CN106220820A - A kind of uniform dispersing method of lignocellulose - Google Patents
A kind of uniform dispersing method of lignocellulose Download PDFInfo
- Publication number
- CN106220820A CN106220820A CN201610697960.7A CN201610697960A CN106220820A CN 106220820 A CN106220820 A CN 106220820A CN 201610697960 A CN201610697960 A CN 201610697960A CN 106220820 A CN106220820 A CN 106220820A
- Authority
- CN
- China
- Prior art keywords
- processed material
- lignocellulose
- filtrated
- filtrate
- microwave
- 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
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
- C08G18/72—Polyisocyanates or polyisothiocyanates
- C08G18/74—Polyisocyanates or polyisothiocyanates cyclic
- C08G18/76—Polyisocyanates or polyisothiocyanates cyclic aromatic
- C08G18/7657—Polyisocyanates or polyisothiocyanates cyclic aromatic containing two or more aromatic rings
- C08G18/7664—Polyisocyanates or polyisothiocyanates cyclic aromatic containing two or more aromatic rings containing alkylene polyphenyl groups
- C08G18/7671—Polyisocyanates or polyisothiocyanates cyclic aromatic containing two or more aromatic rings containing alkylene polyphenyl groups containing only one alkylene bisphenyl group
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/40—High-molecular-weight compounds
- C08G18/64—Macromolecular compounds not provided for by groups C08G18/42 - C08G18/63
- C08G18/6492—Lignin containing materials; Wood resins; Wood tars; Derivatives thereof
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
- C08G18/65—Low-molecular-weight compounds having active hydrogen with high-molecular-weight compounds having active hydrogen
- C08G18/6505—Low-molecular-weight compounds having active hydrogen with high-molecular-weight compounds having active hydrogen the low-molecular compounds being compounds of group C08G18/32 or polyamines of C08G18/38
- C08G18/6511—Low-molecular-weight compounds having active hydrogen with high-molecular-weight compounds having active hydrogen the low-molecular compounds being compounds of group C08G18/32 or polyamines of C08G18/38 compounds of group C08G18/3203
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
- C08G18/72—Polyisocyanates or polyisothiocyanates
- C08G18/73—Polyisocyanates or polyisothiocyanates acyclic
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
- C08G18/72—Polyisocyanates or polyisothiocyanates
- C08G18/74—Polyisocyanates or polyisothiocyanates cyclic
- C08G18/75—Polyisocyanates or polyisothiocyanates cyclic cycloaliphatic
- C08G18/758—Polyisocyanates or polyisothiocyanates cyclic cycloaliphatic containing two or more cycloaliphatic rings
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
- C08G18/00—Polymeric products of isocyanates or isothiocyanates
- C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
- C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
- C08G18/72—Polyisocyanates or polyisothiocyanates
- C08G18/74—Polyisocyanates or polyisothiocyanates cyclic
- C08G18/76—Polyisocyanates or polyisothiocyanates cyclic aromatic
- C08G18/7614—Polyisocyanates or polyisothiocyanates cyclic aromatic containing only one aromatic ring
Landscapes
- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Wood Science & Technology (AREA)
- Polyurethanes Or Polyureas (AREA)
Abstract
The invention provides the uniform dispersing method of a kind of lignocellulose, belong to chemical field, including raw material pulverizing, alkali process, microwave acid treatment, polymerization process and regrinding.The lignocellulose processed by the present invention, it is processed by acid, alkali and makes powder body embrittlement, expands its microcellular structure, graft reaction is passed through with polymer, and combine physics process for refining, make the lignocellulose good dispersion made, fineness can reach 300～800 mesh, and can remain in that microcellular structure；Adding in coating, it can dispersed be opened so that coating have excellent insulation, heat insulation, insulate against sound, insulate and permeability, thermal expansion is not flaked, and improves anti-deep layer cracking performance and scraping and wiping resistance performance.
Description
Technical field
The invention belongs to chemical field, particularly relate to the uniform dispersing method of a kind of lignocellulose.
Background technology
Lignocellulose (lignocellulose) is that natural reproducible timber obtains through chemical treatment, Mechanical Method processing
Organic wadding fibrous material, nontoxic, tasteless, pollution-free, "dead".Lignocellulose is water insoluble, weak acid and hydroxide
Sodium solution；PH value is neutral, can improve system corrosion resistance；Its proportion is little, specific surface area is big, have excellent insulation, heat insulation, every
Sound, insulation and permeability, thermal expansion is not the most flaked and is not ftractureed；Higher wet film intensity and coverage effect；Have excellent
Pliability and dispersibility, form tridimensional network, enhance support force and the endurance of system, can improve system after mixing
Stability, intensity, degree of compaction and the uniformity；The structural viscosity of wood fibre, the prefabricated slurry (dry and wet material) making to process equal
Even property maintains the original state and stablizes and reduce contraction and the expansion of system, makes the precision of construction or prefabricated component be greatly improved；Have the strongest
Antifreeze and solar heat protection ability.Therefore lignocellulose be widely used in water-proof putty powder, exterior-wall heat insulation slurry, mineral mortar, ceramic tile glue
In knot agent and wall surface mortar.But the manufacture method of the lignocellulose of routine causes it to disperse not, affect the anti-deep of coating
Layer cracking performance, reduces its scratch-resistant ability.
Summary of the invention
For solving above-mentioned technical problem, the invention provides the uniform dispersing method of a kind of lignocellulose.
The uniform dispersing method of a kind of lignocellulose, comprises the following steps:
1) raw material pulverizing, smashes into the coarse powder of 10～50 mesh by raw material；
2) alkali process, coarse powder is soaked in mass concentration be 5～10% sodium hydroxide solution in, temperature is 20～100
DEG C, soak 1～8h, being filtrated to get filtrate is processed material A；
3) microwave acid treatment, it is 5～the hydrochloric acid of 10%, 3～6% strongly acidic styrene that processed material A is placed in mass concentration
Cation exchanger resin and 4～7% silicofluoric acid solution in, be then placed within 1000 watts, the microwave Muffle furnace of 2450MHz
In, do dry type or wet type microwave combustion method, temperature is between 100～150 DEG C, and the process time is 1～5h, is filtrated to get filtrate
For processed material B；
4) polymerization processes, by processed material B, diisocyanate, HMPA, alcohol compound according to 100:2～
The ratio mixing of 5:5～8:150～200, in the environment of 50～100 DEG C, stirring reflection 30～100min, is filtrated to get filtrate
For processed material C；
5) regrinding, in processed material C, addition 0.05～0.1% grinding aid are ground, and screening obtains 300～800
Purpose fine powder.
Further, comprise the following steps:
1) raw material pulverizing, smashes into the coarse powder of 10～50 mesh by raw material；
2) alkali process, coarse powder is soaked in the sodium hydroxide solution that mass concentration is 8%, temperature is 80 DEG C, soak 1～
8h, being filtrated to get filtrate is processed material A；
3) microwave acid treatment, is placed in hydrochloric acid, 4% strongly acidic styrene's cation that mass concentration is 7% by processed material A
Exchanger resin and 5% silicofluoric acid solution in, be then placed within 1000 watts, in the microwave Muffle furnace of 2450MHz, do dry type or
Wet type microwave combustion method, temperature is between 120 DEG C, and the process time is 3h, and being filtrated to get filtrate is processed material B；
4) polymerization processes, by processed material B, diisocyanate, HMPA, alcohol compound according to 100:3:7:
The ratio mixing of 180, stirring reflection 70min in the environment of 50～100 DEG C, being filtrated to get filtrate is processed material C；
5) regrinding, adds 0.08% grinding aid in processed material C and is ground, and it is thin that screening obtains 300～800 purposes
Powder.
Further, described diisocyanate is at least one in MDI, TDI, HDI, HMDI.
Further, described alcohol compound is at least in ethanol, ethylene glycol, propylene glycol, butanediol, hexanediol
Kind.
Further, described grinding aid is organic-silicon-modified polyacrylate and the sodium silicate of equivalent.
The beneficial effects of the present invention is: the lignocellulose processed by the present invention, it is processed by acid, alkali and makes powder
Body is brittle, expand its microcellular structure, with polymer by graft reaction, and combines physics process for refining so that making wooden
Cellulose good dispersion, fineness can reach 300～800 mesh, and can remain in that microcellular structure；Adding in coating, it can
Dispersed open so that coating have excellent insulation, heat insulation, insulate against sound, insulate and permeability, thermal expansion is not flaked,
Improve anti-deep layer cracking performance and scraping and wiping resistance performance.
Detailed description of the invention
Technical scheme is described further below, but claimed scope is not limited to described.
Embodiment one
Present embodiments provide the uniform dispersing method of a kind of lignocellulose, comprise the following steps:
1) raw material pulverizing, smashes into the coarse powder of 10～50 mesh by raw material；
2) alkali processes, and is soaked in by coarse powder in the sodium hydroxide solution that mass concentration is 5%, and temperature is 20 DEG C, soaks 1h,
Being filtrated to get filtrate is processed material A；
3) microwave acid treatment, is placed in hydrochloric acid, 3% strongly acidic styrene's cation that mass concentration is 5% by processed material A
Exchanger resin and 4% silicofluoric acid solution in, be then placed within 1000 watts, in the microwave Muffle furnace of 2450MHz, do dry type or
Wet type microwave combustion method, temperature is between 100 DEG C, and the process time is 1h, and being filtrated to get filtrate is processed material B；
4) polymerization processes, by processed material B, diisocyanate, HMPA, alcohol compound according to 100:2:5:
The ratio mixing of 150, stirring reflection 30min in the environment of 50 DEG C, being filtrated to get filtrate is processed material C；Two described isocyanides
Acid esters is at least one in MDI, TDI, HDI, HMDI, and the present embodiment selects MDI, and described alcohol compound is ethanol, second
At least one in glycol, propylene glycol, butanediol, hexanediol, the present embodiment selects ethanol；
5) regrinding, adds 0.05% grinding aid in processed material C and is ground, and it is thin that screening obtains 300～800 purposes
Powder, described grinding aid is organic-silicon-modified polyacrylate and the sodium silicate of equivalent.
Embodiment two
Present embodiments provide the uniform dispersing method of a kind of lignocellulose, comprise the following steps:
1) raw material pulverizing, smashes into the coarse powder of 10～50 mesh by raw material；
2) alkali processes, and is soaked in by coarse powder in the sodium hydroxide solution that mass concentration is 10%, and temperature is 100 DEG C, soaks
8h, being filtrated to get filtrate is processed material A；
3) microwave acid treatment, processed material A is placed in hydrochloric acid that mass concentration is 10%, 6% strongly acidic styrene be sun from
Sub-exchange resin and 4～7% silicofluoric acid solution in, be then placed within 1000 watts, in the microwave Muffle furnace of 2450MHz, do dry
Formula or wet type microwave combustion method, temperature is between 150 DEG C, and the process time is 5h, and being filtrated to get filtrate is processed material B；
4) polymerization processes, by processed material B, diisocyanate, HMPA, alcohol compound according to 100:5:8:
The ratio mixing of 200, stirring reflection 100min in the environment of 100 DEG C, being filtrated to get filtrate is processed material C；Described two are different
Cyanate is at least one in MDI, TDI, HDI, HMDI, and the present embodiment selects HDI；Described alcohol compound be ethanol,
At least one in ethylene glycol, propylene glycol, butanediol, hexanediol, the present embodiment selects butanediol；
5) regrinding, adds 0.1% grinding aid in processed material C and is ground, and it is thin that screening obtains 300～800 purposes
Powder, described grinding aid is organic-silicon-modified polyacrylate and the sodium silicate of equivalent.
Embodiment three
Present embodiments provide the uniform dispersing method of a kind of lignocellulose, comprise the following steps:
1) raw material pulverizing, smashes into the coarse powder of 10～50 mesh by raw material；
2) alkali process, coarse powder is soaked in the sodium hydroxide solution that mass concentration is 8%, temperature is 80 DEG C, soak 1～
8h, being filtrated to get filtrate is processed material A；
3) microwave acid treatment, is placed in hydrochloric acid, 4% strongly acidic styrene's cation that mass concentration is 7% by processed material A
Exchanger resin and 5% silicofluoric acid solution in, be then placed within 1000 watts, in the microwave Muffle furnace of 2450MHz, do dry type or
Wet type microwave combustion method, temperature is between 120 DEG C, and the process time is 3h, and being filtrated to get filtrate is processed material B；
4) polymerization processes, by processed material B, diisocyanate, HMPA, alcohol compound according to 100:3:7:
The ratio mixing of 180, stirring reflection 70min in the environment of 50～100 DEG C, being filtrated to get filtrate is processed material C；Described two
Isocyanates is at least one in MDI, TDI, HDI, HMDI, and the present embodiment selects MDI and HMDI of equivalent；Described alcohols
Compound is at least one in ethanol, ethylene glycol, propylene glycol, butanediol, hexanediol, and the present embodiment selects the ethylene glycol of equivalent
And propylene glycol；
5) regrinding, adds 0.08% grinding aid in processed material C and is ground, and it is thin that screening obtains 300～800 purposes
Powder；Described grinding aid is organic-silicon-modified polyacrylate and the sodium silicate of equivalent.
Claims (5)
1. the uniform dispersing method of a lignocellulose, it is characterised in that: comprise the following steps:
1) raw material pulverizing, smashes into the coarse powder of 10～50 mesh by raw material；
2) alkali process, coarse powder is soaked in mass concentration be 5～10% sodium hydroxide solution in, temperature is 20～100 DEG C, leaching
Bubble 1～8h, being filtrated to get filtrate is processed material A；
3) microwave acid treatment, processed material A is placed in mass concentration be 5～the hydrochloric acid of 10%, 3～6% strongly acidic styrene be sun
Ion exchange resin and 4～7% silicofluoric acid solution in, be then placed within 1000 watts, in the microwave Muffle furnace of 2450MHz, do
Dry type or wet type microwave combustion method, temperature is between 100～150 DEG C, and the process time is 1～5h, is filtrated to get filtrate for place
Reason thing B；
4) polymerization processes, by processed material B, diisocyanate, HMPA, alcohol compound according to 100:2～5:5～
The ratio mixing of 8:150～200, stirring reflection 30～100min in the environment of 50～100 DEG C, it is filtrated to get filtrate for processing
Thing C；
5) regrinding, in processed material C, addition 0.05～0.1% grinding aid are ground, and screening obtains 300～800 purposes
Fine powder.
2. the uniform dispersing method of lignocellulose as claimed in claim 1, it is characterised in that: comprise the following steps:
1) raw material pulverizing, smashes into the coarse powder of 10～50 mesh by raw material；
2) alkali processes, and is soaked in by coarse powder in the sodium hydroxide solution that mass concentration is 8%, and temperature is 80 DEG C, soaks 1～8h,
Being filtrated to get filtrate is processed material A；
3) microwave acid treatment, is placed in hydrochloric acid, 4% strongly acidic styrene's cation exchange that mass concentration is 7% by processed material A
Resin and 5% silicofluoric acid solution in, be then placed within 1000 watts, in the microwave Muffle furnace of 2450MHz, do dry type or wet type
Microwave combustion method, temperature is between 120 DEG C, and the process time is 3h, and being filtrated to get filtrate is processed material B；
4) polymerization processes, by processed material B, diisocyanate, HMPA, alcohol compound according to 100:3:7:180
Ratio mixing, in the environment of 50～100 DEG C stirring reflection 70min, being filtrated to get filtrate is processed material C；
5) regrinding, adds 0.08% grinding aid in processed material C and is ground, and screening obtains the fine powder of 300～800 mesh i.e.
Can.
3. the uniform dispersing method of lignocellulose as claimed in claim 1 or 2, it is characterised in that: two described Carbimide .s
Ester is at least one in MDI, TDI, HDI, HMDI.
4. the uniform dispersing method of lignocellulose as claimed in claim 1, it is characterised in that: described alcohol compound is
At least one in ethanol, ethylene glycol, propylene glycol, butanediol, hexanediol.
5. the uniform dispersing method of lignocellulose as claimed in claim 1, it is characterised in that: described grinding aid is equivalent
Organic-silicon-modified polyacrylate and sodium silicate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610697960.7A CN106220820A (en) | 2016-08-20 | 2016-08-20 | A kind of uniform dispersing method of lignocellulose |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610697960.7A CN106220820A (en) | 2016-08-20 | 2016-08-20 | A kind of uniform dispersing method of lignocellulose |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106220820A true CN106220820A (en) | 2016-12-14 |
Family
ID=57554300
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610697960.7A Pending CN106220820A (en) | 2016-08-20 | 2016-08-20 | A kind of uniform dispersing method of lignocellulose |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106220820A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10501588B2 (en) * | 2015-08-18 | 2019-12-10 | Jiangnan University | Grafting method for rice straw fiber modification |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101481459A (en) * | 2008-12-23 | 2009-07-15 | 中国人民解放军总后勤部军需装备研究所 | Micropore ligno-cellulose ultramicro powder, as well as preparation method and application thereof |
| CN101638442A (en) * | 2009-08-28 | 2010-02-03 | 中国科学院西双版纳热带植物园 | Method for hydrolyzing lignocellulose |
| CN105377958A (en) * | 2013-05-03 | 2016-03-02 | 威尔迪亚公司 | Production methodology of hydrolyzed collagen using swiftlet nest as raw material |
-
2016
- 2016-08-20 CN CN201610697960.7A patent/CN106220820A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101481459A (en) * | 2008-12-23 | 2009-07-15 | 中国人民解放军总后勤部军需装备研究所 | Micropore ligno-cellulose ultramicro powder, as well as preparation method and application thereof |
| CN101638442A (en) * | 2009-08-28 | 2010-02-03 | 中国科学院西双版纳热带植物园 | Method for hydrolyzing lignocellulose |
| CN105377958A (en) * | 2013-05-03 | 2016-03-02 | 威尔迪亚公司 | Production methodology of hydrolyzed collagen using swiftlet nest as raw material |
Non-Patent Citations (2)
| Title |
|---|
| 李子东等: "《胶粘剂助剂》", 30 June 2009 * |
| 郑水林等: "《非金属矿加工技术与应用手册》", 30 May 2005 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US10501588B2 (en) * | 2015-08-18 | 2019-12-10 | Jiangnan University | Grafting method for rice straw fiber modification |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US8425717B2 (en) | Phosphate bonded composites and methods | |
| CN106186854A (en) | A kind of fire-type modified expanded perlite insulation board and production method thereof | |
| CN103540243A (en) | Nano flame-retardant coating | |
| CN104650714A (en) | Flame-retardant waterproof coating for interior wall of building and preparation method thereof | |
| CN113698166A (en) | High-strength fly ash brick and preparation method thereof | |
| CN109021524A (en) | A kind of novel environment friendly ceiling tile materials and preparation method thereof | |
| CN104211316B (en) | A kind of toughness reinforcing crack resist at mortar of luffa fibers, preparation method and application | |
| CN108690295A (en) | A kind of environment-friendly PVC wood plastic composite | |
| CN111692459A (en) | Fluorinated silica nanoparticle composite cucurbituril sponge vacuum insulation board core material and preparation method thereof | |
| CN106220820A (en) | A kind of uniform dispersing method of lignocellulose | |
| CN102674882A (en) | Self-temperature-control phase change heat storage energy-saving material | |
| CN102381862A (en) | Heat-insulating coating for building | |
| CN106186921A (en) | A kind of mineral fibre enhancement mode modified expanded perlite insulation board and production method thereof | |
| CN105152583A (en) | Mothproof and synergistic thermal insulation mortar and preparation method thereof | |
| CN112430057A (en) | Multifunctional biomass composite building material and preparation method thereof | |
| CN116283002A (en) | Concrete modifier, preparation method thereof and concrete | |
| CN107814535A (en) | A kind of concrete with good ductility | |
| CN103288400A (en) | Concrete containing alkali residue as admixture and preparation method thereof | |
| CN112063218A (en) | Sound-insulation and heat-preservation putty for buildings and preparation method thereof | |
| CN107266926A (en) | A kind of environment-friendly materials and preparation method thereof | |
| CN109485873A (en) | A kind of production method of lignocellulosic | |
| CN109694214B (en) | Novel bonding material for expanded perlite insulation board and preparation method and application thereof | |
| CN111454034A (en) | Preparation method of anti-crack mortar | |
| CN111691803A (en) | Composite door with fireproof and sound insulation functions and preparation method and application thereof | |
| CN101372406A (en) | Heat insulating waterproof powder |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20180806 Address after: 541000 Guilin, the Guangxi Zhuang Autonomous Region, Yanshan District, zhe Mu town 091 County Road North 250 meters green square village Applicant after: Guangxi Bolin joint longitudinal new building materials Co., Ltd. Address before: 541000 Guilin, the Guangxi Zhuang Autonomous Region City, county, Longshui Town, Shan Po village, Tao Tian La village 018 Applicant before: Xie Yumeng |
|
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20161214 |