CN109232983A - A kind of butadiene-styrene rubber composite material modified white carbon black - Google Patents
A kind of butadiene-styrene rubber composite material modified white carbon black Download PDFInfo
- Publication number
- CN109232983A CN109232983A CN201810833778.9A CN201810833778A CN109232983A CN 109232983 A CN109232983 A CN 109232983A CN 201810833778 A CN201810833778 A CN 201810833778A CN 109232983 A CN109232983 A CN 109232983A
- Authority
- CN
- China
- Prior art keywords
- carbon black
- white carbon
- butadiene
- parts
- styrene rubber
- 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
Links
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K9/00—Use of pretreated ingredients
- C08K9/04—Ingredients treated with organic substances
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K3/00—Use of inorganic substances as compounding ingredients
- C08K3/34—Silicon-containing compounds
- C08K3/36—Silica
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K9/00—Use of pretreated ingredients
- C08K9/02—Ingredients treated with inorganic substances
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K9/00—Use of pretreated ingredients
- C08K9/04—Ingredients treated with organic substances
- C08K9/06—Ingredients treated with organic substances with silicon-containing compounds
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
- C08K9/00—Use of pretreated ingredients
- C08K9/08—Ingredients agglomerated by treatment with a binding agent
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L9/00—Compositions of homopolymers or copolymers of conjugated diene hydrocarbons
- C08L9/06—Copolymers with styrene
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
- C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Adhesives Or Adhesive Processes (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Processes Of Treating Macromolecular Substances (AREA)
Abstract
The invention belongs to butadiene-styrene rubber composite material white carbon black technical fields, and in particular to a kind of butadiene-styrene rubber composite material modified white carbon black, including epoxy glue preparation, the preparation of white carbon black middle material and mixed processing and vacuum freeze drying.The present invention is had the advantage that in the present invention compared with prior art by being modified to white carbon black, on the basis of reducing additive amount, it is reacted with being crosslinked in butadiene-styrene rubber sulfidation, it interacts, accelerate vulcanization reaction speed, the preferable butadiene-styrene rubber composite material of comprehensive mechanical property is obtained, while gained white carbon black has antibacterial effect.
Description
Technical field
The invention belongs to butadiene-styrene rubber composite material white carbon black technical fields, and in particular to a kind of butadiene-styrene rubber composite material use
Modified white carbon black.
Background technique
Industrial nano silica is also known as white carbon black, it is widely used in electronics as one of super-fine material
Encapsulating material, polymer composite, plastics, coating, rubber, pigment, ceramics, adhesive, glass reinforced plastic, pharmaceutical carrier, makeup
The fields such as product and sterilization material, in recent years since white carbon black market is well sold and in short supply, raw material is easy to get, and invests less, good in economic efficiency, enterprise
Also it in continuous improved technology, expands the scale of production, but still has a long way to go with foreign countries, currently, external precipitated silica produces
Brand number has several hundred kinds, and application field is very extensive, and some kind added values are very high, and Chinese Enterprises have production scale
It is small, energy consumption is high, production automation degree is low, unstable product quality, the few problem of product variety；The prior art (" hydrophobically modified
The research of starch white carbon black butadiene-styrene rubber composite property ", Zhang Zhi is of heap of stone) in by hydrophobic starch to butadiene-styrene rubber reinforcement, white carbon black
Filling is cooperateed with to can be improved the physical property and dynamic property of styrene-butadiene rubber composite material with hydrophobic starch, but in practical applications
It was found that influence the anti-microbial property of butadiene-styrene rubber composite material due to the addition of starch, and in addition add antibacterial agent need to consider it is compound
The problem of mechanical property of materials.
Summary of the invention
The purpose of the present invention is being directed to existing problem, a kind of butadiene-styrene rubber composite material modified white carbon black is provided.
The present invention is achieved by the following technical solutions: a kind of butadiene-styrene rubber composite material modified white carbon black, is modified
Method the following steps are included:
(1) polyvinyl alcohol is mixed with the thiabendazole for being equivalent to the boric acid of its weight 6-10%, 2-4%, is then added and poly- second
The water of the weight such as enol, stirs evenly, and is heated to 70-80 DEG C, and it is spare to be uniformly mixing to obtain epoxy glue；
(2) hydroxyacetic acid immersion treatment 2 hours for being 3-6% with mass concentration by white carbon black, after the completion in 90-100 DEG C of condition
Lower drying, then by its be equivalent to the fatty acid loss water sorbit ester of its weight 4-8%, 1.2-1.6% it is compound silane coupled
Agent, the carbamate of 0.1-0.5%, 0.02-0.06% buffer ground in flour mill, obtain mesh number be 300 hard charcoal
Black middle material；
(3) white carbon black middle material and it will be equivalent to the epoxy glue of its weight 30-40%, the anhydrous cupric sulfate of 2-6%, is in temperature
It is stirred 2-3 hours under conditions of 55-65 DEG C, adjusts pH to 6.2-6.6, be then allowed to stand to room temperature, continue stirring 40-50 minutes；
(4) precipitating is collected by centrifugation, vacuum freeze drying to obtain the final product.
As further improvement of these options, the degree of polymerization of the polyvinyl alcohol is 1500-1900.
As further improvement of these options, the compound silane coupling agent is by titanate coupling agent, vinyl three
Methoxy silane coupling agent and sulfydryl Dimethoxy-ethoxy silane coupling agent are mixed to get with weight ratio 6:2:1.
As further improvement of these options, the buffer is in sodium dihydrogen phosphate, sodium bicarbonate or sodium acetate
One kind.
As further improvement of these options, the vacuum freeze drying condition are as follows: vacuum degree 1 × 104-3×
104Pa, 50-70 DEG C of temperature, drying time 18-24 hour.
As further improvement of these options, mixing speed is 120-180 revs/min in the step (1)；Step
(3) mixing speed is 300-400 revs/min in.
As further improvement of these options, the butadiene-styrene rubber composite material includes the raw material of following parts by weight: fourth
100 parts of benzene rubber, 2 parts of stearic acid, 0.8 part of accelerant CZ, 0.7 part of Vulcanization accelerator TMTD, 2 parts of sulphur, is prevented always 2.5 parts of zinc oxide
1.5 parts of agent 4010NA, 1 part of anti-aging agent RD, 5 parts of coumarone, 5 parts of naphthenic oil, 40 parts of modified white carbon black, benzyl hydrophobically modified form sediment
10 parts of powder, 2 parts of silane coupling agent.
The present invention is had the advantage that compared with prior art by being modified to white carbon black in the present invention, is added in reduction
It on the basis of dosage, reacts, interacts with being crosslinked in butadiene-styrene rubber sulfidation, accelerate vulcanization reaction speed,
The preferable butadiene-styrene rubber composite material of comprehensive mechanical property is obtained, while gained white carbon black has antibacterial effect.
Specific embodiment
Embodiment 1
A kind of butadiene-styrene rubber composite material modified white carbon black, method of modifying the following steps are included:
(1) by polyvinyl alcohol be equivalent to its weight 8% boric acid, 3% thiabendazole mix, be then added with polyvinyl alcohol etc.
The water of weight, stirs evenly, and is heated to 75 DEG C, it is spare to be uniformly mixing to obtain epoxy glue；
(2) it by hydroxyacetic acid immersion treatment 2 hours that white carbon black mass concentration is 4.5%, is dried under conditions of 95 DEG C after the completion
It is dry, then by its be equivalent to the fatty acid loss water sorbit ester of its weight 6%, 1.5% compound silane coupling agent, 0.3% ammonia
Carbamate, 0.04% buffer ground in flour mill, obtain mesh number be 300 white carbon black middle material；
(3) white carbon black middle material and it will be equivalent to the epoxy glue of its weight 35%, 4% anhydrous cupric sulfate, is 60 DEG C in temperature
Under the conditions of stir 2.5 hours, adjust pH to 6.4, be then allowed to stand to room temperature, continue stirring 45 minutes；
(4) precipitating is collected by centrifugation, vacuum freeze drying to obtain the final product.
Wherein, the degree of polymerization of the polyvinyl alcohol is 1500-1900；, the compound silane coupling agent is coupled by titanate esters
Agent, vinyltrimethoxysilane coupling agent and sulfydryl Dimethoxy-ethoxy silane coupling agent are mixed with weight ratio 6:2:1
It arrives；The buffer is one of sodium dihydrogen phosphate, sodium bicarbonate or sodium acetate.
Wherein, the vacuum freeze drying condition are as follows: vacuum degree 2 × 104Pa, temperature 60 C, drying time 21 hours.
Wherein, mixing speed is 150 revs/min in the step (1)；Mixing speed is 350 revs/min in step (3).
Wherein, the butadiene-styrene rubber composite material includes the raw material of following parts by weight: 100 parts of butadiene-styrene rubber, zinc oxide 2.5
Part, 2 parts of stearic acid, 0.8 part of accelerant CZ, 0.7 part of Vulcanization accelerator TMTD, 2 parts of sulphur, 1.5 parts of antioxidant 4010NA, anti-aging agent
1 part of RD, 5 parts of coumarone, 5 parts of naphthenic oil, 40 parts of modified white carbon black, 10 parts of benzyl Hydrophobic Modified Starch, 2 parts of silane coupling agent.
Embodiment 2
A kind of butadiene-styrene rubber composite material modified white carbon black, method of modifying the following steps are included:
(1) by polyvinyl alcohol be equivalent to its weight 6% boric acid, 4% thiabendazole mix, be then added with polyvinyl alcohol etc.
The water of weight, stirs evenly, and is heated to 80 DEG C, it is spare to be uniformly mixing to obtain epoxy glue；
(2) it by hydroxyacetic acid immersion treatment 2 hours that white carbon black mass concentration is 3%, is dried under conditions of 100 DEG C after the completion
It is dry, then by its be equivalent to the fatty acid loss water sorbit ester of its weight 4%, 1.2% compound silane coupling agent, 0.5% ammonia
Carbamate, 0.06% buffer ground in flour mill, obtain mesh number be 300 white carbon black middle material；
(3) white carbon black middle material and it will be equivalent to the epoxy glue of its weight 40%, 6% anhydrous cupric sulfate, is 65 DEG C in temperature
Under the conditions of stir 2 hours, adjust pH to 6.2, be then allowed to stand to room temperature, continue stirring 50 minutes；
(4) precipitating is collected by centrifugation, vacuum freeze drying to obtain the final product.
Wherein, the degree of polymerization of the polyvinyl alcohol is 1500-1900；, the compound silane coupling agent is coupled by titanate esters
Agent, vinyltrimethoxysilane coupling agent and sulfydryl Dimethoxy-ethoxy silane coupling agent are mixed with weight ratio 6:2:1
It arrives；The buffer is one of sodium dihydrogen phosphate, sodium bicarbonate or sodium acetate.
Wherein, the vacuum freeze drying condition are as follows: vacuum degree 3 × 104Pa, temperature 50 C, drying time 24 hours.
Wherein, mixing speed is 180 revs/min in the step (1)；Mixing speed is 400 revs/min in step (3).
Wherein, the butadiene-styrene rubber composite material includes the raw material of following parts by weight: 100 parts of butadiene-styrene rubber, zinc oxide 2.5
Part, 2 parts of stearic acid, 0.8 part of accelerant CZ, 0.7 part of Vulcanization accelerator TMTD, 2 parts of sulphur, 1.5 parts of antioxidant 4010NA, anti-aging agent
1 part of RD, 5 parts of coumarone, 5 parts of naphthenic oil, 40 parts of modified white carbon black, 10 parts of benzyl Hydrophobic Modified Starch, 2 parts of silane coupling agent.
Embodiment 3
A kind of butadiene-styrene rubber composite material modified white carbon black, method of modifying the following steps are included:
(1) by polyvinyl alcohol be equivalent to its weight 10% boric acid, 2% thiabendazole mix, then be added and polyvinyl alcohol
Etc. weight water, stir evenly, be heated to 70 DEG C, it is spare to be uniformly mixing to obtain epoxy glue；
(2) it by hydroxyacetic acid immersion treatment 2 hours that white carbon black mass concentration is 6%, is dried under conditions of 90 DEG C after the completion
It is dry, then by its be equivalent to the fatty acid loss water sorbit ester of its weight 8%, 1.6% compound silane coupling agent, 0.1% ammonia
Carbamate, 0.02% buffer ground in flour mill, obtain mesh number be 300 white carbon black middle material；
(3) white carbon black middle material and it will be equivalent to the epoxy glue of its weight 30%, 2% anhydrous cupric sulfate, is 55 DEG C in temperature
Under the conditions of stir 3 hours, adjust pH to 6.6, be then allowed to stand to room temperature, continue stirring 40 minutes；
(4) precipitating is collected by centrifugation, vacuum freeze drying to obtain the final product.
Wherein, the degree of polymerization of the polyvinyl alcohol is 1500-1900；, the compound silane coupling agent is coupled by titanate esters
Agent, vinyltrimethoxysilane coupling agent and sulfydryl Dimethoxy-ethoxy silane coupling agent are mixed with weight ratio 6:2:1
It arrives；The buffer is one of sodium dihydrogen phosphate, sodium bicarbonate or sodium acetate.
Wherein, the vacuum freeze drying condition are as follows: vacuum degree 1 × 104Pa, temperature 70 C, drying time 18 hours.
Wherein, mixing speed is 120 revs/min in the step (1)；Mixing speed is 300 revs/min in step (3).
Wherein, the butadiene-styrene rubber composite material includes the raw material of following parts by weight: 100 parts of butadiene-styrene rubber, zinc oxide 2.5
Part, 2 parts of stearic acid, 0.8 part of accelerant CZ, 0.7 part of Vulcanization accelerator TMTD, 2 parts of sulphur, 1.5 parts of antioxidant 4010NA, anti-aging agent
1 part of RD, 5 parts of coumarone, 5 parts of naphthenic oil, 40 parts of modified white carbon black, 10 parts of benzyl Hydrophobic Modified Starch, 2 parts of silane coupling agent.
Control group 1 is set, step (1) in embodiment 1 is removed, epoxy glue in step (3) is removed, remaining content is not
Become；Control group 2 is set, step (2) in embodiment 1 is removed, white carbon black middle material is substituted for white carbon black in step (3), remaining
Content is constant；
The tensile property and tearing strength of composite material are tested according to GB/T 528-1998 and GB/T529-1999；It is dense in quality
Degree is equivalent to the modified white carbon black of its weight 5% to be added in 30% gelatinized corn starch, examines to the raw bacterium time of each group white carbon black
It surveys, obtains following result:
Table 1
The synthesis mechanics that compared with prior art can effectively improve butadiene-styrene rubber is can be seen that in the present invention by data in table 1
Performance, while the anti-microbial property of white carbon black can be improved, it is used for butadiene-styrene rubber composite material, its use scope can be extended.
The above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although with reference to the foregoing embodiments
Invention is explained in detail, those skilled in the art should understand that: it still can be to aforementioned each implementation
Technical solution documented by example is modified or equivalent replacement of some of the technical features；And these modification or
Replacement, the spirit and scope for technical solution of various embodiments of the present invention that it does not separate the essence of the corresponding technical solution.
Claims (7)
1. a kind of butadiene-styrene rubber composite material modified white carbon black, which is characterized in that its method of modifying the following steps are included:
(1) polyvinyl alcohol is mixed with the thiabendazole for being equivalent to the boric acid of its weight 6-10%, 2-4%, is then added and poly- second
The water of the weight such as enol, stirs evenly, and is heated to 70-80 DEG C, and it is spare to be uniformly mixing to obtain epoxy glue；
(2) hydroxyacetic acid immersion treatment 2 hours for being 3-6% with mass concentration by white carbon black, after the completion in 90-100 DEG C of condition
Lower drying, then by its be equivalent to the fatty acid loss water sorbit ester of its weight 4-8%, 1.2-1.6% it is compound silane coupled
Agent, the carbamate of 0.1-0.5%, 0.02-0.06% buffer ground in flour mill, obtain mesh number be 300 hard charcoal
Black middle material；
(3) white carbon black middle material and it will be equivalent to the epoxy glue of its weight 30-40%, the anhydrous cupric sulfate of 2-6%, is in temperature
It is stirred 2-3 hours under conditions of 55-65 DEG C, adjusts pH to 6.2-6.6, be then allowed to stand to room temperature, continue stirring 40-50 minutes；
(4) precipitating is collected by centrifugation, vacuum freeze drying to obtain the final product.
2. a kind of butadiene-styrene rubber composite material modified white carbon black as described in claim 1, which is characterized in that the polyvinyl alcohol
The degree of polymerization is 1500-1900.
3. a kind of butadiene-styrene rubber composite material modified white carbon black as described in claim 1, which is characterized in that the compound silane is even
Join agent by titanate coupling agent, vinyltrimethoxysilane coupling agent and sulfydryl Dimethoxy-ethoxy silane coupling agent with
Weight ratio 6:2:1 is mixed to get.
4. a kind of butadiene-styrene rubber composite material modified white carbon black as described in claim 1, which is characterized in that the buffer is phosphorus
One of acid dihydride sodium, sodium bicarbonate or sodium acetate.
5. a kind of butadiene-styrene rubber composite material modified white carbon black as described in claim 1, which is characterized in that the vacuum refrigeration is dry
Dry condition are as follows: vacuum degree 1 × 104-3×104Pa, 50-70 DEG C of temperature, drying time 18-24 hour.
6. a kind of butadiene-styrene rubber composite material modified white carbon black as described in claim 1, which is characterized in that in the step (1)
Mixing speed is 120-180 revs/min；Mixing speed is 300-400 revs/min in step (3).
7. a kind of butadiene-styrene rubber composite material modified white carbon black as described in claim 1, which is characterized in that the butadiene-styrene rubber is compound
Material includes the raw material of following parts by weight: 100 parts of butadiene-styrene rubber, 2 parts of stearic acid, 0.8 part of accelerant CZ, promotees 2.5 parts of zinc oxide
Into TMTD0.7 parts of agent, 2 parts of sulphur, 1.5 parts of antioxidant 4010NA, 1 part of anti-aging agent RD, 5 parts of coumarone, 5 parts of naphthenic oil, change
Property 40 parts of white carbon black, 10 parts of benzyl Hydrophobic Modified Starch, 2 parts of silane coupling agent.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810833778.9A CN109232983A (en) | 2018-07-26 | 2018-07-26 | A kind of butadiene-styrene rubber composite material modified white carbon black |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810833778.9A CN109232983A (en) | 2018-07-26 | 2018-07-26 | A kind of butadiene-styrene rubber composite material modified white carbon black |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109232983A true CN109232983A (en) | 2019-01-18 |
Family
ID=65072495
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810833778.9A Pending CN109232983A (en) | 2018-07-26 | 2018-07-26 | A kind of butadiene-styrene rubber composite material modified white carbon black |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109232983A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114302918A (en) * | 2021-12-01 | 2022-04-08 | 无锡恒诚硅业有限公司 | White carbon black modification method |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000514031A (en) * | 1997-05-02 | 2000-10-24 | ジエイ エム ヒユーバー コーポレイシヨン | Improved silica products for use in elastomers |
| CN101979443A (en) * | 2010-10-12 | 2011-02-23 | 四川久大制盐有限责任公司 | Method for producing modified white carbon black |
| CN106146949A (en) * | 2015-03-27 | 2016-11-23 | 安徽瑞鑫自动化仪表有限公司 | A kind of high-performance modified styrene-butadiene rubber |
| CN106750389A (en) * | 2016-11-17 | 2017-05-31 | 北京化工大学 | A kind of method that wet method prepares white carbon black/solution polymerized butadiene styrene rubber rubber master batch |
-
2018
- 2018-07-26 CN CN201810833778.9A patent/CN109232983A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000514031A (en) * | 1997-05-02 | 2000-10-24 | ジエイ エム ヒユーバー コーポレイシヨン | Improved silica products for use in elastomers |
| CN101979443A (en) * | 2010-10-12 | 2011-02-23 | 四川久大制盐有限责任公司 | Method for producing modified white carbon black |
| CN106146949A (en) * | 2015-03-27 | 2016-11-23 | 安徽瑞鑫自动化仪表有限公司 | A kind of high-performance modified styrene-butadiene rubber |
| CN106750389A (en) * | 2016-11-17 | 2017-05-31 | 北京化工大学 | A kind of method that wet method prepares white carbon black/solution polymerized butadiene styrene rubber rubber master batch |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114302918A (en) * | 2021-12-01 | 2022-04-08 | 无锡恒诚硅业有限公司 | White carbon black modification method |
| WO2023097543A1 (en) * | 2021-12-01 | 2023-06-08 | 无锡恒诚硅业有限公司 | Modification method for white carbon black |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102040663B (en) | Preparation method of narrow-distribution cellulose nanocrystalline | |
| WO2022041429A1 (en) | Anti-fouling gel particles containing rare earth/anti-fouling agent and preparation method therefor | |
| CN110028702B (en) | Nano-silica-doped nano-cellulose material and preparation method and application thereof | |
| CN103627055B (en) | Utilize the method that modified microcrystalline cellulose prepares tire tread glue | |
| CN1908291A (en) | TiO2 nano-sized hydrosol, preparation process thereof and textile finish method | |
| CN106146906A (en) | A kind of preparation method and application of natural emulsion filler | |
| CN108589399A (en) | One kind being based on cellulose base/ZIF-8 composite material and preparation methods | |
| CN1202025C (en) | Process for preparing hydrophilic elastic plastic filler for treating water | |
| CN109232983A (en) | A kind of butadiene-styrene rubber composite material modified white carbon black | |
| CN109722022B (en) | Extrusion and blow molding grade glass fiber reinforced nylon material and preparation method thereof | |
| CN106589602B (en) | A kind of polypropylene/cellulose intercalation nano crystal master batch, preparation method and applications | |
| CN106750993B (en) | A kind of polypropylene/cellulose intercalation nano crystalline composition and preparation method thereof | |
| CN113698669A (en) | White carbon black modified nano barium sulfate and preparation method and application thereof | |
| CN104910441A (en) | Agriculture plastic film capable of increasing soil activity directly after degradation and preparation method thereof | |
| CN102453101A (en) | Method for preparing starch derivative | |
| CN108192407B (en) | Environment-friendly interior wall putty powder and preparation method thereof | |
| CN103936014B (en) | A kind of preparation method of white carbon black | |
| CN109354841A (en) | A kind of manioc waste composite material and preparation method | |
| CN114316658A (en) | Environment-friendly putty for inner wall bottom layer and preparation method thereof | |
| CN109207070B (en) | High-water-resistance acrylate adhesive and preparation method thereof | |
| CN103242683B (en) | Method for preparing vinyl-functionalized white carbon black for reinforcing methyl vinyl silicone rubber | |
| CN102977596B (en) | Vehicle fuse box upper cover and manufacturing method thereof | |
| CN103012603A (en) | Preparation method of starch derivative | |
| CN108948442A (en) | A kind of natural rubber that tear-resistant intensity is high | |
| CN110591261A (en) | Pre-dispersed masterbatch of vulcanization crosslinking activator of acrylate rubber and preparation method 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 | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190118 |
|
| RJ01 | Rejection of invention patent application after publication |