72 results about "Pimaric acid" patented technology

A method for preparing pimaric acid type resin acids includes: step (1) adding refined resin acid, turpentine, or rosin along with maleic anhydride at a mass ratio of 1:0.3-1.5 into a reaction bottle, dissolving the ingredients into a C₁-C₁₀ lower fatty acid solvent, the mass ratio of the C₁-C₁₀ low fatty acid to refined resin acid is 0.05-30:1, then carrying out additional reaction by heating directly or with assistance of a microwave, subsequently cooling, crystallizing, filtering, and washing; and step (2) combining the filtrates collected in step (1), stripping the solvent by vacuum distillation to obtain pimaric acid type resin acid coarse product, dissolving the resulting coarse product in NaOH aqueous solution to prepare aqueous solution of pimaric acid type resin acid salt, adjusting the pH to 6-14 with a mineral acid or an organic acid, and either directly purifying or acidifying followed by purifying to obtain the final product.

The present invention provides a technique for realizing highly flat surface of a semiconductor integrated circuit employing copper as a wiring metal.

The present invention provides a polishing composition containing a neutralized carboxylic acid, an oxidizer and water, wherein a part of the carboxylic acid is an alicyclic resin acid (A) and the pH value is within a range of from 7.5 to 12. The alicyclic resin acid is preferably at least one type selected from the group consisting of abietic acid, an isomer of abietic acid, pimaric acid, an isomer of pimaric acid and derivatives of these, or a rosin. Further, the present invention provides a polishing method of semiconductor integrated circuit surface in which a copper film formed on a surface having a groove for wiring, by using the polishing composition, and the present invention provides a copper wiring for semiconductor integrated circuit formed by this polishing method.

The invention discloses a colophonic diacid ester acetal polymer and synthesizing method, wherein the colophonic diacid consists of propylene pimaric acid and abietic acid dimer, which are heat with each kind of aether vinylicus to produce new-typed ester acetal polymer in the organic solvent; the polymer can do acid decomposition reaction, which forms the new-typed positive photoproduced resist material with photogeneration acid.

This invention is to provide a rosin-based flux used for soldering, which virtually does not cause scattering during soldering and can inhibit heat slump of the solder paste. This invention adopts the rosin derivative hydride (A) as a base material, which contains maleo pimaric acid anhydride (a-1) represented by the following structure formula (I) and has a melt viscosity of 100 to 1000 mPa.S/180 DEG C.

A potassium channel opener including a compound (e.g., pimaric acid) represented by the formula [I]:

wherein R¹, R², R³, R⁴, R⁵, R⁶ and R⁷ are each independently hydrogen, alkyl, alkenyl, halogen, hydroxy, halogenated alkyl, hydroxyalkyl, aminoalkyl, alkoxy, aryl, heteroaryl, acyl, carboxyl, alkoxycarbonyl, hydroxamate, sulfo, carbamoyl, sulfonamide, aldehyde, or nitrile; or R⁴ and R⁵ may be bonded to each other to form a ring; or R⁶ and R⁷ may be bonded to each other to form a ring; and all of three bonds represented by are single bonds, or one of the three bonds is double bond and the other bonds are single bonds, or a physiologically acceptable salt thereof as an effective ingredient.

The invention discloses a synthetic method of a gum rosin derivative maleopimaric acid dianhydride. Gum rosin is taken as a raw material for synthesizing the gum rosin derivative maleopimaric acid dianhydride. The synthetic method comprises the following steps of: firstly purifying abietic acid from gum rosin, then isomerising the abietic acid at high temperature to obtain pimaric acid, carrying out a reaction of the pimaric acid and maleic anhydride in the presence of p-methylbenzene sulfonic acid to obtain maleopimaric acid anhydride, and then synthesizing 1mol of maleopimaric acid dianhydride with 2mol of maleopimaric acid anhydride, and the maleopimaric acid dianhydride can be used for preparing polyimide by carrying out polymerization with a diamine monomer, or can be used for preparing polyamide imide by carrying out polymerization with a diamine monomer and a diacid monomer and or can be used for preparing polyamide imide by carrying out polymerization with a diamine monomer and an amino acid monomer. By adopting the synthetic method, yield is high, and product purity is high.

The invention discloses a synthesis method of gum rosin derivatives, and particularly relates to a method for preparing the gum rosin derivatives comprising maleopimaric acid acyl chloride. The synthesis method comprises the steps that abietic acid is firstly obtained through purifying the gum rosin; and then after the abietic acid is isomerized through high temperature to obtain pimaric acid, the pimaric acid reacts with maleic anhydride under the condition that p-toluene sulfonic acid exists, so as to obtain the maleopimaric acid acyl chloride. The method disclosed by the invention has the advantages of high process efficiency and good product purity.

The invention relates to a rosin diacid ester acetal polymer containing no aryl, and a synthesis method thereof. Rosin diacid comprises propylene pimaric acid and abietic acid dimer, wherein the two acids and various fatty diol divinyl ether compounds are heated and react in the presence of organic solvent so as to obtain a novel ester acetal polymer. As the polymer is easy to undergo acid-caused decomposition reaction, the acetal polymer together with an optical acid production agent can form a novel chemically-amplified positive photoresist material.

The invention relates to a sterilization composition belonging to the field of pesticide complex formulation. The sterilization composition is a complex formulation of active ingredients of zoxamide and copper pimaric acid in a weight ratio of 80:1-1-80, and a preferably weight ratio is 45:1-1:40. A total weight percentage of the active ingredients in the sterilization composition is 1-90%, preferably 1-55%, and the balance is agrochemically allowed and accepted auxiliary components. The sterilization composition can be prepared into a wettable pulvis, a suspending agent, a soluble liquid formulation, a micron emulsion, an emulsion in water and water dispersible granule according to a known method. The sterilization composition of the invention is mainly used in control of fungus diseasesin vegetable, fruit tree and corn, etc.

The invention provides a method for analyzing five colopholic acids in a product by virtue of a high performance liquid chromatography-tandem mass spectrometry, relating to a detection and analysis method for four products including adhesives, paper, rosin soap and printing ink as well as five colopholic acids including abietic acid, neoabietic acid, levopimaric acid, pimaric acid and dehydroabietic acid for shoe materials. The method comprises the steps of after a sample is preprocessed, adding an extraction solvent, carrying out ultrasonic extraction, filtering to obtain an extraction solution, concentrating the extraction solution to a definite volume, and carrying out detection and analysis by virtue of the high performance liquid chromatography-tandem mass spectrometry. The method provided by the invention is simple and convenient, the steps are few, a test result is accurate, and the detection effects of the five colopholic acids are good.

The invention provides a slush-molded PVC material for automotive trim skin. The slush-molded PVC material is prepared from suspension method type PVC resin, polymer resin, diacetyl epoxy plant triolein, Malay pimaric acid zinc, zinc stearate, calcium stearate, hydrotalcite, tetra[beta-(3,5-di-tert-4-hydroxyphenyl)propionic acid] pentaerythritol ester, phosphite ester, 2-hydroxy-4-n-octyl epoxide benzophenone, oleamide, pentaerythritol, inorganic pigments and an assistant. The invention further provides a preparation method of the slush-molded PVC material for the automotive trim skin. Suspension method PVC is adopted, powder completely and thoroughly absorbs polymer liquid resin oil, and the flowing state of the powder is kept. According to the method, dioctyl sebacate, adipic acid trimethylene glycol ester, trioctyl trimellitate and tridecyl trimellitate are adopted, no orthophthalic resin is adopted, the slush-molded PVC material is environmentally friendly, healthy and safe, and the international environmental health requirement is met.

The invention discloses an anti-adhesion membrane having effects of diminishing inflammation and resisting bacteria. The anti-adhesion membrane comprises the following components in parts by weight: 40-50 parts of polyhydroxyalkanoate, 3-10 parts of lemon peel pectin, 3-8 parts of metronidazole, 5-15 parts of glycerol, 5-11 parts of mupirocin, 1-3 parts of pimaric acid, 2-8 parts of divinylsulfone, 3-8 parts of succinic acid, 2-5 parts of glutamic acid, 11-14 parts of radix sanguisorbae powder, 3-7 parts of aloin, and 10-20 parts of wrinkled gianthyssop herb powder. The anti-adhesion membrane having effects of diminishing inflammation and resisting bacteria disclosed by the invention has the effects of diminishing inflammation and resisting bacteria, and good biocompatibility, and is degradable, convenient to use, good in biodegradability, free of irritation to tissues, and non-toxic and harmless to the human body, and can be widely applied to the medical field.

The invention discloses a pimaric acid modified phenolic aldehyde foaming resin, and relates to a foaming resin; the foaming resin is prepared from, by weight, 100 parts of phenolic resin, 80-95 parts of pimaric acid, 3-5 parts of catalyst, 2-6 parts of surface active agent, 8-10 parts of foaming agent, and 12-15 parts of curing agent. The pimaric acid is selected to modify phenolic resin; the used pimaric acid is innoxious substance directly extracted from a plant, and directly added in the phenolic resin, thus the ratio of harmful substance in the resin is reduced, and the product is more environment-friendly. The novel resin is high in mechanical strength and low in water absorbing property; the carbon yield is improved, and the product comprehensive performance is also promoted; the foaming resin has extensive development and application prospect.

The invention relates to a preparation and separation method of high-purity p-acrylic pimaric acid and discloses a preparation and separation method of p-acrylic pimaric acid. The preparation and separation method comprises steps as follows: 1) rosin and acrylic acid are taken as raw materials and subjected to a Diels-Alder reaction under the microwave-assisted condition, and acrylic acid modified rosin is obtained; 2) acrylic pimaric acid is obtained through purification; 3) a p-acrylic pimaric acid product is prepared from the acrylic acid modified rosin or acrylic pimaric acid serving as a raw material through cyclodextrin modified silica gel column chromatography with benzene and ethyl acetate in different volume ratios as developing solvents and has the purity higher than 95%. The method is simple, convenient, efficient and high in repeatability, the obtained p-acrylic pimaric acid has high purity and can be used as a high-purity chemical material or an intermediate, and additional utilization values of rosin can be effectively increased.

The invention discloses an improved concrete anti-cracking modifier, which is made by the following raw materials in parts by weight: 2.5-4.5 parts of polypropylene fiber, 1.5-2.3 parts of sodium abietate, 2.5-3.3 parts of sodium dodecyl sulfate, 3-7 parts of quartz sand, 7-12 parts of glycerol, 0.5-1.3 parts of citric acid, 1.2-2.7 parts of dodecyl dimethyl benzyl ammonium chloride and 3.2-4.7 parts of pimaric acid soap. Compared with the existing modifier, the dodecyl dimethyl benzyl ammonium chloride can improve the mechanical properties of the concrete such as compression resistance, breaking resistance and adhesivity of concrete under the co-existing of the glycerol, the polypropylene fiber and the citric acid, and increase the compactness, chemical stability, wear resistance and freeze resistance of products, so that the improved concrete modifier can be widely applied to floor materials, paving materials, water-proof materials, adhesive materials, joint and repair materials, antiseptic and liner materials and surface covering materials.

A novel alkali-soluble polymer compound including a dehydrogenated pimaric acid and/or its isomer as a repeating unit, and a photosensitive resin composition including the alkali-soluble polymer compound as an effective binder matrix are provided. A photosensitive resin composition using the alkali-soluble polymer compound including a dehydrogenated resin acid has excellent photosensitivity and developing characteristics cause a less deformation in a firing process, has excellent elasticity. Thus, the photosensitive resin composition is advantageous for curing various transparent photosensitive materials, in particular, materials of column spacers, an overcoat, a passivation layer, or the like, used for fabricating color filters of an LCD.

The invention discloses a planting method of organic vegetable dried ballonflowers. The planting method comprises the following steps of seed germination, seed coating, seedling bed preparation, sowing and seedling raising, seedling management, plant disease and insect pest prevention and control and harvest. The planting method of the organic vegetable dried ballonflowers does not use chemical pesticide in the planting process and is high in safety. In the planting process of the dried ballonflowers, the green pesticide free of pollution is used for preventing and controlling plant diseases and insect pests. For an example, S-S rosin pesticide of which the main component is sodium pimaric acid is used for preventing and controlling aphids, and therefore not only can the plant diseases andthe insect pests be prevented and controlled, but also the safety of the dried ballonflowers can be guaranteed. Used components are free of pollutants and residues and are compatible to the environment. Seeds are coated, and therefore the seed survival rate is increased. After the seed germination is carried out, the seeds are coated, so that the vigor of the seeds are improved in the germinationprocess, the seed germination rate is increased, the growth of seedlings in the seedling culture stage is promoted, and the ballonflowers have high stress resistance.

The invention discloses a polycarboxylate superplasticizer and a preparation method thereof. The polycarboxylate superplasticizer is characterized by being prepared from, by weight, 200 parts of isopentenyl polyoxyethylene ether, 20-80 parts of an unsaturated air-entraining type functional monomer, 12-50 parts of an unsaturated monomer, 0.5-3.0 parts of an initiator, 0.5-2.0 parts of a chain transfer agent, 0.1-1.0 part of a reducing agent; and 300-400 parts of water; wherein the unsaturated air-entraining type functional monomer comprises pimaric acid type resin acid, p-aminophenol, ethanol and a catalyst in a mass ratio of 100: (30-50): 200: (0.1-0.5). The polycarboxylate superplasticizer disclosed by the invention is obtained by free radical copolymerization of the components, and the unsaturated air-entraining functional monomer is introduced into the polycarboxylate superplasticizer, so that the air-entraining function of the polycarboxylate superplasticizer can be effectively improved, the workability of concrete is good, tiny, uniform and stable bubbles are introduced into the concrete, and thus, the permeability resistance and the cracking resistance of the concrete doped with the polycarboxylate superplasticizer are improved.

The invention discloses a preparation method of rosin-based long oil alkyd resin anticorrosive enamel with high pitting potential. According to the preparation method, dry long oil alkyd resin and propylene pimaric acid (ethylenediamine) amide serve as film-forming substances, isobutanol serves as a solvent, active calcium carbonate, bentonite, dispersant polyethylene glycol 200, leveling agent polyether modified polydimethylsiloxane copolymers and drier naphthenic acid iron salt are added, and after high-speed stirring, the rosin-based long oil alkyd resin anticorrosive enamel with the high pitting potential can be obtained. The enamel has high pitting potential and high pitting resistance, and can be applied to anti-corrosion projects in the fields such as metal railings of house balconies, petrochemical equipment, pipelines, offshore oil platforms, dock facilities and ships.

The invention discloses a medical bacteria restraining and sterilizing plastic preparation method. The medical bacteria restraining and sterilizing plastic is prepared from the raw materials of ABS, potassium pyrrolidone carboxylate, pimaric acid, dibutyl mercaptide, phenolsulfonic acid, monoglyceride stearate, diisooctyl phenyl phosphite, dibutyl sebacate, polyethylene glycol oleate, an antioxidant CA, a carbon nano tube, maleic anhydride, sodium hexametaphosphate, calcium hypochlorite, calcite and an ultraviolet light absorber; longitudinal tensile strength of a product is 50 to 70 MPa, andhorizontal tensile strength of the product is 30 to 40 MPa; an escherichia coli antibacterial rate is 99.4 to 99.8%, a staphylococcus aureus antibacterial rate is 98.8 to 99.2%, a pseudomonas aeruginosa antibacterial rate is 98.5 to 99.5%, a salmonella typhimurium antibacterial rate is 93 to 97%, a klebsiella pneumoniae antibacterial rate is 94 to 98%, a bacillus subtilis sterilization rate is 97to 99%, and a sarcina sterilization rate is 93 to 95%; bending strength is 150 to 200 MPa.