CN101974199B - Low-shrinkage phenolic moulding compound - Google Patents
Low-shrinkage phenolic moulding compound Download PDFInfo
- Publication number
- CN101974199B CN101974199B CN2010105064694A CN201010506469A CN101974199B CN 101974199 B CN101974199 B CN 101974199B CN 2010105064694 A CN2010105064694 A CN 2010105064694A CN 201010506469 A CN201010506469 A CN 201010506469A CN 101974199 B CN101974199 B CN 101974199B
- Authority
- CN
- China
- Prior art keywords
- parts
- moulding compound
- phenolaldehyde moulding
- low
- low contraction
- 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.)
- Active
Links
Landscapes
- Compositions Of Macromolecular Compounds (AREA)
Abstract
The invention discloses a low-shrinkage phenolic moulding compound, belonging to the technical field of thermosetting plastics. The low-shrinkage phenolic aldehyde moulding compound comprises the following raw materials in parts by weight: 20.0-35.0 parts of phenolic resin, 2.0-10.0 parts of thermosetting resin, 1.0-8.0 parts of curing agent, 0.2-2.0 parts of curing accelerator, 1.0-3.0 parts of lubricant, 30.0-50.0 parts of glass fiber, 1.0-10.0 parts of cotton fiber, 15.0-25.0 parts of nanoscale inorganic filler, 0.5-2.0 parts of coupling agent, and 0.5-4.0 parts of low shrinkage agent. In the technical scheme of the invention, the glass fibers and the cotton fibers are combined to improve mechanical strength, the strength and the shrinkage resistance of a material is improved completely by adopting the nanoscale inorganic filler and the adding the coupling agent and the low shrinkage agent, and the invention can meet the usage requirements of the industries of vehicles, electrical appliances, machineries and textiles on plastic products.
Description
Technical field
The invention belongs to the thermoset(ting)plastic technical field, be specifically related to a kind of low contraction phenolaldehyde moulding compound.
Background technology
Phenolaldehyde moulding compound is owing to Production Flow Chart is simple, raw material is easy to get, high comprehensive performance cheap and injection moulded products is widely used.Phenolaldehyde moulding compound is a matrix with resol, is aided with filler and adds other auxiliary agents such as solidifying agent and plasticate through mixing and form.Phenolaldehyde moulding compound in the prior art is owing to generally be filler with the wood powder, so physical strength and dimensional stability are all undesirable, thereby Application Areas is restricted.
Development along with automotive industry, electrical equipment industry and textile industry; Physical strength height and shrinking percentage are low to be that the good phenolaldehyde moulding compound of dimensional stability more and more receives thinking highly of of these industries; Therefore develop phenolaldehyde moulding compound and not only have active operation significance, and have certain strategic importance with this specific character.Abrasion-resistant moulded bakelite of the without sewage discharge that the technical scheme that is seen in the phenolaldehyde moulding compound in the Chinese patent document is introduced like the preparation method and the CN1290923C of the disclosed phenolaldehyde moulding compound of CN1105143C with being not limited to and preparation method thereof, but these two patent schemes are for cooking up the using for reference property of the phenolaldehyde moulding compound with the low shrinkage character of ideal on all not possessing skills.For phenolaldehyde moulding compound material and the fast-developing required technical requirements of automobile, machinery and electrical apparatus industry are adapted; Be necessary the phenolaldehyde moulding compound in the prior art is improved; For this reason; The applicant has carried out persistent exploration, and the technical scheme that will introduce below produces under this background.
Summary of the invention
Task of the present invention is to provide a kind of low contraction phenolaldehyde moulding compound that physical strength is used the request for utilization of satisfying automobile, electrical equipment, machinery and textile industry with helping reducing molding shrinkage that helps to improve.
Task of the present invention is accomplished like this, a kind of low contraction phenolaldehyde moulding compound, and it is made up of following raw materials in portion by weight:
Resol 20.0-35.0 part;
Thermosetting resin 2.0-10.0 part;
Solidifying agent 4.0-8.0 part;
Curing catalyst 0.2-2.0 part;
Lubricant 1.0-3.0 part;
Spun glass 30.0-50.0 part;
Cotton fibre 1.0-10.0 part;
Nano grade inorganic filler 15.0-25.0 part;
Coupling agent 0.5-2.0 part;
Shrinking agent 0.5-4.0 part, described resol are thermoplastic novolac phenolic resin.
Thermosetting resin of the present invention is one or more in heat-reactive phenolic resin, unsaturated polyester, liquid phenolic resin, melamine resin and the epoxy resin.
Solidifying agent of the present invention is a hexamethylenetetramine.
Curing catalyst of the present invention is one or more in Natural manganese dioxide, lime, red stone and the zinc oxide, and described lime is white lime.
Lubricant of the present invention is one or more in Triple Pressed Stearic Acid, Zinic stearas, calcium stearate, StAl, Magnesium Stearate, stearic amide and the ethylene bis stearic acid amide.
Spun glass of the present invention is the alkali-free short glass fiber of length 2.5-3.5mm and diameter 11-13 μ m; Described cotton length is 0.8-1.2mm.
Nano level mineral filler of the present invention be talcum powder, mica powder, white lake, lime carbonate, permanent white and kaolinic one or more.
Coupling agent of the present invention is one or more in silane coupling agent, aluminium esters of gallic acid coupling agent and the titante coupling agent.
Shrinking agent of the present invention is one or more in PVA, polymethylmethacrylate and the PS.
Also include colorant 0.2-2 part by weight in the low contraction phenolaldehyde moulding compound of the present invention, described colorant is a printing ink.
The technical scheme that the present invention proposes is improved physical strength with the combination of spun glass and cotton fibre; Adopt the mineral filler of the nanometer utmost point; Add coupling agent and shrinking agent; The intensity and the anti-shrinkability of material are promoted comprehensively, can satisfy the request for utilization of automobile, electrical equipment, machinery and textile industry plastic part.
Embodiment
Embodiment 1:
28.0 parts of thermoplastic novolac phenolic resin;
2.0 parts of epoxy resin;
5.0 parts of hexamethylenetetramines;
35.0 parts of alkali-free short glass fibers (length 3mm, diameter 11-13 μ m);
5.0 parts in cotton fibre (length is 1mm);
15.0 parts of nano-calcium carbonates;
1.0 parts of silane coupling agents;
1.0 parts of Zinic stearass;
1.3 parts of Triple Pressed Stearic Acid;
1.5 parts in Natural manganese dioxide;
2.0 parts of PVA;
1.4 parts in printing ink.
When implementing, will pulverize by thermoplasticity line style phenolic aldehyde mould resin and epoxy resin that acid system is produced earlier, obtain the powdered resin; In kneader, mix (kneading) by the various raw materials of requirement of filling a prescription with the powdered resin, obtain mediating material, will mediate material then and on two rollers, plasticate above-mentioned weighing; 95 ℃ of temperature, the 6min that plasticates, in flakes after; Cooling, last pelletizing is screened, and obtains having the low contraction phenolaldehyde moulding compound of the said technique effect of table 1.
Instance 2:
20 parts of thermoplastic novolac phenolic resin;
5.0 parts of liquid phenolic resins;
4.0 parts of hexamethylenetetramines;
50.0 parts of alkali-free short glass fibers (length 2.5mm, diameter 11-13 μ m);
1.0 parts in cotton fibre (length 0.8mm);
4.3 parts of nano level talcum powder;
10.7 parts of nano level mica powders;
0.5 part of titante coupling agent;
1.2 parts of StAls;
0.5 part of the two stearic acid amide of ethylene;
0.2 part in zinc oxide;
0.1 part of white lime;
3.0 parts of TEB 3Ks;
0.5 part in printing ink.
All the other are all with the description to embodiment 1.
Instance 3:
35.0 parts of thermoplastic novolac phenolic resin;
4.0 parts of heat-reactive phenolic resins;
3.0 parts of melamine resins;
3.0 parts of unsaturated polyesters;
8.0 parts of hexamethylenetetramines;
30.0 parts of alkali-free short glass fibers (length 3.5mm, diameter 11-13 μ m);
3.0 parts in cotton fibre (length 1.2mm);
10.0 parts of nano level talcum powder;
5.0 parts of nano level mica powders;
5.0 parts of nanometer grade calcium carbonates;
5.0 parts in nano level permanent white;
0.5 part of silane coupling agent;
0.8 part of titante coupling agent;
1.0 parts of calcium stearates;
1.5 parts of Zinic stearass;
1.5 parts of Magnesium Stearates;
1.0 parts in Natural manganese dioxide;
1.0 parts of white limes;
0.25 part of polymethylmethacrylate;
0.25 part of PS;
2.0 parts in printing ink.
All the other are all with the description to embodiment 1.
Instance 4:
25.0 parts of thermoplastic novolac phenolic resin;
10.0 parts of melamine resins;
6.0 parts of hexamethylenetetramines;
38.0 parts in spun glass;
10.0 parts in cotton fibre (length 1.2mm);
20.0 parts in nano level white lake;
2.0 parts of aluminium esters of gallic acid coupling agents;
1.0 parts of stearic amides;
0.8 part in zinc oxide;
0.9 part of white lime;
2.0 parts of PS;
2.0 parts of polymethylmethacrylates;
0.9 part in printing ink.
All the other are all with the description to embodiment 1.
The moulding compound forming composition performance of gained of the present invention is following:
The resulting low contraction phenolaldehyde moulding compound of the foregoing description 1-4 has the technique effect shown in the table 1 through test.
Table 1
Claims (9)
1. one kind low is shunk phenolaldehyde moulding compound, it is characterized in that it and is made up of following raw materials in portion by weight:
Resol 20.0-35.0 part;
Thermosetting resin 2.0-10.0 part;
Solidifying agent 4.0-8.0 part;
Curing catalyst 0.2-2.0 part;
Lubricant 1.0-3.0 part;
Spun glass 30.0-50.0 part;
Cotton fibre 1.0-10.0 part;
Nano grade inorganic filler 15.0-25.0 part;
Coupling agent 0.5-2.0 part;
Shrinking agent 0.5-4.0 part, described resol are thermoplastic novolac phenolic resin.
2. low contraction phenolaldehyde moulding compound according to claim 1 is characterized in that described thermosetting resin is one or more in heat-reactive phenolic resin, unsaturated polyester, liquid phenolic resin, melamine resin and the epoxy resin.
3. low contraction phenolaldehyde moulding compound according to claim 1 is characterized in that described solidifying agent is a hexamethylenetetramine.
4. low contraction phenolaldehyde moulding compound according to claim 1 is characterized in that described curing catalyst is one or more in Natural manganese dioxide, lime, red stone and the zinc oxide, and described lime is white lime.
5. low contraction phenolaldehyde moulding compound according to claim 1 is characterized in that described lubricant is one or more in Triple Pressed Stearic Acid, Zinic stearas, calcium stearate, StAl, Magnesium Stearate, stearic amide and the ethylene bis stearic acid amide.
6. low contraction phenolaldehyde moulding compound according to claim 1 is characterized in that described spun glass is the alkali-free short glass fiber of length 2.5-3.5mm and diameter 11-13 μ m; Described cotton length is 0.8-1.2mm.
7. low contraction phenolaldehyde moulding compound according to claim 1, it is characterized in that described nano level mineral filler be talcum powder, mica powder, white lake, lime carbonate, permanent white and kaolinic one or more.
8. low contraction phenolaldehyde moulding compound according to claim 1; It is characterized in that described coupling agent is one or more in silane coupling agent, aluminium esters of gallic acid coupling agent and the titante coupling agent, described shrinking agent is one or more in PVA, polymethylmethacrylate and the PS.
9. according to the described low contraction phenolaldehyde moulding compound of the arbitrary claim of claim 1-8, it is characterized in that also including colorant 0.2-2 part by weight in the described low contraction phenolaldehyde moulding compound, described colorant is a printing ink.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105064694A CN101974199B (en) | 2010-10-14 | 2010-10-14 | Low-shrinkage phenolic moulding compound |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105064694A CN101974199B (en) | 2010-10-14 | 2010-10-14 | Low-shrinkage phenolic moulding compound |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101974199A CN101974199A (en) | 2011-02-16 |
| CN101974199B true CN101974199B (en) | 2012-07-11 |
Family
ID=43574110
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010105064694A Active CN101974199B (en) | 2010-10-14 | 2010-10-14 | Low-shrinkage phenolic moulding compound |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101974199B (en) |
Families Citing this family (28)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103183931B (en) * | 2011-12-27 | 2015-01-14 | 常熟市亚美模特儿衣架有限公司 | Phenolic epoxy glass fibre reinforced plastic forming material |
| CN103183903A (en) * | 2011-12-27 | 2013-07-03 | 常熟市亚美模特儿衣架有限公司 | Flame-retardant phenolic resin forming material modified by epoxy resin |
| CN103183905A (en) * | 2011-12-27 | 2013-07-03 | 常熟市亚美模特儿衣架有限公司 | Phenolic composite material without ammonia release |
| CN103183930A (en) * | 2011-12-27 | 2013-07-03 | 常熟市亚美模特儿衣架有限公司 | Phenolic epoxy resin forming material |
| CN102675544B (en) * | 2012-04-17 | 2014-07-09 | 宁波燎原电器集团股份有限公司 | Bulk molding compound and preparation method thereof |
| CN103509160A (en) * | 2012-06-26 | 2014-01-15 | 宁波奇乐电气集团有限公司 | Composite bulk molding compound filled with inorganic nano particles and preparation method for composite bulk molding compound |
| CN102977541A (en) * | 2012-08-22 | 2013-03-20 | 常熟市筑紫机械有限公司 | Metal fiber-filled phenol formaldehyde fiber reinforced plastic material preparation method |
| CN102977542A (en) * | 2012-08-22 | 2013-03-20 | 常熟市筑紫机械有限公司 | Metal fiber-filled phenol formaldehyde fiber reinforced plastic material |
| CN103289303A (en) * | 2013-05-09 | 2013-09-11 | 常熟市亚美模特儿衣架有限公司 | Preparation method of acrylonitrile-butadiene-styrene copolymer modified phenolic moulding plastic |
| CN103254563A (en) * | 2013-05-09 | 2013-08-21 | 常熟市亚美模特儿衣架有限公司 | Acrylonitrile-butadiene-styrene copolymer modified phenolic moulding material |
| CN103554828A (en) * | 2013-10-12 | 2014-02-05 | 常熟东南塑料有限公司 | Phenolic molding plastic with no ammonia release |
| CN103554829A (en) * | 2013-10-21 | 2014-02-05 | 常熟东南塑料有限公司 | Antistatic phenolic moulding plastic |
| CN103788608A (en) * | 2014-01-15 | 2014-05-14 | 芜湖市宝艺游乐科技设备有限公司 | Modified glass steel composite coating material and preparation method thereof |
| CN104262905A (en) * | 2014-09-15 | 2015-01-07 | 武汉理工大学 | Fireproof flame-retardant resin composition and application thereof |
| CN105038132A (en) * | 2015-07-31 | 2015-11-11 | 苏州天健竹业科技有限公司 | Carbon fiber material for running machine and preparation method thereof |
| CN105086352B (en) * | 2015-09-14 | 2017-06-20 | 国网山东省电力公司临沂供电公司 | A kind of bakelite and preparation method thereof |
| CN105348730A (en) * | 2015-11-13 | 2016-02-24 | 安徽广源科技发展有限公司 | Polyphenyl ether-modified environmental-friendly plastic used for electric appliance plastic elements |
| CN105440569A (en) * | 2015-12-23 | 2016-03-30 | 佛山早稻田科技服务有限公司 | Insulating material with high temperature resistance |
| CN105694082A (en) * | 2016-03-17 | 2016-06-22 | 合肥晨煦信息科技有限公司 | Preparation method of high temperature resistant and corrosion resistant composite material |
| CN105968699A (en) * | 2016-06-30 | 2016-09-28 | 禹州市远大塑料电器有限责任公司 | High-bending-strength phenolic aldehyde moulding compound |
| CN105949710A (en) * | 2016-06-30 | 2016-09-21 | 禹州市远大塑料电器有限责任公司 | Moisture-resistant phenolic molding material |
| CN106589788A (en) * | 2016-11-14 | 2017-04-26 | 芜湖天鸿汽车零部件有限公司 | Plastic handle material for automobile door and preparation method of same |
| CN107163499A (en) * | 2017-07-15 | 2017-09-15 | 芜湖乾凯材料科技有限公司 | High strength fibre reinforced plastics wall hanging board and preparation method thereof |
| CN107474485A (en) * | 2017-09-03 | 2017-12-15 | 安徽天裕汽车零部件制造有限公司 | A kind of composite of auto parts and components rapid shaping and preparation method thereof |
| CN109294195A (en) * | 2018-09-18 | 2019-02-01 | 贵州驰远通复合材料科技有限公司 | A kind of glass-fiber reinforced thermo-setting resin material and its production technology |
| CN109337284A (en) * | 2018-09-30 | 2019-02-15 | 常熟东南塑料有限公司 | A kind of heat-resisting moisture-proof phenolaldehyde moulding compound |
| CN111154225A (en) * | 2020-01-07 | 2020-05-15 | 德力西电气有限公司 | Phenolic moulding plastic for supporting contactor contact |
| CN113150491A (en) * | 2021-05-10 | 2021-07-23 | 瑞安市东成电机配件有限公司 | Bakelite flour material for manufacturing commutator |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS57198741A (en) * | 1981-05-30 | 1982-12-06 | Matsushita Electric Works Ltd | Phenolic resin molding material |
| JPS61287951A (en) * | 1985-06-14 | 1986-12-18 | Toshiba Chem Corp | Phenolic resin composition |
| CN1493614A (en) * | 2002-10-30 | 2004-05-05 | 上海欧亚合成材料科技有限公司 | Phenolformaldehyde mould plastic for piston use |
| CN1169875C (en) * | 2002-12-27 | 2004-10-06 | 中国科学院长春应用化学研究所 | Preparation of phenolic resin composite material for tooth ring of automobile synchronizer |
| CN101081922A (en) * | 2006-06-03 | 2007-12-05 | 刘洪来 | Phenolic plastic and preparation technique thereof |
| CN101343397A (en) * | 2008-08-22 | 2009-01-14 | 常熟东南塑料有限公司 | Halogen-free flame-proof phenolic plastic |
| CN101644574A (en) * | 2009-08-21 | 2010-02-10 | 天津市津南公路处 | 100-meter mark using unsaturated composite epoxy resin materials |
| CN101665612B (en) * | 2009-09-24 | 2011-11-30 | 上海欧亚合成材料有限公司 | Special type phenolic molding plastic for manufacturing automobile, motor brake piston material and preparation method thereof |
| CN101798435A (en) * | 2010-04-02 | 2010-08-11 | 沙县宏盛塑料有限公司 | High heat resistance glass fiber reinforced injection type phenolic moulding material and preparation method thereof |
-
2010
- 2010-10-14 CN CN2010105064694A patent/CN101974199B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| CN101974199A (en) | 2011-02-16 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101974199B (en) | Low-shrinkage phenolic moulding compound | |
| CN102358799B (en) | Unsaturated polyester molding compound and preparation method thereof | |
| CN100513483C (en) | Granular unsaturated polyester die plastic | |
| CN102417692B (en) | Cotton fiber reinforced injection type phenolic molding compound and preparation method thereof | |
| CN103923434B (en) | Fibre reinforced injection phenolic moulding plastics and preparation method thereof | |
| CN101948607B (en) | Glass fiber-free reinforced phenolic moulding compound | |
| CN103571213A (en) | Polypropylene composite material filled and strengthened by wood fiber for automotive upholstery and preparation method thereof | |
| CN102775723A (en) | Phenolic aldehyde moulding compound with high flexural strength | |
| CN101722175A (en) | Method for producing thermoplastic plastics by recycling nonmetal materials of discarded printed circuit boards and related thermoplastic plastics | |
| CN102020827A (en) | Phenolic moulding plastic for low-voltage apparatus | |
| CN101597408A (en) | Matrix material of alternative ABS and preparation method thereof | |
| CN103160068A (en) | Phenolic glass fiber reinforced plastic composite material | |
| CN103374178A (en) | Low-odor continuous fiber enhanced polypropylene composite material and preparation method thereof | |
| CN102516591B (en) | Preparation method of modified wood-plastic composite filled with waste circuit board nonmetal powder | |
| CN104530743A (en) | Waste plastic reprocessing method | |
| CN101962469A (en) | Method for preparing full-degradable lactic acid composite material from secondary fibers of waste newspaper | |
| CN103937150B (en) | Flaxen fiber strengthens injection phenolic moulding plastics and preparation method thereof | |
| CN106589862A (en) | Wood-imitation material for 3D printing and preparation method thereof | |
| CN105924999A (en) | Toughening type modified wood-plastic composite material and preparation method thereof | |
| JP6718756B2 (en) | Commitator and method for manufacturing commutator | |
| CN102532882A (en) | Conductive nylon plastic and preparation method thereof | |
| Wang et al. | High-temperature behavior of silicone rubber composite with boron oxide/calcium silicate | |
| CN1357021A (en) | Amide-type polymer/silicon polymer blends and processes of making same | |
| CN111363302A (en) | Phenolic molding compound reinforced by phenolic molding compound reclaimed material powder | |
| CN103937151B (en) | The preparation method of cotton fiber reinforced injection type phenolic molding compound |
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 |