CN109810579A - A kind of liquid flame-proof silicon rubber black slurry and its preparation process - Google Patents

A kind of liquid flame-proof silicon rubber black slurry and its preparation process Download PDF

Info

Publication number
CN109810579A
CN109810579A CN201910048286.3A CN201910048286A CN109810579A CN 109810579 A CN109810579 A CN 109810579A CN 201910048286 A CN201910048286 A CN 201910048286A CN 109810579 A CN109810579 A CN 109810579A
Authority
CN
China
Prior art keywords
carbon black
white carbon
dispersing agent
silicon rubber
blender
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201910048286.3A
Other languages
Chinese (zh)
Inventor
梁展
汪宇
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Dongguan Shenglibao Silicone Technology Co Ltd
Original Assignee
Dongguan Shenglibao Silicone Technology Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Dongguan Shenglibao Silicone Technology Co Ltd filed Critical Dongguan Shenglibao Silicone Technology Co Ltd
Priority to CN201910048286.3A priority Critical patent/CN109810579A/en
Publication of CN109810579A publication Critical patent/CN109810579A/en
Pending legal-status Critical Current

Links

Landscapes

  • Pigments, Carbon Blacks, Or Wood Stains (AREA)
  • Compositions Of Macromolecular Compounds (AREA)

Abstract

The present invention relates to coating and its technical fields of preparation process, more particularly to a kind of liquid silica gel black slurry comprising following composition: vinyl-terminated silicone fluid 70~80%, carbon black 5~15%, white carbon black 5~15%, hydroxy silicon oil 0.5~2%, dispersing agent 0.1~3% and fire retardant 3~10;Preparation process are as follows: by the vinyl-terminated silicone fluid in formula, 5~15% white carbon black and 0.5~2% hydroxy silicon oil are mixed to join in kneader and mediate 30 minutes, and the temperature of kneader is improved and is mediated 1 hour, thick material is obtained;Thick material and remaining vinyl-terminated silicone fluid and dispersing agent, fire retardant are placed in charging basket, mixture is stirred evenly by blender;The revolving speed for reducing blender, carbon black is slowly put into charging basket, and is stirred evenly;Blender is stirred mixture uniform 30~60 minutes;Mixture is ground 3~5 times by three-roller, until compound particles partial size is less than 5um, the present invention not only stablize by simple process, performance, good dispersion, and color marks will not be left in liquid silastic, has a wide range of application.

Description

A kind of liquid flame-proof silicon rubber black slurry and its preparation process
Technical field
The present invention relates to the technical fields more particularly to a kind of liquid flame-proof silicon rubber black of coating and its preparation process Slurry and its preparation process.
Background technique
Oil pastes are to be widely used in paint, plastic processing, field of textiles, and the oil pastes of present commercial type are all It is to use alkyd resin or synthctic fat acid resin for raw material, wetting dispersing agent is added and is formed with improving the dispersibility of toner Product has many advantages, such as that tinting strength, tinting power is good, covering power is good.
But the drawbacks such as generally existing permeability and the transparency and dilution stability difference, it is with black oil pastes Example, in preparation, usual organic pigment and carbon black substance oil factor are high, and prepared product content is not high in existing conventional method, Especially black oil pastes, usually within 20%, the content more than 25% has made seen prepared product content in the market Such compound loses free mobility, and colorant is difficult to continue to disperse in higher boiling polymer, poor compatibility, and leads to mill base Agglomeration, trace in silicon rubber, and preparation process is complicated, it is required at high cost, early seamless colouring can not be done, it is difficult to meet market need It asks.
Summary of the invention
In order to overcome poor fluidity in the oil pastes being currently used in liquid-state silicon gel, disperse unstable disadvantage with not Foot, the purpose of the present invention is to provide a kind of simple process, performance is stable, compatibility is good, and dispersibility is strong, will not be in liquid-state silicon rubber The liquid silica gel black slurry and its preparation process for leaving color marks in glue, and having a wide range of application.
To achieve the above object, the present invention is achieved by the following technical programs:
A kind of liquid flame-proof silicon rubber black slurry, the following composition including accounting for mass percent: vinyl-terminated silicone fluid 70 ~80%, carbon black 5~15%, white carbon black 5~15%, hydroxy silicon oil 0.5~2%, dispersing agent 0.1~3% and fire retardant 3~ 10%.
Further, the dispersing agent is high-molecular type dispersing agent, specially acrylate polymeric, polyurethane or poly- third Olefin(e) acid ester.
Further, the fire retardant is silicon-series five-retardant or phosphorus flame retardant or nitrogenated flame retardant or bromide fire retardant.
Further, the white carbon black is the processed 300 mesh Meteorological Act silica of hexa methyl silazane.
A kind of preparation process of liquid flame-proof silicon rubber black slurry, includes the following steps:
S1, by the vinyl-terminated silicone fluid of half in formula, 5~15% white carbon black and 0.5~2% hydroxy silicon oil mixing It is added in the kneader that temperature is 30 DEG C and mediates 30 minutes, the temperature of kneader is improved to 120 DEG C mediate 1 hour later, Obtain the thick material of white carbon black;
S2, the thick material of the white carbon black that step S1 is obtained and remaining vinyl-terminated silicone fluid and 0.1~3% dispersing agent, 3 ~10% fire retardant is placed in clean charging basket, then by blender with 600~1000 revs/min of revolving speed to being placed in charging basket In mixture stir ten minutes, until uniformly;
S3, the revolving speed for reducing blender slowly put into 5~15% carbon black to step S2 to 150~200 revs/min In charging basket afterwards, and stir evenly;
S4, the revolving speed for improving blender again are extremely stirred the mixture after step S3 with 600~1000 revs/min Even 30~60 minutes;
S5, pass through three-roller again to mixture grinding 3~5 times after step S4, until compound particles partial size is less than 5um It can.
In conclusion compared with prior art, the present invention has the advantages that following substantive distinguishing features outstanding and significant:
(1) present invention is mainly finely combined to using silicone oil polymer with toner, can be used for LSR liquid silica gel, silicone resin, And the coloring of functionality A/B glue, be applied to 3C Electronic Protection set, medical instruments, wearing ornaments, kitchen utensils, sports goods, The fields such as cable accessory, automobile parts, have a wide range of application;
(2) dispersing agent is high-molecular type dispersing agent, specially acrylate polymeric, polyurethane or polyacrylate, by Anchoring group one in them adsorbs with Resin Wound, and other end is again attached with pigment particles packet.Therefore storage stability is high, point It is good to dissipate property, and color marks will not be left in fluid silicone rubber;
(3) white carbon black, after using the mill base for enhancing, the tensile strength and tear strength of sizing material, and fire retardant Addition, can increase its flame retardant property;
(4) manufacture craft of the invention is simple, low manufacture cost, can meet the market demand.
Specific embodiment
Invention is further described With reference to embodiment:
Embodiment one:
A kind of liquid flame-proof silicon rubber black slurry, the following composition including accounting for mass percent: vinyl-terminated silicone fluid 80%, carbon black 5%, white carbon black 5%, hydroxy silicon oil 0.5%, dispersing agent 0.5% and fire retardant 9%.
Wherein, the dispersing agent is high-molecular type dispersing agent, specially acrylate polymeric.
Wherein, the fire retardant is silicon-series five-retardant.
Wherein, the white carbon black is the processed 300 mesh Meteorological Act silica of hexa methyl silazane.
A kind of preparation process of liquid flame-proof silicon rubber black slurry, includes the following steps:
S1, in formula 40% vinyl-terminated silicone fluid, 5% white carbon black and 0.5% hydroxy silicon oil are mixed to join It is mediated in the kneader that temperature is 30 DEG C 30 minutes, the temperature of kneader is improved to 120 DEG C mediate 1 hour later, obtained white The thick material of carbon black;
S2, the thick material of the white carbon black that step S1 is obtained and remaining 40% vinyl-terminated silicone fluid and 0.5% dispersing agent, 9% fire retardant is placed in clean charging basket, then passes through mixing of the blender with 600 revs/min of revolving speed to being placed in charging basket Object stirs ten minutes, until uniformly;
S3, the revolving speed for reducing blender slowly put into 5% carbon black to the charging basket after step S2 to 150 revs/min In, and stir evenly;
S4, the revolving speed for improving blender again are extremely stirred uniform 60 points to the mixture after step S3 with 600 revs/min Clock;
S5, pass through three-roller again to mixture grinding 5 times after step S4, until compound particles partial size is less than 5um.
Embodiment two:
A kind of liquid flame-proof silicon rubber black slurry, the following composition including accounting for mass percent: vinyl-terminated silicone fluid 76%, carbon black 10%, white carbon black 10%, hydroxy silicon oil 0.5%, dispersing agent 0.5% and fire retardant 3%.
Wherein, the dispersing agent is high-molecular type dispersing agent, specially polyurethane.
Wherein, the fire retardant is phosphorus flame retardant.
Wherein, the white carbon black is the processed 300 mesh Meteorological Act silica of hexa methyl silazane.
A kind of preparation process of liquid flame-proof silicon rubber black slurry, includes the following steps:
S1, the vinyl-terminated silicone fluid (38%) by half in formula, 10% white carbon black and 0.5% hydroxy silicon oil mixing It is added in the kneader that temperature is 30 DEG C and mediates 30 minutes, the temperature of kneader is improved to 120 DEG C mediate 1 hour later, Obtain the thick material of white carbon black;
S2, the thick material of the white carbon black that step S1 is obtained and remaining vinyl-terminated silicone fluid (38%) and 0.5% dispersion Agent, 3% fire retardant be placed in clean charging basket, then it is mixed in charging basket to being placed in 800 revs/min of revolving speed by blender It closes object to stir ten minutes, until uniformly;
S3, the revolving speed for reducing blender slowly put into 10% carbon black to the charging basket after step S2 to 170 revs/min In, and stir evenly;
S4, the revolving speed for improving blender again are extremely stirred uniform 40 points to the mixture after step S3 with 800 revs/min Clock;
S5, pass through three-roller again to mixture grinding 3~5 times after step S4, until compound particles partial size is less than 5um It can.
Embodiment three:
A kind of liquid flame-proof silicon rubber black slurry, the following composition including accounting for mass percent: vinyl-terminated silicone fluid 71%, carbon black 8%, white carbon black 8%, hydroxy silicon oil 1%, dispersing agent 2% and fire retardant 10%.
Wherein, the dispersing agent is high-molecular type dispersing agent, specially polyacrylate.
Wherein, the fire retardant is nitrogenated flame retardant.
Wherein, the white carbon black is the processed 300 mesh Meteorological Act silica of hexa methyl silazane.
A kind of preparation process of liquid flame-proof silicon rubber black slurry, includes the following steps:
S1, the vinyl-terminated silicone fluid (35.5%) by half in formula, 8% white carbon black and 1% hydroxy silicon oil mixing It is added in the kneader that temperature is 30 DEG C and mediates 30 minutes, the temperature of kneader is improved to 120 DEG C mediate 1 hour later, Obtain the thick material of white carbon black;
S2, the thick material of the white carbon black that step S1 is obtained and remaining vinyl-terminated silicone fluid (35.5%) and 2% dispersion Agent, 10% fire retardant be placed in clean charging basket, then by blender with 900 revs/min of revolving speed to being placed in charging basket Mixture stirs ten minutes, until uniformly;
S3, the revolving speed for reducing blender slowly put into 8% carbon black to the charging basket after step S2 to 190 revs/min In, and stir evenly;
S4, the revolving speed for improving blender again are extremely stirred uniform 50 points to the mixture after step S3 with 900 revs/min Clock;
S5, pass through three-roller again to mixture grinding 4 times after step S4, until compound particles partial size is less than 5um.
Example IV:
A kind of liquid flame-proof silicon rubber black slurry, the following composition including accounting for mass percent: vinyl-terminated silicone fluid 75%, carbon black 7%, white carbon black 7%, hydroxy silicon oil 2%, dispersing agent 3% and fire retardant 6%.
Wherein, the dispersing agent is high-molecular type dispersing agent, specially acrylate polymeric.
Wherein, the fire retardant is bromide fire retardant.
Wherein, the white carbon black is the processed 300 mesh Meteorological Act silica of hexa methyl silazane.
A kind of preparation process of liquid flame-proof silicon rubber black slurry, includes the following steps:
S1, the vinyl-terminated silicone fluid (37.5%) by half in formula, 7% white carbon black and 2% hydroxy silicon oil mixing It is added in the kneader that temperature is 30 DEG C and mediates 30 minutes, the temperature of kneader is improved to 120 DEG C mediate 1 hour later, Obtain the thick material of white carbon black;
S2, the thick material of the white carbon black that step S1 is obtained and remaining vinyl-terminated silicone fluid (37.5%) and 3% dispersion Agent, 6% fire retardant be placed in clean charging basket, then by blender with 1000 revs/min of revolving speed to being placed in charging basket Mixture stirs ten minutes, until uniformly;
S3, the revolving speed for reducing blender slowly put into 7% carbon black to the charging basket after step S2 to 200 revs/min In, and stir evenly;
S4, the revolving speed for improving blender again are extremely stirred uniform 60 to the mixture after step S3 with 1000 revs/min Minute;
S5, pass through three-roller again to mixture grinding 5 times after step S4, until compound particles partial size is less than 5um.
The present invention mainly uses silicone oil polymer to be finely combined to toner, can be used for LSR liquid silica gel, silicone resin, with And the coloring of functionality A/B glue, it is applied to 3C Electronic Protection set, medical instruments, wearing ornaments, kitchen utensils, sports goods, electricity The fields such as cable fittings, automobile parts, have a wide range of application.
Dispersing agent is high-molecular type dispersing agent, specially acrylate polymeric, polyurethane or polyacrylate, due to it Anchoring group one adsorbed with Resin Wound, other end is again attached with pigment particles packet.Therefore storage stability is high, dispersibility It is good, and color marks will not be left in liquid silastic.
White carbon black, for enhancing using after the mill base, the tensile strength and tear strength of sizing material, and fire retardant adds Add, its flame retardant property can be increased.
It is special to produce the existing sizing material prepared by fluid silicone rubber black slurry on the market in order to confirm above-mentioned correlated performance Product and the present embodiment carry out dependence test, and test data is as shown in the table:
Category of test The prior art Embodiment one Embodiment two Embodiment three Example IV
Tensile strength (MPa) 6.82 7.53 7.55 7.54 7.55
Tear strength (KN/m) 35.73 38.52 38.75 38.56 38.78
Elongation (%) 552 479 482 475 777
Flame retardant rating It is flammable UL94 V-0 UL94 V-0 UL94 V-0 UL94 V-0
In conclusion poor fluidity in oil pastes of the invention, disperses unstable disadvantage and deficiency, it is of the invention It is designed to provide that a kind of simple process, performance is stable, compatibility is good, dispersibility is strong, and color will not be left in fluid silicone rubber Trace, and have a wide range of application.
For those skilled in the art, it is various corresponding that other can be made according to above technical scheme and design Change and deformation, and all these change and modification all should belong within the scope of protection of the claims of the present invention.

Claims (5)

1. a kind of liquid flame-proof silicon rubber black slurry, which is characterized in that the following composition including accounting for mass percent: end ethylene Base silicone oil 70~80%, carbon black 5~15%, white carbon black 5~15%, hydroxy silicon oil 0.5~2%, dispersing agent 0.1~3% and resistance Fire agent 3~10%.
2. a kind of liquid flame-proof silicon rubber black slurry according to claim 1, which is characterized in that the dispersing agent is height Molecule-type dispersing agent, specially acrylate polymeric, polyurethane or polyacrylate.
3. a kind of liquid flame-proof silicon rubber black slurry according to claim 1, which is characterized in that the fire retardant is silicon Flame retardant or phosphorus flame retardant or nitrogenated flame retardant or bromide fire retardant.
4. a kind of liquid flame-proof silicon rubber black slurry according to claim 1, which is characterized in that the white carbon black is six The processed 300 mesh Meteorological Act silica of methylsilazane.
5. a kind of preparation process of liquid flame-proof silicon rubber black slurry according to any one of claims 1 to 4, special Sign is, includes the following steps:
S1, by the vinyl-terminated silicone fluid of half in formula, 5~15% white carbon black and 0.5~2% hydroxy silicon oil are mixed and are added It is mediated in the kneader for being 30 DEG C to temperature 30 minutes, the temperature of kneader is improved to 120 DEG C mediate 1 hour later, obtained The thick material of white carbon black;
S2, the thick material of the white carbon black that step S1 is obtained and remaining vinyl-terminated silicone fluid and 0.1~3% dispersing agent, 3~ 10% fire retardant is placed in clean charging basket, then by blender with 600~1000 revs/min of revolving speed to being placed in charging basket Mixture stir ten minutes, until uniformly;
S3, the revolving speed for reducing blender slowly put into 5~15% carbon black to step S2 to 150~200 revs/min In charging basket, and stir evenly;
S4, the revolving speed for improving blender again are extremely stirred uniform 30 to the mixture after step S3 with 600~1000 revs/min ~60 minutes;
S5, pass through three-roller again to mixture grinding 3~5 times after step S4, until compound particles partial size is less than 5um.
CN201910048286.3A 2019-01-18 2019-01-18 A kind of liquid flame-proof silicon rubber black slurry and its preparation process Pending CN109810579A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201910048286.3A CN109810579A (en) 2019-01-18 2019-01-18 A kind of liquid flame-proof silicon rubber black slurry and its preparation process

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201910048286.3A CN109810579A (en) 2019-01-18 2019-01-18 A kind of liquid flame-proof silicon rubber black slurry and its preparation process

Publications (1)

Publication Number Publication Date
CN109810579A true CN109810579A (en) 2019-05-28

Family

ID=66604580

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201910048286.3A Pending CN109810579A (en) 2019-01-18 2019-01-18 A kind of liquid flame-proof silicon rubber black slurry and its preparation process

Country Status (1)

Country Link
CN (1) CN109810579A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113861697A (en) * 2021-10-15 2021-12-31 东莞天绘新材料有限公司 Liquid silica gel with excellent dispersibility and preparation method thereof

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103555070A (en) * 2013-10-25 2014-02-05 上海韩基化工科技有限公司 Method for processing super-concentrated oil-based colour paste
CN107254177A (en) * 2017-07-01 2017-10-17 东莞市良展有机硅科技有限公司 A kind of use for synthetic leather flame retardant silica gel and preparation method thereof

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103555070A (en) * 2013-10-25 2014-02-05 上海韩基化工科技有限公司 Method for processing super-concentrated oil-based colour paste
CN107254177A (en) * 2017-07-01 2017-10-17 东莞市良展有机硅科技有限公司 A kind of use for synthetic leather flame retardant silica gel and preparation method thereof

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
朱万强: "涂料与颜料标准应用手册 下", vol. 1, 西南交通大学出版社, pages: 1089 *

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113861697A (en) * 2021-10-15 2021-12-31 东莞天绘新材料有限公司 Liquid silica gel with excellent dispersibility and preparation method thereof

Similar Documents

Publication Publication Date Title
CN102617916A (en) Composition of color high-concentration mono-color master batch for polyolefin
CN106753132A (en) A kind of halogen-free flame-resistant high-temperature-resistant tough epoxy adhesive and preparation method thereof
CN101250358A (en) Flame-proof nitrocellulose lacquer prepared by halogen-free flame retardant and preparation method thereof
CN105153847A (en) Water-based glass high-temperature baking varnish and preparation method thereof
CN109810579A (en) A kind of liquid flame-proof silicon rubber black slurry and its preparation process
CN107841234A (en) A kind of silicon-modified epoxy acrylic acid allochroic paint and preparation method thereof
CN107761393A (en) A kind of flame-retardant coating fabric and its preparation technology
CN109913080A (en) A kind of novel solvent-free electrostatic conductive anticorrosion paint
JP2002025338A (en) Coloring conductive paste and conductive laminate using the same, and manufacturing method of the same
CN101921513B (en) Polyvinyl chloride (PVC) pigment color paste
CN109111836A (en) A kind of production method of modified internal and external wall coating
CN112694653B (en) Environment-friendly high-molecular pre-dispersed pigment and preparation method and application thereof
CN104861827A (en) Solvent-free epoxy self-leveling floor coating suitable for low-temperature environment
CN109054463A (en) A kind of preparation method of the polymolecularity pigment for PVC film structural material
CN105348916B (en) A kind of polymolecularity high thixotropic Neutral writing ink and preparation method thereof
CN107286743A (en) A kind of boiling water resistance water-based ink printed applied to PVC
CN109897423A (en) A kind of cavity flooding material and preparation method thereof
KR20110131869A (en) A method of manufacturing printing ink and ink composition manufactured by the method
CN104861470A (en) PBT filling color master batch
CN104356690A (en) Modified calcium carbonate with flame-retardant effect and preparation method thereof
CN115975287B (en) Enhanced high-weather-resistance color master batch and preparation method thereof
CN103694586A (en) PVC black master batch
CN108641241A (en) A kind of modified fluorubber and preparation method thereof
CN110016240B (en) Cationic black dye composition and preparation method and application thereof
CN109504119B (en) Black pigment and preparation method and application thereof

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination