High-performance flame-retardation material

A flame-retardant material and high-performance technology, applied in the field of flame-retardant materials, can solve the problems of the decline of mechanical properties of flame-retardant composite parts, poor adhesion between flame-retardant fillers and matrix resin, and uneven distribution of flame-retardant fillers. High output, large flame retardant range, good flame retardant effect

Inactive Publication Date: 2019-01-01

黄冈昌耀电力器材有限公司

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AI-Extracted Technical Summary

Problems solved by technology

[0009] The problems of the above composite methods mainly include: 1. the distribution of flame retardant fillers in the product is often uneven, so that the flame retardant performance of the finished product is inconsistent; 2. the adhesion between the flame retardant filler and the matrix resin is generally w...

Abstract

The invention discloses a high-performance flame-retardation material. The high-performance flame-retardation material comprises 11 to 15 parts of silicone resin, 10 to 13 parts of polyurethane resin,2 to 4 parts of an initiator, 3 to 7 parts of an inorganic flame retardant, 2 to 5 parts of an organic flame retardant, and 20 to 25 parts of a solvent. The high-performance flame-retardation material has good processing performance and mechanical property, good flame retarding effect, and large flame retardant range.

Technology Topic

SolventChemistry +4

Examples

Experimental program(3)
Effect test(1)

Example Embodiment

[0034] Example 1

[0035] A high-performance flame-retardant material whose formula is as follows:

[0036] 11 parts of silicone resin, 10 parts of polyurethane resin, 2 parts of initiator, 3 parts of inorganic flame retardant, 2 parts of organic flame retardant, and 20 parts of solvent.

[0037] The silicone resin adopts polymethyl silicone resin.

[0038] The polyurethane resin adopts an aqueous polyurethane resin.

[0039] The initiator uses methyl ethyl ketone peroxide.

[0040] The inorganic flame retardant uses composite phosphorus/magnesium.

[0041] The organic flame retardant is ammonium polyphosphate.

[0042] The solvent is an aqueous alcohol solution, and the alcohol content in the aqueous alcohol solution is 50%.

[0043] The preparation method of high-performance flame-retardant material, its steps are as follows:

[0044] Step 1. Add silicone resin and polyurethane resin to 80% solvent and stir evenly;

[0045] Step 2: Add the initiator to the solvent in Step 1, and obtain a mixed reaction solution after the sealing reaction;

[0046] Step 3. Add the organic flame retardant and the inorganic flame retardant to the remaining solvent and stir evenly to obtain a flame retardant mixed liquid;

[0047] Step 4. Add the flame-retardant mixed liquid to the mixed reaction liquid, and obtain a crude product after nitrogen aeration reaction;

[0048] Step 5: Add the crude product to a vacuum distiller and perform vacuum distillation to obtain the product.

[0049] The stirring speed in the step 1 is 100 r/min.

[0050] The sealing reaction conditions in the step 2 are 120° C., and the reaction time is 2 h.

[0051] In the step 4, the aeration flow rate is 10 mL/min, and the aeration reaction time is 1 h.

[0052] The vacuum distillation in step 5 concentrates the crude product to 50% of the original.

Example Embodiment

[0053] Example 2

[0054] A high-performance flame-retardant material whose formula is as follows:

[0055] 15 parts of silicone resin, 13 parts of polyurethane resin, 4 parts of initiator, 7 parts of inorganic flame retardant, 5 parts of organic flame retardant, and 25 parts of solvent.

[0056] The silicone resin adopts polyethyl silicone resin.

[0057] The polyurethane resin adopts an aqueous polyurethane resin.

[0058] The initiator uses cyclohexanone peroxide.

[0059] The inorganic flame retardant adopts composite phosphorus/aluminum.

[0060] The organic flame retardant uses pentaerythritol.

[0061] The solvent is an aqueous alcohol solution, and the alcohol content in the aqueous alcohol solution is 80%.

[0062] The preparation method of high-performance flame-retardant material, its steps are as follows:

[0063] Step 1. Add silicone resin and polyurethane resin to 80% solvent and stir evenly;

[0064] Step 2: Add the initiator to the solvent in Step 1, and obtain a mixed reaction solution after the sealing reaction;

[0065] Step 3. Add the organic flame retardant and the inorganic flame retardant to the remaining solvent and stir evenly to obtain a flame retardant mixed liquid;

[0066] Step 4. Add the flame-retardant mixed liquid to the mixed reaction liquid, and obtain a crude product after nitrogen aeration reaction;

[0067] Step 5: Add the crude product to a vacuum distiller and perform vacuum distillation to obtain the product.

[0068] The stirring speed in the step 1 is 1500 r/min.

[0069] The sealing reaction conditions in the step 2 are 150°C, and the reaction time is 5 hours.

[0070] In the step 4, the aeration flow rate is 30 mL/min, and the aeration reaction time is 3 h.

[0071] The vacuum distillation in step 5 concentrates the crude product to 70% of the original.

Example Embodiment

[0072] Example 3

[0073] A high-performance flame-retardant material whose formula is as follows:

[0074] 14 parts of silicone resin, 12 parts of polyurethane resin, 3 parts of initiator, 6 parts of inorganic flame retardant, 4 parts of organic flame retardant, and 23 parts of solvent.

[0075] The silicone resin adopts polymethyl silicone resin.

[0076] The polyurethane resin adopts an aqueous polyurethane resin.

[0077] The initiator uses methyl ethyl ketone peroxide.

[0078] The inorganic flame retardant uses composite phosphorus/graphite.

[0079] The organic flame retardant uses triphenyl phosphate.

[0080] The solvent is an aqueous alcohol solution, and the alcohol content in the aqueous alcohol solution is 75%.

[0081] The preparation method of high-performance flame-retardant material, its steps are as follows:

[0082] Step 1. Add silicone resin and polyurethane resin to 80% solvent and stir evenly;

[0083] Step 2: Add the initiator to the solvent in Step 1, and obtain a mixed reaction solution after the sealing reaction;

[0084] Step 3. Add the organic flame retardant and the inorganic flame retardant to the remaining solvent and stir evenly to obtain a flame retardant mixed liquid;

[0085] Step 4. Add the flame-retardant mixed liquid to the mixed reaction liquid, and obtain a crude product after nitrogen aeration reaction;

[0086] Step 5: Add the crude product to a vacuum distiller and perform vacuum distillation to obtain the product.

[0087] The stirring speed in the step 1 is 1300 r/min.

[0088] The sealing reaction conditions in the step 2 are 140°C, and the reaction time is 4 hours.

[0089] In the step 4, the aeration flow rate is 25 mL/min, and the aeration reaction time is 3 h.

[0090] The vacuum distillation in step 5 concentrates the crude product to 65% of the original.

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Description & Claims & Application Information

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Classification and recommendation of technical efficacy words

Good flame retardant effect
Good mechanical properties and processing properties

Fireproof, waterproof, insulating and decorative integrated composite polyurethane material and preparation method thereof

InactiveCN101935386AGood flame retardant effectreduce manufacturing cost

Owner:北京立高科技股份有限公司 +1

High-performance flame-retardation material

AI-Extracted Technical Summary

Problems solved by technology

Abstract

Examples

Example Embodiment

Example Embodiment

Example Embodiment

PUM

Description & Claims & Application Information

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