CN101948279A - Polyphenyl granule sticking and laying slurry containing A2 class rubber powder and preparation method thereof - Google Patents

Polyphenyl granule sticking and laying slurry containing A2 class rubber powder and preparation method thereof Download PDF

Info

Publication number
CN101948279A
CN101948279A CN 201010292011 CN201010292011A CN101948279A CN 101948279 A CN101948279 A CN 101948279A CN 201010292011 CN201010292011 CN 201010292011 CN 201010292011 A CN201010292011 A CN 201010292011A CN 101948279 A CN101948279 A CN 101948279A
Authority
CN
China
Prior art keywords
polyphenyl particle
parts
pastes
glue powder
rubber powder
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.)
Granted
Application number
CN 201010292011
Other languages
Chinese (zh)
Other versions
CN101948279B (en
Inventor
王川
胡永腾
朱青
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.)
BEIJING ZHENLI GAOXIN TECHNOLOGY Co Ltd
Original Assignee
BEIJING ZHENLI GAOXIN 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 BEIJING ZHENLI GAOXIN TECHNOLOGY Co Ltd filed Critical BEIJING ZHENLI GAOXIN TECHNOLOGY Co Ltd
Priority to CN 201010292011 priority Critical patent/CN101948279B/en
Publication of CN101948279A publication Critical patent/CN101948279A/en
Application granted granted Critical
Publication of CN101948279B publication Critical patent/CN101948279B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Landscapes

  • Compositions Of Macromolecular Compounds (AREA)

Abstract

The invention relates to a polyphenyl granule sticking and laying slurry containing A2 class rubber powder and a preparation method thereof. The preparation method comprises the following steps of: evenly stirring 40 to 70 parts of concrete, 20 to 40 parts of active filler, 5 to 10 parts of inorganic flame retardant, 2 to 4 parts of rubber powder, 0.5 to 1.5 parts of fiber, 1.0 to 3.0 parts of lignin and 0.5 to 2.0 parts of cellulose ether in proportions by weight into the polyphenyl granule sticking and laying rubber powder containing the rubber powder; evenly mixing 80 to 90 parts of polyphenyl granules and 10 to 20 parts of perlite according to the volume proportions into light aggregate; mixing the polyphenyl granule sticking and laying rubber powder containing the rubber powder and water according to the weight ratio of 1:(1-1.5) and stirring for 3 to 5min; adding 150 to 200L of the light aggregate to per 35kg of the polyphenyl granule sticking and laying rubber powder containing the rubber powder and stirring for 3min; and evenly stirring to obtain the polyphenyl granule sticking and laying rubber powder containing the rubber powder. The slurry has good compatibility and bonding performance with various inorganic and organic thermal insulation materials; the combustion performance thereof can reach A2 class after molding and maintenance.

Description

A2 level glue powder polyphenyl particle pastes builds slurry and preparation method thereof
Technical field
The present invention relates to a kind of exterior-wall heat insulation material of construction and preparation method thereof, particularly relate to a kind of glue powder polyphenyl particle slurry and preparation method thereof.
Background technology
Adhesive polystyrene granule heat-insulating mortar is the main lagging material in the composite polyphenylene granule exterior wall heat preserving system.The prescription of existing adhesive polystyrene granule heat-insulating mortar is made up of rubber powder and light-weight aggregate, and two kinds of material bag distribution packagings add water in proportion and stir during use.The rubber powder of common adhesive polystyrene granule heat-insulating mortar and the weight ratio of water are 1:2, and the proportioning of rubber powder and granular polystyrene is added the 8L granular polystyrene for the 1kg rubber powder.
Existing adhesive powder-polystyrene granule thermal insulation mortar possesses certain heat-insulating property and anti-fiery ballistic ability, and prescription is single, proportioning raw materials is owed rational problem but also exist.The cohesive strength of slurry and organic materials is lower, and organic insulation materials such as styrofoam that can't heat-insulating property is good are pasted and built by laying bricks or stones at exterior wall.Existing adhesive powder-polystyrene granule thermal insulation mortar combustionproperty is B level or B 1Level can't reach A2 level combustionproperty.
Summary of the invention
The purpose of this invention is to provide a kind of A2 level glue powder polyphenyl particle and paste and build slurry and preparation method thereof, solve existing adhesive powder-polystyrene granule thermal insulation mortar and the organic insulation material cohesive strength is low, fire resistance property is not good technical problem.
For achieving the above object, the present invention adopts following technical scheme:
This A2 level glue powder polyphenyl particle pastes builds slurry, form powder by glue powder polyphenyl particle subsides block rubber powder and light-weight aggregate, during use powder is added the water stirring in proportion and form, described glue powder polyphenyl particle pastes the proportioning of building rubber powder and light-weight aggregate and is: every 35kg glue powder polyphenyl particle pastes builds rubber powder adding 150~200L light-weight aggregate;
Described glue powder polyphenyl particle pastes the block rubber powder and water by weight proportioning is: 1:1~1.5.
Described glue powder polyphenyl particle pastes the proportioning of building rubber powder and light-weight aggregate: every 35kg glue powder polyphenyl particle pastes builds rubber powder adding 200L light-weight aggregate; Glue powder polyphenyl particle pastes the block rubber powder and water by weight proportioning is: 1:1.
Described light-weight aggregate proportioning by volume is as follows:
80~90 parts of granular polystyrenes;
10~20 parts of perlites.
It is as follows by weight proportioning that described glue powder polyphenyl particle pastes the block rubber powder:
40~70 parts of cement;
20~40 parts of active fillers;
5~10 parts of inorganic combustion inhibitors;
2~4 parts of redispersable latex powders;
0.5~1.5 part of fiber;
1.0~3.0 parts in xylogen;
0.5~2.0 part of ether of cellulose.
Described cement is silicate series cement, aluminosulfate cement, high-alumina cement or magnesium oxychloride cement.
Described active filler is flyash or slag powders.
Described inorganic combustion inhibitor is magnesium hydroxide or aluminium hydroxide.
Described fiber is polypropylene fibre, glass fibre or polyacrylonitrile fibre.
Described ether of cellulose is methylcellulose gum, ethyl cellulose, Natvosol, carboxymethyl hydroxyethyl cellulose or Vltra tears.
This A2 level glue powder polyphenyl particle pastes the preparation method who builds slurry, it is characterized in that step is as follows:
Step 1, by weight with 40~70 parts of cement, 20~40 parts of active fillers, 5~10 parts of inorganic combustion inhibitors, 2~4 parts of rubber powders, 0.5~1.5 part of fiber, xylogen 1.0~3.0,0.5~2.0 part of ether of cellulose, stirring becomes glue powder polyphenyl particle subsides block rubber powder;
Step 2, by volume with 80~90 parts of granular polystyrenes, perlite mixes for 10~20 parts becomes light-weight aggregate;
Step 3, by weight 1:1~1.5 glue powder polyphenyl particle being pasted the block rubber powder during use mixes with water, stir 3~5min, build rubber powder adding 150~200L light-weight aggregate by every 35kg glue powder polyphenyl particle subsides then and stir 3min, obtain glue powder polyphenyl particle after stirring and paste the block slurry.
 
Compared with prior art the present invention has following characteristics and beneficial effect:
Mix the part inorganic combustion inhibitor in the prescription of the present invention, and significantly improve glue powder polyphenyl particle and paste to build rubber powder and paste at glue powder polyphenyl particle and build proportion in the slurry, when increasing the Flame Retardancy energy, also improved the degree of compactness of slurry, improved the adhesive property of material.It is very excellent that glue powder polyphenyl particle of the present invention pastes the adhesive property of building slurry and organic insulation material, can be by pasting, the mode composite polyphenylene plate of building by laying bricks or stones, become the thermal insulation layer of exterior wall, also can be by the form of plastering, be shaped to the glue powder polyphenyl particle screed-coat in the organic insulation material outside, play fire prevention, levelling, the effect of cracking resistance and insulation is applicable to spraying hard bubble polyurethane exterior wall outer heat preservation system, glue powder polyphenyl particle pastes the polyphenyl board exterior wall outer thermal insulation system of building, cast-in-place non-net polyphenyl plate outer heat preservation system, be cast with the net polyphenyl plate outer heat preservation system, the screed-coat in a plurality of outer heat preservation system organic insulation materials such as pnenolic aldehyde foam board exterior wall outer heat preservation system outside.
The fiber that the present invention adopts is good glass fibre of fire resistance or flame retardant polypropylene fibers, can improve the flame retardant properties of slurry.
Except that granular polystyrene, also add perlite in the light-weight aggregate of the present invention especially, can improve the slurry flame retardant properties, and increased the intensity of slurry.
Glue powder polyphenyl particle of the present invention pastes builds slurry after moulding, maintenance, and combustionproperty can reach the A2 level, can be by the form moulding of plastering and as the fire-blocking belt of external wall outer insulation, and constructing operation is simple.
According to the method for testing performance among the Q/FTZLN 005-2010 " glue powder polyphenyl particle pastes and builds slurry " (table 1) glue powder polyphenyl particle of the present invention being pasted the block slurry detects.Detected result shows: the glue powder polyphenyl particle with the present invention's preparation pastes the requirement of block slurry conformance with standard, and combustionproperty can reach the A2 level; Slurry character all has good consistency and adhesiveproperties with various inorganic and organic insulation materials between inorganic materials and organic materials, can avoid the other materials generation of situation such as hollowing, cracking at the interface in slurry and the heat-insulation system.
Embodiment
Embodiment 1, glue powder polyphenyl particle paste the preparation and the Performance Detection of building slurry.
Prepare glue powder polyphenyl particle with following method and paste the block slurry, concrete grammar may further comprise the steps:
Step 1, weighing cement 300g, flyash 275g, inorganic combustion inhibitor 70g, rubber powder 25g, glass fibre 6g, xylon 10, ether of cellulose 14g places mixer to mix 1 minute above-mentioned raw materials, obtains glue powder polyphenyl particle and pastes the block rubber powder.
Step 2 is got granular polystyrene 3.6L, and perlite 0.4L is in plastics bag, and hand mix is even, obtains light-weight aggregate.
Step 3 adds 700g water in the stirrer during use, adds glue powder polyphenyl particle then and pastes the block rubber powder, stirs 3min, adds light-weight aggregate at last, stirs 3min and gets final product.
According to the method for testing performance among the Q/FTZLN 005-2010 " glue powder polyphenyl particle pastes and builds slurry " (table 1) slurry being built in the glue powder polyphenyl particle subsides of the embodiment of the invention 1 detects.Detected result is as shown in table 2.Show that the glue powder polyphenyl particle with the inventive method preparation pastes the requirement of block slurry conformance with standard.
 
Embodiment 2, glue powder polyphenyl particle paste the preparation and the Performance Detection of building slurry.
Prepare glue powder polyphenyl particle with following method and paste the block slurry, concrete grammar may further comprise the steps:
Step 1, weighing cement 340g, flyash 260g, inorganic combustion inhibitor 60g, rubber powder 20g, glass fibre 5g, xylon 7, ether of cellulose 8g places mixer to mix 1 minute above-mentioned raw materials, obtains glue powder polyphenyl particle and pastes the block rubber powder.
Step 2 is got granular polystyrene 3.6L, and perlite 0.4L is in plastics bag, and hand mix is even, obtains light-weight aggregate.
Step 3 adds 700g water in the stirrer during use, adds glue powder polyphenyl particle then and pastes the block rubber powder, stirs 3min, adds light-weight aggregate at last, stirs 3min and gets final product.
According to the method for testing performance among the Q/FTZLN 005-2010 " glue powder polyphenyl particle pastes and builds slurry " (table 1) slurry being built in the glue powder polyphenyl particle subsides of the embodiment of the invention 2 detects.Detected result is as shown in table 3.Show that the glue powder polyphenyl particle with the inventive method preparation pastes the requirement of block slurry conformance with standard.
 
Embodiment 3, glue powder polyphenyl particle paste the preparation and the Performance Detection of building slurry.
Prepare glue powder polyphenyl particle with following method and paste the block slurry, concrete grammar may further comprise the steps:
Step 1, weighing cement 380g, flyash 235g, inorganic combustion inhibitor 50g, rubber powder 15g, glass fibre 8g, xylon 15, ether of cellulose 7g places mixer to mix 1 minute above-mentioned raw materials, obtains glue powder polyphenyl particle and pastes the block rubber powder.
Step 2 is got granular polystyrene 3.2L, and perlite 0.8L is in plastics bag, and hand mix is even, obtains light-weight aggregate.
Step 3 adds 700g water in the stirrer during use, adds glue powder polyphenyl particle then and pastes the block rubber powder, stirs 3min, adds light-weight aggregate at last, stirs 3min and gets final product.
According to the method for testing performance among the Q/FTZLN 005-2010 " glue powder polyphenyl particle pastes and builds slurry " (table 1) slurry being built in the glue powder polyphenyl particle subsides of the embodiment of the invention 3 detects.Detected result is as shown in table 4.Show that the glue powder polyphenyl particle with the inventive method preparation pastes the requirement of block slurry conformance with standard.
Glue powder polyphenyl particle pastes the technical indicator of building slurry among table 1 Q/FTZLN 005-2010 " glue powder polyphenyl particle pastes and builds slurry "
Table 2 is pressed Q/FTZLN 005-2010 " glue powder polyphenyl particle pastes and builds slurry " glue powder polyphenyl particle and is pasted the detected result of building slurry
Figure 44395DEST_PATH_IMAGE004
Table 3 is pressed Q/FTZLN 005-2010 " glue powder polyphenyl particle pastes and builds slurry " glue powder polyphenyl particle and is pasted the detected result of building slurry
Figure 951696DEST_PATH_IMAGE006
Table 4 is pressed Q/FTZLN 005-2010 " glue powder polyphenyl particle pastes and builds slurry " glue powder polyphenyl particle and is pasted the detected result of building slurry
Figure 471539DEST_PATH_IMAGE008

Claims (10)

1. an A2 level glue powder polyphenyl particle pastes and builds slurry, forms powder by glue powder polyphenyl particle subsides block rubber powder and light-weight aggregate, during use powder is added the water stirring in proportion and forms, and it is characterized in that:
Described glue powder polyphenyl particle pastes the proportioning of building rubber powder and light-weight aggregate: every 35kg glue powder polyphenyl particle pastes builds rubber powder adding 150~200L light-weight aggregate;
Described glue powder polyphenyl particle pastes the block rubber powder and water by weight proportioning is: 1:1~1.5.
2. A2 level glue powder polyphenyl particle according to claim 1 pastes builds slurry, it is characterized in that: described glue powder polyphenyl particle pastes the proportioning of building rubber powder and light-weight aggregate and is: every 35kg glue powder polyphenyl particle subsides are built rubber powder and are added the 200L light-weight aggregate; Glue powder polyphenyl particle pastes the block rubber powder and water by weight proportioning is: 1:1.
3. A2 level glue powder polyphenyl particle according to claim 1 and 2 pastes builds slurry, and it is characterized in that: described light-weight aggregate proportioning by volume is as follows:
80~90 parts of granular polystyrenes;
10~20 parts of perlites.
4. A2 level glue powder polyphenyl particle according to claim 1 and 2 pastes builds slurry, it is characterized in that: it is as follows by weight proportioning that described glue powder polyphenyl particle pastes the block rubber powder:
40~70 parts of cement;
20~40 parts of active fillers;
5~10 parts of inorganic combustion inhibitors;
2~4 parts of redispersable latex powders;
0.5~1.5 part of fiber;
1.0~3.0 parts in xylogen;
0.5~2.0 part of ether of cellulose.
5. A2 level glue powder polyphenyl particle according to claim 4 pastes builds slurry, and it is characterized in that: described cement is silicate series cement, aluminosulfate cement, high-alumina cement or magnesium oxychloride cement.
6. A2 level glue powder polyphenyl particle according to claim 4 pastes builds slurry, and it is characterized in that: described active filler is flyash or slag powders.
7. A2 level glue powder polyphenyl particle according to claim 4 pastes builds slurry, and it is characterized in that: described inorganic combustion inhibitor is magnesium hydroxide or aluminium hydroxide.
8. A2 level glue powder polyphenyl particle according to claim 4 pastes builds slurry, and it is characterized in that: described fiber is polypropylene fibre, glass fibre or polyacrylonitrile fibre.
9. A2 level glue powder polyphenyl particle according to claim 4 pastes builds slurry, and it is characterized in that: described ether of cellulose is methylcellulose gum, ethyl cellulose, Natvosol, carboxymethyl hydroxyethyl cellulose or Vltra tears.
10. an A2 level glue powder polyphenyl particle pastes the preparation method who builds slurry, it is characterized in that step is as follows:
Step 1, by weight with 40~70 parts of cement, 20~40 parts of active fillers, 5~10 parts of inorganic combustion inhibitors, 2~4 parts of rubber powders, 0.5~1.5 part of fiber, xylogen 1.0~3.0,0.5~2.0 part of ether of cellulose, stirring becomes glue powder polyphenyl particle subsides block rubber powder;
Step 2, by volume with 80~90 parts of granular polystyrenes, perlite mixes for 10~20 parts becomes light-weight aggregate;
Step 3, by weight 1:1~1.5 glue powder polyphenyl particle being pasted the block rubber powder during use mixes with water, stir 3~5min, build rubber powder adding 150~200L light-weight aggregate by every 35kg glue powder polyphenyl particle subsides then and stir 3min, obtain glue powder polyphenyl particle after stirring and paste the block slurry.
CN 201010292011 2010-09-26 2010-09-26 Polyphenyl granule sticking and laying slurry containing A2 class rubber powder and preparation method thereof Expired - Fee Related CN101948279B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201010292011 CN101948279B (en) 2010-09-26 2010-09-26 Polyphenyl granule sticking and laying slurry containing A2 class rubber powder and preparation method thereof

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 201010292011 CN101948279B (en) 2010-09-26 2010-09-26 Polyphenyl granule sticking and laying slurry containing A2 class rubber powder and preparation method thereof

Publications (2)

Publication Number Publication Date
CN101948279A true CN101948279A (en) 2011-01-19
CN101948279B CN101948279B (en) 2013-02-13

Family

ID=43451929

Family Applications (1)

Application Number Title Priority Date Filing Date
CN 201010292011 Expired - Fee Related CN101948279B (en) 2010-09-26 2010-09-26 Polyphenyl granule sticking and laying slurry containing A2 class rubber powder and preparation method thereof

Country Status (1)

Country Link
CN (1) CN101948279B (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103936386A (en) * 2014-03-27 2014-07-23 公安部四川消防研究所 Non-toxic high-temperature-resistant compound glue for fireproof door
CN104909612A (en) * 2015-06-09 2015-09-16 苏州云舒新材料科技有限公司 Novel thermal-insulation heat-shielding composite material and preparation method thereof
CN105000905A (en) * 2015-08-20 2015-10-28 杜霄鹤 Incombustible composite heat-insulation material and preparation method thereof
CN109265106A (en) * 2018-10-24 2019-01-25 山东创伟外墙保温材料集团有限公司 A kind of compound homogeneous construction insulation board
CN116356966A (en) * 2023-03-27 2023-06-30 山东盛都节能科技有限公司 Outer wall heat preservation fireproof assembly and outer wall heat preservation system

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1834154A (en) * 2006-03-10 2006-09-20 钱乃文 Wall insulation material made of gel powder polyphenyl granul
CN101337797A (en) * 2008-08-16 2009-01-07 闵博乾 Polyphenyl granule thermal insulation slurry
CN101560081A (en) * 2008-04-18 2009-10-21 上海盛旋新型建材有限公司 Preparation method of exterior wall bonding powder polystyrene granule insulating mortar
CN101638305A (en) * 2009-09-08 2010-02-03 安徽省蓝天化工有限公司 Gelatin powder polyphenyl particle heat insulating slurry
CN101759421A (en) * 2009-12-18 2010-06-30 河南省绿韵建材有限公司 Adhesive powder-polystyrene granule thermal insulation mortar and using method thereof

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1834154A (en) * 2006-03-10 2006-09-20 钱乃文 Wall insulation material made of gel powder polyphenyl granul
CN101560081A (en) * 2008-04-18 2009-10-21 上海盛旋新型建材有限公司 Preparation method of exterior wall bonding powder polystyrene granule insulating mortar
CN101337797A (en) * 2008-08-16 2009-01-07 闵博乾 Polyphenyl granule thermal insulation slurry
CN101638305A (en) * 2009-09-08 2010-02-03 安徽省蓝天化工有限公司 Gelatin powder polyphenyl particle heat insulating slurry
CN101759421A (en) * 2009-12-18 2010-06-30 河南省绿韵建材有限公司 Adhesive powder-polystyrene granule thermal insulation mortar and using method thereof

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103936386A (en) * 2014-03-27 2014-07-23 公安部四川消防研究所 Non-toxic high-temperature-resistant compound glue for fireproof door
CN103936386B (en) * 2014-03-27 2016-02-17 公安部四川消防研究所 The compound nontoxic high-temperature plastic of fire door
CN104909612A (en) * 2015-06-09 2015-09-16 苏州云舒新材料科技有限公司 Novel thermal-insulation heat-shielding composite material and preparation method thereof
CN104909612B (en) * 2015-06-09 2017-03-29 李建尧 A kind of heat-insulating composite material and preparation method thereof
CN105000905A (en) * 2015-08-20 2015-10-28 杜霄鹤 Incombustible composite heat-insulation material and preparation method thereof
CN109265106A (en) * 2018-10-24 2019-01-25 山东创伟外墙保温材料集团有限公司 A kind of compound homogeneous construction insulation board
CN116356966A (en) * 2023-03-27 2023-06-30 山东盛都节能科技有限公司 Outer wall heat preservation fireproof assembly and outer wall heat preservation system

Also Published As

Publication number Publication date
CN101948279B (en) 2013-02-13

Similar Documents

Publication Publication Date Title
CN101948279B (en) Polyphenyl granule sticking and laying slurry containing A2 class rubber powder and preparation method thereof
CN102659362B (en) Environment-friendly flame-retardant thermal insulation mortar adopted with rice hulls
CN103276826B (en) Inorganic compounding A level does not fire warming plate and preparation method thereof
CN102633484B (en) Glass bead with honeycomb holes and tile glue with glass bead
CN101948281B (en) Cement polymer foam plastic powder light heat-insulating plate and preparation method thereof
CN100532314C (en) High-strength low-water absorption cement base plate slurry and method for making same
CN101508593A (en) Ultra-light heat insulation foam concrete and uses thereof
CN102424556A (en) Ultra-low apparent density and high-performance foam concrete material and its preparation method
CN104045374A (en) Red mud porous material
CN106242426A (en) External-wall heat-insulation material and preparation method thereof
CN103664092A (en) Rubber powder material, rubber powder polyphenyl granule, heat-insulating material and preparation methods thereof
CN101857410A (en) Single-component inorganic heat-insulating mortar and preparation method thereof
CN105399380B (en) One pack system efficient light external-wall heat-insulation material and preparation method thereof
CN106187311A (en) Polystyrene cement composite heat preserving material and preparation method thereof
CN103979879A (en) Preparation of fiber-reinforced composite thermal-insulation board
CN110204297A (en) A kind of quartzite vacuum plate and its preparation process
CN106116284A (en) Granular polystyrene super light aggregate concrete building block and manufacture method thereof
CN102444216A (en) Inorganic fireproof heat insulation board and preparation method thereof
CN101857404B (en) Light mortar with high performance and low heat conduction
CN105272343A (en) Environmentally friendly heat-insulation fireproof mortar and preparation method thereof
CN102320804B (en) Non-bearing insulating brick
CN106946526A (en) A kind of energy saving building material and preparation method thereof
CN101844897A (en) Mixture and preparation method thereof
CN106082884B (en) A kind of insulating light wall slab and preparation process containing solid waste cinder
CN101486542A (en) High strength self-heat preserving hollow wall board and method of manufacturing the same

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
C14 Grant of patent or utility model
GR01 Patent grant
CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20130213

Termination date: 20160926