyltrimethoxysilane, 1-2 parts of silane coupling agent and 2 parts of polyvinyl alcohol fiber. The invention provides the floating body material and the manufacturing technique thereof for the observation platform at the bottom of the sea; and the observation platform adopting the floating body material can be soaked in the seawater for use in a long term.

The invention discloses a binding packing device for sewage treatment. The binding packing device comprises packing units which are arranged in parallel and used for fixing packing, fixed frames located at the two ends of each packing unit, tension mechanisms connected with the fixed frames and fixed components which are fixedly connected with the tension mechanisms and pre-buried in pond walls. Each packing unit comprises a first columnar fiber woven basket, a second columnar fiber woven basket, a braided packing layer located between the first columnar fiber woven basket and the second columnar fiber woven basket and a latticed packing layer located in the first columnar fiber woven basket, wherein the diameter of the first columnar fiber woven basket is smaller than the diameter of the second columnar fiber woven basket.

The invention relates to a PVC (Poly Vinyl Chloride) profile added with a chloroethylene-acrylate copolymer resin and a preparation method thereof, and belongs to the technical application of the chloroethylene-acrylate copolymer resin in PVC resin processing. According to the invention, the common PVC resin is modified by using the special properties of the chloroethylene-acrylate copolymer resin such as internal plasticization property, excellent processability and tenacity; the processing formulation by weight is as follows: 100 parts of PVC resin, 5-10 parts of chloroethylene-acrylate copolymer resin, 1-5 parts of heat stabilizer, 5-20 parts of filler and 3-6 parts of other additives. In the processing process of the PVC profile, the chloroethylene-acrylate copolymer resin is used for substituting for processing modifiers ACR (Acrylic Rubber) and CPE (Chlorinated Polyethylene), and a specific mixing process is adopted so as to achieve the synergistic effect of the chloroethylene-acrylate copolymer resin with inorganic particles, and consequently, the processing temperature of the PVC profile is reduced and the mechanical properties of the PVC profile are improved.

The invention discloses a flame-retardant vinyl type anchor adhesive. The flame-retardant vinyl type anchor adhesive comprises a component A and a component B, wherein the component A comprises, in parts by weight, 60-85 parts of vinyl ester resin, 10-25 parts of bisphenol A type unsaturated polyester resin, 5-15 parts of dicyclopentadiene type unsaturated polyester resin, 25-35 parts of a reactive diluent and 100-300 parts of filler I; the reactive diluent is a mixture of a chlorine-containing reactive diluent and a phosphorus-containing reactive diluent; the component B comprises, in parts by weight, 5-15 parts of a curing agent, 35-50 parts of a blender and 35-60 parts of filler II; after the component A and the component B are mixed, the curing agent accounts for 0.6%-1.6% of the total weight of the mixture. The flame-retardant vinyl type anchor adhesive has flame retardance, high strength as well as excellent mechanical properties, chemical properties and anti-settling performance, and the cost is reduced.

The invention discloses a modified calcium sulfate anticorrosion pigment and its preparation method and application. Calcium sulfate extracted from industrial by-product gypsum is made into a suspension with a certain solid content, and at the same time, a modifier is added according to a certain mass percentage, and then Put it into a ball mill to mix and grind evenly. Dry the ground mixture at 80-150° C. for 3-6 hours, and then grind it into powder for pulverization after cooling. It is preferable to add aminosilane-modified fumed silica during the pulverization process. The calcium sulfate anticorrosion pigment of the present invention can effectively solve the pressure brought by the industrial by-product gypsum to the environment, and can be used in combination with other anticorrosion pigments to enhance the covering power, abrasion resistance and corrosion resistance of the coating film, and the pigment in the resin The dispersibility is good, the production process is simple, the production cost is low, and good social and economic benefits can be brought.

The invention discloses an oily conductive silver paste and a preparation method therefor. The silver paste comprises the following raw materials by weight: 10-30 parts of silver powder, 5-15 parts of silver nanowires, 20-40 parts of epoxy resin, 20-40 parts of dibasic esters, 10-20 parts of polyurethane, 0.1-2 parts of dispersing agent and 0.1-2 parts of anhydride-type curing agent, wherein the silver powder is formed by the mixing of flake-shaped silver powder and spherical silver powder according to a ratio: 1: 1-5. The conductive silver paste is formed by the complex formulation of silver powder and silver nanowires, reduces the consumption of conductive filling materials, improves the conductive performance of the material, reduces the consumption of silver, and reduced the production cost.