CN106753226B - A kind of microelectronic chip assembling sealant - Google Patents

A kind of microelectronic chip assembling sealant Download PDF

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Publication number
CN106753226B
CN106753226B CN201611082923.1A CN201611082923A CN106753226B CN 106753226 B CN106753226 B CN 106753226B CN 201611082923 A CN201611082923 A CN 201611082923A CN 106753226 B CN106753226 B CN 106753226B
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parts
powder
mesh
room temperature
resin
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CN106753226A (en
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邓云卫
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Huaying's State Microelectronics Co Ltd
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Huaying's State Microelectronics Co Ltd
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    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09JADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J191/00Adhesives based on oils, fats or waxes; Adhesives based on derivatives thereof
    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09JADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J11/00Features of adhesives not provided for in group C09J9/00, e.g. additives
    • C09J11/02Non-macromolecular additives
    • C09J11/04Non-macromolecular additives inorganic
    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09JADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J11/00Features of adhesives not provided for in group C09J9/00, e.g. additives
    • C09J11/02Non-macromolecular additives
    • C09J11/06Non-macromolecular additives organic
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2203/00Applications
    • C08L2203/20Applications use in electrical or conductive gadgets
    • C08L2203/206Applications use in electrical or conductive gadgets use in coating or encapsulating of electronic parts
    • CCHEMISTRY; METALLURGY
    • C08ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08LCOMPOSITIONS OF MACROMOLECULAR COMPOUNDS
    • C08L2205/00Polymer mixtures characterised by other features
    • C08L2205/03Polymer mixtures characterised by other features containing three or more polymers in a blend
    • C08L2205/035Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend

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  • Organic Chemistry (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Inorganic Chemistry (AREA)
  • Compositions Of Macromolecular Compounds (AREA)

Abstract

The present invention relates to a kind of microelectronic chips to assemble sealant, it is composed of the following components: polyvinylidene chloride, polyketone resin, Amino resin, heat vulcanized silicone rubber, bromo propanepoxy resin, ready denier oil acid, N-Methyl pyrrolidone, allyl sulphide, ethyl propionate, pentyl acetate, methyl p-hydroxybenzoate, sodium dehydroacetate, dodecyl ethyoxyl sulfobetaines, dimethyl fumarate, attapulgite powder, white fused alumina micro mist, cupric oxalate, boron nitride powder, tourmaline powder, Zirconium dioxide powder, titania powder, tetrabutyl titanate, hydration zinc borate, nano zine oxide, tricresyl phosphate (butoxyethyl group) ester, triphenyl phosphate, sodium alkyl sulfonate, cocinic acid, glyceryl monostearate, hydroxymethyl cellulose, castor oil.Product of the present invention has good press flow viscosity, shore hardness, shear strength, elongation at break, tensile strength, and pressure-resistant stopping property is high, has excellent performance, and improves properties of product.

Description

A kind of microelectronic chip assembling sealant
Technical field
The present invention relates to a kind of microelectronic chips to assemble sealant, belongs to microelectronic chip package technique field.
Background technique
Microelectric technique be with integrated circuit, especially Large Scale integrated circuit and grow up one it is new Technology.Microelectric technique include system circuit design, device physics, technology, material preparation, automatic test and encapsulation, A series of special technologies, the microelectric techniques such as assembling are the summations of every technology in microelectronics.Microelectronic chip In installation process, it is necessary to be sealed using suitable mode, it is therefore desirable to use suitable sealant.
Summary of the invention
The purpose of the present invention is to provide a kind of microelectronic chips to assemble sealant, so that microelectronic chip is better achieved The use function of assembling sealant makes product have preferable performance, improves product service performance.
To achieve the goals above, technical scheme is as follows.
A kind of microelectronic chip assembling sealant, is grouped as: polyvinylidene chloride 30~34 by the group of following mass fraction Part, 28~32 parts of polyketone resin, 28~32 parts of Amino resin, 26~30 parts of heat vulcanized silicone rubber, bromo diphenylol third 28~32 parts of alkane epoxy resin, 28~32 parts of ready denier oil acid, 26~30 parts of N-Methyl pyrrolidone, allyl sulphide 28~ 32 parts, 28~32 parts of ethyl propionate, 26~30 parts of pentyl acetate, 26~30 parts of methyl p-hydroxybenzoate, sodium dehydroacetate 26 ~30 parts, 28~32 parts of dodecyl ethyoxyl sulfobetaines, 26~30 parts of dimethyl fumarate, attapulgite powder 24~ 28 parts, 28~32 parts of white fused alumina micro mist, 26~30 parts of cupric oxalate, 24~28 parts of boron nitride powder, 26~30 parts of tourmaline powder, two 24~28 parts of Zirconium oxide powder, 24~28 parts of titania powder, 24~28 parts of tetrabutyl titanate, hydration zinc borate 22~26 Part, 18~22 parts of nano zine oxide, 16~20 parts of tricresyl phosphate (butoxyethyl group) ester, 16~20 parts of triphenyl phosphate, alkyl sulphur 16~20 parts of sour sodium, 16~20 parts of cocinic acid, 16~20 parts of glyceryl monostearate, 16~20 parts of hydroxymethyl cellulose, castor 100~200 parts of sesame oil.
Further, above-mentioned microelectronic chip assembles sealant, is grouped as by the group of following mass fraction: gathering inclined two chloroethene 30 parts of alkene, 28 parts of polyketone resin, 28 parts of Amino resin, 26 parts of heat vulcanized silicone rubber, bromo diphenol propane asphalt mixtures modified by epoxy resin 28 parts of rouge, 28 parts of ready denier oil acid, 26 parts of N-Methyl pyrrolidone, 28 parts of allyl sulphide, 28 parts of ethyl propionate, acetic acid penta 26 parts of ester, 26 parts of methyl p-hydroxybenzoate, 26 parts of sodium dehydroacetate, 28 parts of dodecyl ethyoxyl sulfobetaines, rich horse 26 parts of dimethyl phthalate, 24 parts of attapulgite powder, 28 parts of white fused alumina micro mist, 26 parts of cupric oxalate, 24 parts of boron nitride powder, tourmaline 26 parts of powder, 24 parts of Zirconium dioxide powder, 24 parts of titania powder, 24 parts of tetrabutyl titanate, 22 parts of hydration zinc borate, nano oxygen Change 18 parts of zinc, 16 parts of tricresyl phosphate (butoxyethyl group) ester, 16 parts of triphenyl phosphate, 16 parts of sodium alkyl sulfonate, 16 parts of cocinic acid, 16 parts of glyceryl monostearate, 16 parts of hydroxymethyl cellulose, 100 parts of castor oil.
Further, above-mentioned microelectronic chip assembles sealant, is grouped as by the group of following mass fraction: gathering inclined two chloroethene 32 parts of alkene, 30 parts of polyketone resin, 30 parts of Amino resin, 28 parts of heat vulcanized silicone rubber, bromo diphenol propane asphalt mixtures modified by epoxy resin 30 parts of rouge, 30 parts of ready denier oil acid, 28 parts of N-Methyl pyrrolidone, 30 parts of allyl sulphide, 30 parts of ethyl propionate, acetic acid penta 28 parts of ester, 28 parts of methyl p-hydroxybenzoate, 28 parts of sodium dehydroacetate, 30 parts of dodecyl ethyoxyl sulfobetaines, rich horse 28 parts of dimethyl phthalate, 26 parts of attapulgite powder, 30 parts of white fused alumina micro mist, 28 parts of cupric oxalate, 26 parts of boron nitride powder, tourmaline 28 parts of powder, 26 parts of Zirconium dioxide powder, 26 parts of titania powder, 26 parts of tetrabutyl titanate, 24 parts of hydration zinc borate, nano oxygen Change 20 parts of zinc, 18 parts of tricresyl phosphate (butoxyethyl group) ester, 18 parts of triphenyl phosphate, 18 parts of sodium alkyl sulfonate, 18 parts of cocinic acid, 18 parts of glyceryl monostearate, 18 parts of hydroxymethyl cellulose, 150 parts of castor oil.
Further, above-mentioned microelectronic chip assembles sealant, is grouped as by the group of following mass fraction: gathering inclined two chloroethene 34 parts of alkene, 32 parts of polyketone resin, 32 parts of Amino resin, 30 parts of heat vulcanized silicone rubber, bromo diphenol propane asphalt mixtures modified by epoxy resin 32 parts of rouge, 32 parts of ready denier oil acid, 30 parts of N-Methyl pyrrolidone, 32 parts of allyl sulphide, 32 parts of ethyl propionate, acetic acid penta 30 parts of ester, 30 parts of methyl p-hydroxybenzoate, 30 parts of sodium dehydroacetate, 32 parts of dodecyl ethyoxyl sulfobetaines, rich horse 30 parts of dimethyl phthalate, 28 parts of attapulgite powder, 32 parts of white fused alumina micro mist, 30 parts of cupric oxalate, 28 parts of boron nitride powder, tourmaline 30 parts of powder, 28 parts of Zirconium dioxide powder, 28 parts of titania powder, 28 parts of tetrabutyl titanate, 26 parts of hydration zinc borate, nano oxygen Change 22 parts of zinc, 20 parts of tricresyl phosphate (butoxyethyl group) ester, 20 parts of triphenyl phosphate, 20 parts of sodium alkyl sulfonate, 20 parts of cocinic acid, 20 parts of glyceryl monostearate, 20 parts of hydroxymethyl cellulose, 200 parts of castor oil.
Further, the white fused alumina micro mist is made of the powder of three kinds of partial size mesh numbers, and partial size mesh number is respectively 30~ 50 mesh, 50~80 mesh, 80~100 mesh, the mixing quality ratio of above-mentioned three kinds of powders are 3~12:4~8:1.
Further, the Zirconium dioxide powder is made of the powder of three kinds of partial size mesh numbers, and partial size mesh number is respectively 30 ~50 mesh, 50~80 mesh, 80~100 mesh, the mixing quality ratio of above-mentioned three kinds of powders are 3~9:2~8:1.
Further, the viscosity of the bromo propanepoxy resin is 120~160mpa.s at 25 DEG C.
Further, the attapulgite powder is made of the powder of three kinds of partial size mesh numbers, and partial size mesh number is respectively 20 ~50 mesh, 50~70 mesh, 70~90 mesh, the mixing quality ratio of above-mentioned three kinds of powders are 2~8:3~9:1.
Further, the viscosity of the polyketone resin is 80~120mpa.s at 25 DEG C.
Further, steps are as follows for above-mentioned microelectronic chip assembling sealant preparation method:
(1) by the polyvinylidene chloride of the mass fraction, polyketone resin, Amino resin, heat vulcanized silicone rubber, Bromo propanepoxy resin, ready denier oil acid, N-Methyl pyrrolidone, allyl sulphide, ethyl propionate, acetic acid penta Ester, methyl p-hydroxybenzoate, sodium dehydroacetate, dodecyl ethyoxyl sulfobetaines, dimethyl fumarate, attapulgite Powder, white fused alumina micro mist are added in the castor oil of above-mentioned mass fraction, from room temperature with 2~5 DEG C of the speed of heating up per hour, side Stirring side is warming up to 60~90 DEG C, stirs evenly, and is then let cool to room temperature in a manner of 4~10 DEG C, is mixed by cooling down per hour Close object A;
(2) titania powder, tetrabutyl titanate, hydration zinc borate, nano zine oxide, the phosphorus of the mass fraction is added Sour three (butoxyethyl group) esters, from room temperature with 5~8 DEG C of the speed of heating up per hour, warming while stirring to 80~90 DEG C, and 80~90 DEG C of 1~3h of holding, cooled to room temperature obtain mixture B;
(3) triphenyl phosphate, sodium alkyl sulfonate, cocinic acid, glyceryl monostearate, the hydroxyl of the mass fraction is added Methylcellulose, from room temperature with 8~10 DEG C of the speed of heating up per hour, warming while stirring is to 70~90 DEG C, in stirring Under in 70~90 DEG C of 1~3h of holding, cooled to room temperature obtains mixture C;
(4) remaining ingredient of above-mentioned mass fraction is added in mixture C, is the true of -0.06~-0.1Mpa in vacuum degree Under empty condition, from room temperature with 1~3 DEG C of the speed of heating up per hour, warming while stirring is stirred evenly to 50~70 DEG C, cooling To room temperature, this product is obtained.
Invention has the beneficial effects that: the microelectronic chip in the present invention assembles sealant, composed of the following components: poly- Vinylidene chloride, polyketone resin, Amino resin, heat vulcanized silicone rubber, bromo propanepoxy resin, tall oil Fatty acid, N-Methyl pyrrolidone, allyl sulphide, ethyl propionate, pentyl acetate, methyl p-hydroxybenzoate, dehydroacetic acid Sodium, dodecyl ethyoxyl sulfobetaines, dimethyl fumarate, attapulgite powder, white fused alumina micro mist, cupric oxalate, nitridation Boron powder, tourmaline powder, Zirconium dioxide powder, titania powder, tetrabutyl titanate, hydration zinc borate, nano zine oxide, phosphorus Sour three (butoxyethyl group) esters, triphenyl phosphate, sodium alkyl sulfonate, cocinic acid, glyceryl monostearate, hydroxylmethyl cellulose Element.Process of preparing of the present invention is simple, and prepared product has good press flow viscosity, shore hardness, shear strength, breaks Elongation, tensile strength are split, pressure-resistant stopping property is high, has excellent performance, and it is suitble to use in multiple fields, improves properties of product, It processes easy to use.
Specific embodiment
A specific embodiment of the invention is described below with reference to embodiment, to better understand the present invention.
Embodiment 1
Microelectronic chip in the present embodiment assembles sealant, is grouped as by the group of following mass fraction: gathering inclined two chloroethene 30 parts of alkene, 28 parts of polyketone resin, 28 parts of Amino resin, 26 parts of heat vulcanized silicone rubber, bromo diphenol propane asphalt mixtures modified by epoxy resin 28 parts of rouge, 28 parts of ready denier oil acid, 26 parts of N-Methyl pyrrolidone, 28 parts of allyl sulphide, 28 parts of ethyl propionate, acetic acid penta 26 parts of ester, 26 parts of methyl p-hydroxybenzoate, 26 parts of sodium dehydroacetate, 28 parts of dodecyl ethyoxyl sulfobetaines, rich horse 26 parts of dimethyl phthalate, 24 parts of attapulgite powder, 28 parts of white fused alumina micro mist, 26 parts of cupric oxalate, 24 parts of boron nitride powder, tourmaline 26 parts of powder, 24 parts of Zirconium dioxide powder, 24 parts of titania powder, 24 parts of tetrabutyl titanate, 22 parts of hydration zinc borate, nano oxygen Change 18 parts of zinc, 16 parts of tricresyl phosphate (butoxyethyl group) ester, 16 parts of triphenyl phosphate, 16 parts of sodium alkyl sulfonate, 16 parts of cocinic acid, 16 parts of glyceryl monostearate, 16 parts of hydroxymethyl cellulose, 100 parts of castor oil.
The white fused alumina micro mist is made of the powder of three kinds of partial size mesh numbers, partial size mesh number be respectively 30~50 mesh, 50~ 80 mesh, 80~100 mesh, the mixing quality ratio of above-mentioned three kinds of powders are 3:4:1.
The Zirconium dioxide powder is made of the powder of three kinds of partial size mesh numbers, and partial size mesh number is respectively 30~50 mesh, 50 ~80 mesh, 80~100 mesh, the mixing quality ratio of above-mentioned three kinds of powders are 3:2:1.
The viscosity of the bromo propanepoxy resin is 120mpa.s at 25 DEG C.
The attapulgite powder is made of the powder of three kinds of partial size mesh numbers, and partial size mesh number is respectively 20~50 mesh, 50 ~70 mesh, 70~90 mesh, the mixing quality ratio of above-mentioned three kinds of powders are 2:3:1.
The viscosity of the polyketone resin is 80mpa.s at 25 DEG C.
Steps are as follows for above-mentioned microelectronic chip assembling sealant preparation method:
(1) by the polyvinylidene chloride of the mass fraction, polyketone resin, Amino resin, heat vulcanized silicone rubber, Bromo propanepoxy resin, ready denier oil acid, N-Methyl pyrrolidone, allyl sulphide, ethyl propionate, acetic acid penta Ester, methyl p-hydroxybenzoate, sodium dehydroacetate, dodecyl ethyoxyl sulfobetaines, dimethyl fumarate, attapulgite Powder, white fused alumina micro mist are added in the castor oil of above-mentioned mass fraction, from room temperature with 2 DEG C of the speed of heating up per hour, while stirring It mixes side and is warming up to 60 DEG C, stir evenly, then let cool to room temperature in a manner of 4 DEG C by cooling down per hour, obtain mixture A;
(2) titania powder, tetrabutyl titanate, hydration zinc borate, nano zine oxide, the phosphorus of the mass fraction is added Sour three (butoxyethyl group) esters, from room temperature with 5 DEG C of the speed of heating up per hour, warming while stirring is protected to 80 DEG C, and at 80 DEG C 3h is held, cooled to room temperature obtains mixture B;
(3) triphenyl phosphate, sodium alkyl sulfonate, cocinic acid, glyceryl monostearate, the hydroxyl of the mass fraction is added Methylcellulose, from room temperature with 8 DEG C of the speed of heating up per hour, warming while stirring is to 70 DEG C, in 70 DEG C under stirring 3h is kept, cooled to room temperature obtains mixture C;
(4) remaining ingredient of above-mentioned mass fraction is added in mixture C, in the vacuum condition that vacuum degree is -0.06Mpa Under, from room temperature with 1 DEG C of the speed of heating up per hour, warming while stirring is stirred evenly, is cooled to room temperature to 50 DEG C, obtains this Product.
Embodiment 2
Microelectronic chip in the present embodiment assembles sealant, is grouped as by the group of following mass fraction: gathering inclined two chloroethene 32 parts of alkene, 30 parts of polyketone resin, 30 parts of Amino resin, 28 parts of heat vulcanized silicone rubber, bromo diphenol propane asphalt mixtures modified by epoxy resin 30 parts of rouge, 30 parts of ready denier oil acid, 28 parts of N-Methyl pyrrolidone, 30 parts of allyl sulphide, 30 parts of ethyl propionate, acetic acid penta 28 parts of ester, 28 parts of methyl p-hydroxybenzoate, 28 parts of sodium dehydroacetate, 30 parts of dodecyl ethyoxyl sulfobetaines, rich horse 28 parts of dimethyl phthalate, 26 parts of attapulgite powder, 30 parts of white fused alumina micro mist, 28 parts of cupric oxalate, 26 parts of boron nitride powder, tourmaline 28 parts of powder, 26 parts of Zirconium dioxide powder, 26 parts of titania powder, 26 parts of tetrabutyl titanate, 24 parts of hydration zinc borate, nano oxygen Change 20 parts of zinc, 18 parts of tricresyl phosphate (butoxyethyl group) ester, 18 parts of triphenyl phosphate, 18 parts of sodium alkyl sulfonate, 18 parts of cocinic acid, 18 parts of glyceryl monostearate, 18 parts of hydroxymethyl cellulose, 150 parts of castor oil.
The white fused alumina micro mist is made of the powder of three kinds of partial size mesh numbers, partial size mesh number be respectively 30~50 mesh, 50~ 80 mesh, 80~100 mesh, the mixing quality ratio of above-mentioned three kinds of powders are 8:6:1.
The Zirconium dioxide powder is made of the powder of three kinds of partial size mesh numbers, and partial size mesh number is respectively 30~50 mesh, 50 ~80 mesh, 80~100 mesh, the mixing quality ratio of above-mentioned three kinds of powders are 6:5:1.
The viscosity of the bromo propanepoxy resin is 140mpa.s at 25 DEG C.
The attapulgite powder is made of the powder of three kinds of partial size mesh numbers, and partial size mesh number is respectively 20~50 mesh, 50 ~70 mesh, 70~90 mesh, the mixing quality ratio of above-mentioned three kinds of powders are 5:6:1.
The viscosity of the polyketone resin is 100mpa.s at 25 DEG C.
Steps are as follows for above-mentioned microelectronic chip assembling sealant preparation method:
(1) by the polyvinylidene chloride of the mass fraction, polyketone resin, Amino resin, heat vulcanized silicone rubber, Bromo propanepoxy resin, ready denier oil acid, N-Methyl pyrrolidone, allyl sulphide, ethyl propionate, acetic acid penta Ester, methyl p-hydroxybenzoate, sodium dehydroacetate, dodecyl ethyoxyl sulfobetaines, dimethyl fumarate, attapulgite Powder, white fused alumina micro mist are added in the castor oil of above-mentioned mass fraction, from room temperature with 3 DEG C of the speed of heating up per hour, while stirring It mixes side and is warming up to 75 DEG C, stir evenly, then let cool to room temperature in a manner of 7 DEG C by cooling down per hour, obtain mixture A;
(2) titania powder, tetrabutyl titanate, hydration zinc borate, nano zine oxide, the phosphorus of the mass fraction is added Sour three (butoxyethyl group) esters, from room temperature with 6 DEG C of the speed of heating up per hour, warming while stirring is protected to 85 DEG C, and at 85 DEG C 2h is held, cooled to room temperature obtains mixture B;
(3) triphenyl phosphate, sodium alkyl sulfonate, cocinic acid, glyceryl monostearate, the hydroxyl of the mass fraction is added Methylcellulose, from room temperature with 9 DEG C of the speed of heating up per hour, warming while stirring is to 80 DEG C, in 80 DEG C under stirring 2h is kept, cooled to room temperature obtains mixture C;
(4) remaining ingredient of above-mentioned mass fraction is added in mixture C, in the vacuum condition that vacuum degree is -0.08Mpa Under, from room temperature with 2 DEG C of the speed of heating up per hour, warming while stirring is stirred evenly, is cooled to room temperature to 60 DEG C, obtains this Product.
Embodiment 3
Microelectronic chip in the present embodiment assembles sealant, is grouped as by the group of following mass fraction: gathering inclined two chloroethene 34 parts of alkene, 32 parts of polyketone resin, 32 parts of Amino resin, 30 parts of heat vulcanized silicone rubber, bromo diphenol propane asphalt mixtures modified by epoxy resin 32 parts of rouge, 32 parts of ready denier oil acid, 30 parts of N-Methyl pyrrolidone, 32 parts of allyl sulphide, 32 parts of ethyl propionate, acetic acid penta 30 parts of ester, 30 parts of methyl p-hydroxybenzoate, 30 parts of sodium dehydroacetate, 32 parts of dodecyl ethyoxyl sulfobetaines, rich horse 30 parts of dimethyl phthalate, 28 parts of attapulgite powder, 32 parts of white fused alumina micro mist, 30 parts of cupric oxalate, 28 parts of boron nitride powder, tourmaline 30 parts of powder, 28 parts of Zirconium dioxide powder, 28 parts of titania powder, 28 parts of tetrabutyl titanate, 26 parts of hydration zinc borate, nano oxygen Change 22 parts of zinc, 20 parts of tricresyl phosphate (butoxyethyl group) ester, 20 parts of triphenyl phosphate, 20 parts of sodium alkyl sulfonate, 20 parts of cocinic acid, 20 parts of glyceryl monostearate, 20 parts of hydroxymethyl cellulose, 200 parts of castor oil.
The white fused alumina micro mist is made of the powder of three kinds of partial size mesh numbers, partial size mesh number be respectively 30~50 mesh, 50~ 80 mesh, 80~100 mesh, the mixing quality ratio of above-mentioned three kinds of powders are 12:8:1.
The Zirconium dioxide powder is made of the powder of three kinds of partial size mesh numbers, and partial size mesh number is respectively 30~50 mesh, 50 ~80 mesh, 80~100 mesh, the mixing quality ratio of above-mentioned three kinds of powders are 9:8:1.
The viscosity of the bromo propanepoxy resin is 160mpa.s at 25 DEG C.
The attapulgite powder is made of the powder of three kinds of partial size mesh numbers, and partial size mesh number is respectively 20~50 mesh, 50 ~70 mesh, 70~90 mesh, the mixing quality ratio of above-mentioned three kinds of powders are 8:9:1.
The viscosity of the polyketone resin is 120mpa.s at 25 DEG C.
Steps are as follows for above-mentioned microelectronic chip assembling sealant preparation method:
(1) by the polyvinylidene chloride of the mass fraction, polyketone resin, Amino resin, heat vulcanized silicone rubber, Bromo propanepoxy resin, ready denier oil acid, N-Methyl pyrrolidone, allyl sulphide, ethyl propionate, acetic acid penta Ester, methyl p-hydroxybenzoate, sodium dehydroacetate, dodecyl ethyoxyl sulfobetaines, dimethyl fumarate, attapulgite Powder, white fused alumina micro mist are added in the castor oil of above-mentioned mass fraction, from room temperature with 5 DEG C of the speed of heating up per hour, while stirring It mixes side and is warming up to 90 DEG C, stir evenly, then let cool to room temperature in a manner of 10 DEG C by cooling down per hour, obtain mixture A;
(2) titania powder, tetrabutyl titanate, hydration zinc borate, nano zine oxide, the phosphorus of the mass fraction is added Sour three (butoxyethyl group) esters, from room temperature with 8 DEG C of the speed of heating up per hour, warming while stirring is protected to 90 DEG C, and at 90 DEG C 1h is held, cooled to room temperature obtains mixture B;
(3) triphenyl phosphate, sodium alkyl sulfonate, cocinic acid, glyceryl monostearate, the hydroxyl of the mass fraction is added Methylcellulose, from room temperature with 10 DEG C of the speed of heating up per hour, warming while stirring is to 90 DEG C, in 90 DEG C under stirring 1~3h is kept, cooled to room temperature obtains mixture C;
(4) remaining ingredient of above-mentioned mass fraction is added in mixture C, in the vacuum condition that vacuum degree is -0.1Mpa Under, from room temperature with 3 DEG C of the speed of heating up per hour, warming while stirring is stirred evenly, is cooled to room temperature to 70 DEG C, obtains this Product.
Embodiment 1, embodiment 2 and embodiment 3 and certain commercial product are tested for the property as a control group, as a result such as Under:
Embodiment 1 Embodiment 2 Embodiment 3 Control group
Press flow viscosity/s 77 80 79 50
Density/kgm-3 1.4×103 1.1×103 1.2×103 1.1×103
Solid content/% 94 95 96 82
Surface drying time/min 5 6 5 10
Shore hardness A type/HA 38 35 40 25
Shear strength/MPa 2.5 2.4 2.7 1.8
Elongation at break/% 450 430 440 300
Tensile strength/MPa 2.4 2.3 2.4 1.5
Pressure-resistant stopping property/bar 0.44 0.55 0.45 0.11
From the result in upper table can be seen that sealant provided by the invention with good press flow viscosity, shore hardness, Shear strength, elongation at break, tensile strength, pressure-resistant stopping property is high, has excellent performance.
The above is a preferred embodiment of the present invention, it is noted that for those skilled in the art For, various improvements and modifications may be made without departing from the principle of the present invention, these improvements and modifications are also considered as Protection scope of the present invention.

Claims (1)

1. a kind of microelectronic chip assembles sealant, it is characterised in that: be grouped as by the group of following mass fraction: gathering inclined two chloroethene 30~34 parts of alkene, 28~32 parts of polyketone resin, 28~32 parts of Amino resin, 26~30 parts of heat vulcanized silicone rubber, bromo 28~32 parts of propanepoxy resin, 28~32 parts of ready denier oil acid, 26~30 parts of N-Methyl pyrrolidone, allyl 28~32 parts of thioether, 28~32 parts of ethyl propionate, 26~30 parts of pentyl acetate, 26~30 parts of methyl p-hydroxybenzoate, dehydrogenation 26~30 parts of sodium acetate, 28~32 parts of dodecyl ethyoxyl sulfobetaines, 26~30 parts of dimethyl fumarate, attapulgite 24~28 parts of powder, 28~32 parts of white fused alumina micro mist, 26~30 parts of cupric oxalate, 24~28 parts of boron nitride powder, tourmaline powder 26 ~30 parts, 24~28 parts of Zirconium dioxide powder, 24~28 parts of titania powder, 24~28 parts of tetrabutyl titanate, hydration boric acid 22~26 parts of zinc, 18~22 parts of nano zine oxide, 16~20 parts of tricresyl phosphate (butoxyethyl group) ester, triphenyl phosphate 16~20 Part, 16~20 parts of sodium alkyl sulfonate, 16~20 parts of cocinic acid, 16~20 parts of glyceryl monostearate, hydroxymethyl cellulose 16 ~20 parts, 100~200 parts of castor oil;The white fused alumina micro mist is made of the powder of three kinds of partial size mesh numbers, partial size mesh number difference For 30~50 mesh, 50~80 mesh, 80~100 mesh, the mixing quality ratio of above-mentioned three kinds of powders is 3~12:4~8:1;Described two Zirconium oxide powder is made of the powder of three kinds of partial size mesh numbers, and partial size mesh number is respectively 30~50 mesh, 50~80 mesh, 80~100 Mesh, the mixing quality ratio of above-mentioned three kinds of powders are 3~9:2~8:1;The viscosity of the bromo propanepoxy resin exists 25 DEG C are 120~160mPa s;The attapulgite powder is made of the powder of three kinds of partial size mesh numbers, partial size mesh number point Not Wei 20~50 mesh, 50~70 mesh, 70~90 mesh, the mixing quality ratios of above-mentioned three kinds of powders is 2~8:3~9:1;It is described poly- The viscosity of ketone resin is 80~120mPa s at 25 DEG C;Steps are as follows for the microelectronic chip assembling sealant preparation method:
(1) by the polyvinylidene chloride of the mass fraction, polyketone resin, Amino resin, heat vulcanized silicone rubber, bromo Propanepoxy resin, ready denier oil acid, N-Methyl pyrrolidone, allyl sulphide, ethyl propionate, pentyl acetate, Methyl p-hydroxybenzoate, sodium dehydroacetate, dodecyl ethyoxyl sulfobetaines, dimethyl fumarate, attapulgite powder End, white fused alumina micro mist are added in the castor oil of above-mentioned mass fraction, from room temperature with 2~5 DEG C of the speed of heating up per hour, while stirring It mixes side and is warming up to 60~90 DEG C, stir evenly, then let cool to room temperature in a manner of 4~10 DEG C, mixed by cooling down per hour Object A;
(2) titania powder, tetrabutyl titanate, hydration zinc borate, nano zine oxide, the tricresyl phosphate of the mass fraction is added (butoxyethyl group) ester, from room temperature with 5~8 DEG C of the speed of heating up per hour, warming while stirring to 80~90 DEG C, and 80~ 90 DEG C of 1~3h of holding, cooled to room temperature obtain mixture B;
(3) triphenyl phosphate, sodium alkyl sulfonate, cocinic acid, glyceryl monostearate, the methylol of the mass fraction is added Cellulose, from room temperature with 8~10 DEG C of the speed of heating up per hour, warming while stirring to 70~90 DEG C, under stirring in 70~90 DEG C of 1~3h of holding, cooled to room temperature obtain mixture C;
(4) remaining ingredient of above-mentioned mass fraction is added in mixture C, in the vacuum that vacuum degree is -0.06~-0.1MP a Under the conditions of, from room temperature with 1~3 DEG C of the speed of heating up per hour, warming while stirring is stirred evenly, is cooled to 50~70 DEG C Room temperature obtains this product.
CN201611082923.1A 2016-11-30 2016-11-30 A kind of microelectronic chip assembling sealant Expired - Fee Related CN106753226B (en)

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Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105860923A (en) * 2016-05-08 2016-08-17 王璐 Sealant for electric power distribution cabinet
CN106047282A (en) * 2016-05-31 2016-10-26 孟根森 Sealant for computer network equipment installation

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105860923A (en) * 2016-05-08 2016-08-17 王璐 Sealant for electric power distribution cabinet
CN106047282A (en) * 2016-05-31 2016-10-26 孟根森 Sealant for computer network equipment installation

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