The invention discloses phenyl MDT silicon resin and a preparation method thereof. The phenyl MDT silicon resin adopts single-group organic silane as a M link, adopts two-group organic silane as a D link and adopts three-group organic silane as a T link, wherein at least one of the D link or the T link is the phenyl silane, and the phenyl silane is collectively hydrolyzed under an acidic catalyst and concentrated under an alkaline catalyst. Raw materials for the phenyl MDT silicon resin are available, no strong corrosive substance is generated in the reaction process, and the requirement on equipment and operation is low. The preparation method comprises the following steps of adding the acidic catalyst in the mixed liquor of the M-link silane, the D-link silane and the T-link silane. The M link, the D link and the T link are unnecessary to drop into a reactor respectively, so that the operation step is simple, the procedure is saved, the production efficiency can be improved, and the industrialized mass production can be realized. The refractive index nD of the prepared phenyl MDT silicon resin is more than 1.53.

Phenyl MDT silicon resin and preparation method thereof

The invention relates to a liquid silicone rubber composition for LED (Light Emitting Diode) packaging and a preparation method of the composition. The liquid silicone rubber composition for LED packaging comprises the following components in parts by weight: 60-120 parts of organopolysiloxane containing aliphatic unsaturated bonds, 2-45 parts of organic hydrogen polysiloxane, 5-30 parts of special functional polysiloxane, 0.01-0.5 part of a platinum complex catalyst, 0.01-0.05 part of an inhibitor and 0.5-3 parts of a tackifier. The invention further relates to the preparation method of the liquid silicone rubber composition for LED packaging. According to the liquid silicone rubber composition, special functional polysiloxane is added to take the high-strength reinforcing effect, so that the mechanical properties of the product such as tensile strength, tear strength and elongation at break are greatly improved. The product is good in cohesiveness, and the light transmittance is greater than or equal to 99%.

Liquid silicone rubber composition for LED (Light Emitting Diode) packaging and preparation method of composition

The invention discloses phenyl hydrogen silicone oil for an LED (Light Emitting Diode) encapsulation adhesive and a preparation method thereof. A hydrosilicenae addition reaction is performed on methylhydracyclosiloxane and a viscous group and vinyl contained organic compound under the catalytic action of a platinum catalyst, a polymerization reaction with a methyl phenyl ring body and a head sealing agent is performed under the catalytic action of an acidic catalyst, and reaction products are extracted through an organic solvent to obtain the phenyl hydrogen silicone oil. The phenyl hydrogen silicone oil obtained by the preparation method is applied to the LED encapsulation adhesive, the transparency is high, the refractive index is high, the quality is stable, and meanwhile the adhesive performance of the phenyl hydrogen silicone oil and an LED support is good.

Phenyl hydrogen silicone oil for LED (Light Emitting Diode) encapsulation adhesive and preparation method thereof

Preparation method for phenyl hydrogen-containing silicone oil

The invention relates to organic chemical synthesis. In order to solve the problem of lower storage stability of the product when the R/Si ratio of the organic silicon resin adhesive is lower, the invention provides a preparation method of an organic silicon resin adhesive, which comprises the following steps: adding tetraethyl orthosilicate, methyltriethoxysilane, dimethyldiethoxysilane and toluene into a reaction kettle, heating to 50-70 DEG C, adding a catalyst, dropwisely adding deionized water at 50-70 DEG C within 1-2 hours to perform hydrolysis, reacting for 2-4 hours, filtering out the catalyst, drying the liquid by distillation, heating the system to 105-115 DEG C to react for 5-10 minutes, adding a solvent for dissolution, cooling to room temperature, and blending with the solvent to obtain the organic silicon resin adhesive of which the solid content is 30-55%. The R/Si ratio in the organic silicon resin adhesive is smaller than 1; the storage stability of the product is enhanced; and the organic silicon resin adhesive is applicable to mica binding.

Preparation method and application of organic silicon resin adhesive

Preparation method for phenyl vinyl MQ silicone resin

The invention relates to composition of a high performance organosilicon lens material for power type light-emitting diode (LED) packaging. The high performance organosilicon lens material is prepared by mixing raw materials such as organosilicon resin, epoxy modified organosilicon, a curing agent, a promoting agent and the like. The prepared material has high transmissivity and high refractive index in a wide wavelength range, and high high-temperature resistance, yellowing resistance and adhesion, and is suitable for packaging LED and devices thereof, solar cell array substrates, organic electroluminescence (EL) display elements, and serving as an optical lens, a plastic substrate for a liquid crystal display element, a substrate for a color filter, a touch tablet, a transparent panel, an optical element, an optical waveguide material and the like.

Organosilicon lens material for power type light-emitting diode (LED) packaging

The invention relates to an aryl-containing polysiloxane and a preparation method thereof. The method comprises the following steps of: performing hydrosilylation reaction of a hydrogenous ring or a hydrogenous oligomer and an aromatic compound aromatic compound which has independent double links to introduce aryl to an organosilicone molecular structure to obtain an aryl-containing organosilicone monomer or prepolymer; and then, copolymerizing the aryl-containing organosilicone monomer or prepolymer with other organosilicone rings to obtain the phenyl or aryl-containing polysiloxane. The method adopts available raw materials, low cost, mild reaction conditions and a simple process; and the prepared polysiloxane has wide application prospect in LED encapsulation, high-temperature heat carrier, isolation and anti-sticking, instrument liquid transfer, cosmetics and other fields.

Aryl-containing polysiloxane and preparation method thereof

Handle everyday research tasks with reliable, citation-backed results

Your personal Research Agent to handle research tasks with citation-backed results

Popular Tasks used by Researchers

How can I help with your research?

Meet SciSpace

Get more enhanced response by uploading the PDFs you want me to reference.

No relevant PDFs in your library

SciSpace is the AI research assistant for academics. Run systematic literature reviews on 280M+ papers, and write papers with cited sources. Trusted by 1M+ students, PhDs & researchers.

SciSpace | AI for Research

Analyze PDFs

Code & Manuscripts

Funding & Grants

Literature & Patents

Medical & Clinical Data

Systematic Review

Visualize & Present

Web & Data

Build a Google Scholar-like website for your research.

Build a website

Create charts and images for your research

Create a Chart

Write a paper for submission to a journal

Draft a manuscript

Patent Search

Design eye-catching scientific posters in minutes.

Scientific Poster Generation

Systematic Literature Review

One task is running at the moment. Your messages will be shown right after.

Drag and drop or click here to browse

Loved by <highlight>1 million+</highlight> researchers

Extract a list of specific topics and their sources from unstructured text

Topics

Compare and analyze relevant papers that matches with your search

Papers

Get insights from PDFs and bookmarked papers from your library

My library

Recent searches

Try searching for:

Catch AI-generated content in scholarly and non-scholarly content

{ai} Detector

Ai Writer

Get PDF Summaries, highlighted text explanations 

Chat with PDF

Effortlessly create in-text citations and bibliographies in APA and 2,500 other formats

Citation generator

Get explanations, summaries, and answers on academic papers

Ease up your research workflow with {scispace}'s cohort of exciting AI tools

Elevate your academic writing skills and convey your ideas the way you want

Paraphraser

Explore our range of reading and writing tools

Your file is being prepared and should be ready in a few minutes. If it's a large file, it might take a bit longer. You can close this window, and we'll email you the file when it's done.

You have reached a maximum limit of <strong>{limit}</strong> columns in the table. Remove at least <strong>1</strong> column to add or create another one.

Bailing Liu

Author Tools

Chat about Author

Papers

Preparation method for phenyl vinyl MQ silicone resin

Organosilicon lens material for power type light-emitting diode (LED) packaging

Aryl-containing polysiloxane and preparation method thereof