CN109021497A - A kind of degradable melamine dishware moulding compound - Google Patents
A kind of degradable melamine dishware moulding compound Download PDFInfo
- Publication number
- CN109021497A CN109021497A CN201811282564.3A CN201811282564A CN109021497A CN 109021497 A CN109021497 A CN 109021497A CN 201811282564 A CN201811282564 A CN 201811282564A CN 109021497 A CN109021497 A CN 109021497A
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- Prior art keywords
- melamine
- added
- moulding compound
- agent
- curing agent
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- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L61/00—Compositions of condensation polymers of aldehydes or ketones; Compositions of derivatives of such polymers
- C08L61/20—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen
- C08L61/26—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen of aldehydes with heterocyclic compounds
- C08L61/28—Condensation polymers of aldehydes or ketones with only compounds containing hydrogen attached to nitrogen of aldehydes with heterocyclic compounds with melamine
-
- 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
- C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
- C08K3/20—Oxides; Hydroxides
- C08K3/22—Oxides; Hydroxides of metals
- C08K2003/2237—Oxides; Hydroxides of metals of titanium
- C08K2003/2241—Titanium dioxide
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/06—Biodegradable
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- Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- Compositions Of Macromolecular Compounds (AREA)
Abstract
A kind of degradable melamine dishware moulding compound, the melamine dishware is made of with moulding compound following component and percent mass proportioning: melamine resin 30-50%, powdered rice hulls 20%-60%, dispersing agent 05%-2%, release agent 0.5-2%, Lacquer finish powder 10%-30%, curing agent 0.05-0.1%, titanium dioxide 0.5-1.0%, pigment is supplied, it substitutes the high whiteness paper pulp in melamine resin plastics with powdered rice hulls, with local renewable resource and the powdered rice hulls with biodegradation character substitute expensive forest reserves paper pulp, and dosage reaches 50% or so in formula, not only environmentally friendly low-carbon, it economizes on resources and greatly reduces cost.
Description
Technical field
The present invention relates to a kind of degradable melamine dishware moulding compound, belongs to moulding compound production field.
Background technique
Traditional melamine resin plastics are that the paper pulp of the addition 25% or so in melamine resin forms, and are largely used to
Tableware, kitchen utensils etc. are manufactured, paper pulp is for being a kind of relatively common raw material in our lives, but the raw material is main next
Source is exactly the recycling of trees and waste paper, and the life for directly affecting us is cut down in haggling for trees, great waste of resource, very
Not environmentally.
Summary of the invention
It is an object of the invention to overcome the shortcomings of the prior art, and provide a kind of degradable melamine dishware molding
Material, the melamine dishware are made of with moulding compound following component and percent mass proportioning:
Melamine resin 30-50%
Powdered rice hulls 20%-60%
Dispersing agent 05%-2%
Release agent 0.5-2%
Lacquer finish powder 10%-30%
Curing agent 0.05-0.1%
Titanium dioxide 0.5-1.0%
Pigment is supplied
The composition of the above component is subject to quality 100 percent；It can be produced when the melamine resin is in conjunction with curing agent
Raw polycondensation reaction, the dispersing agent are stearic acid or/and stearmide, and the release agent is magnesium stearate or/zinc stearate.
As preferred: the melamine dishware is made of with moulding compound following component and percent mass proportioning:
Melamine resin 30%
Powdered rice hulls 50%
Dispersing agent 1%
Release agent 1%
Lacquer finish powder 20%
Curing agent 0.1%
Titanium dioxide 1.0%
Pigment is supplied
The composition of the above component is subject to quality 100 percent；It can be produced when the melamine resin is in conjunction with curing agent
Raw polycondensation reaction, the dispersing agent are stearic acid or/and stearmide, and the release agent is magnesium stearate or/zinc stearate.
Preparation method of the present invention includes the following steps:
(1) formalin is added in reaction kettle, is 7.5-8.5 by the way that sodium hydroxide tune pH value is added
(2) addition reaction: starting to warm up, and melamine is added and is warming up to 80-100 DEG C.
(3) polycondensation reaction: when having white precipitate with 4 DEG C of water test resins, cool down 75 DEG C, adjusting pH value is 8.2, is reacted to
Terminal.
(4) triethanolamine is added, adjusts pH value, terminates reaction, is cooled to 60-100 DEG C.
(5) mediate: with Z type low speed kneader be added lignose, curing agent and the above-mentioned resin being prepared pinch
It closes, timing changes mixing direction, is stirred to uniformly.
(6) dry: to use more piece mesh belt hot-air oven, 80-85 DEG C of hot-air seasoning is dry to have to uniformly, control moisture content
3.5% hereinafter, drying time about 3-4 hours.
(7) it crushes ball milling: entering after crushing material ball mill ball milling 3-8 hours, add powdered rice hulls, cover in this process
Light powder, dispersing agent, release agent, curing agent, pigment etc. are completed density, color matching, control solidification mobile performance of material etc. and are required.Ball
Grinding machine collet must lead to cooling water cooling, and temperature of charge is not higher than 50 DEG C.
(8) pack: levigate material 25Kg inner lining film paper bag packing after 60 mesh screens, finished product are stored in shady and cool drying
Place.
As preferred:
It is 8.5 by the way that sodium hydroxide tune pH value is added in the step (1)；
In the step (2), melamine is added and is warming up to 85 DEG C of reactions；
In the step (4), triethanolamine is added, adjusts pH value, terminates reaction, is cooled to 70 DEG C；
It is dry in the step (6): more piece mesh belt hot-air oven is used, 83.5 DEG C of hot-air seasonings are dry to have to uniformly,
Moisture content 3.5% is controlled hereinafter, drying time about 3.5 hours；
In the step (7), ball milling is crushed: entering ball mill ball milling 6 hours after crushing material.
The present invention has manufacture craft simple, and effect is good, and product is stablized persistently, during production all using environmental protection
It is pure natural material, the product that will not be manufactured pollution, and make meets the standard of country, or even the high mark with country
Standard, it is more environmentally-friendly.
Specific embodiment
The present invention is described in detail below: a kind of degradable melamine dishware moulding compound of the present invention, it is described
Melamine dishware be made of with moulding compound following component and percent mass proportioning:
Melamine resin 30-50%
Powdered rice hulls 20%-60%
Dispersing agent 05%-2%
Release agent 0.5-2%
Lacquer finish powder 10%-30%
Curing agent 0.05-0.1%
Titanium dioxide 0.5-1.0%
Pigment is supplied
The composition of the above component is subject to quality 100 percent；It can be produced when the melamine resin is in conjunction with curing agent
Raw polycondensation reaction, the dispersing agent are stearic acid or/and stearmide, and the release agent is magnesium stearate or/zinc stearate.
Optimum embodiment: the melamine dishware is made of with moulding compound following component and percent mass proportioning:
Melamine resin 30%
Powdered rice hulls 50%
Dispersing agent 1%
Release agent 1%
Lacquer finish powder 20%
Curing agent 0.1%
Titanium dioxide 1.0%
Pigment is supplied
The composition of the above component is subject to quality 100 percent；It can be produced when the melamine resin is in conjunction with curing agent
Raw polycondensation reaction, the dispersing agent are stearic acid or/and stearmide, and the release agent is magnesium stearate or/zinc stearate.
The preparation method of degradable melamine dishware moulding compound of the present invention, the preparation method include following step
It is rapid:
(1) formalin is added in reaction kettle, is 7.5-8.5 by the way that sodium hydroxide tune pH value is added
(2) addition reaction: starting to warm up, and melamine is added and is warming up to 80-100 DEG C.
(3) polycondensation reaction: when having white precipitate with 4 DEG C of water test resins, cool down 75 DEG C, adjusting pH value is 8.2, is reacted to
Terminal.
(4) triethanolamine is added, adjusts pH value, terminates reaction, is cooled to 60-100 DEG C.
(5) mediate: with Z type low speed kneader be added lignose, curing agent and the above-mentioned resin being prepared pinch
It closes, timing changes mixing direction, is stirred to uniformly.
(6) dry: to use more piece mesh belt hot-air oven, 80-85 DEG C of hot-air seasoning is dry to have to uniformly, control moisture content
3.5% hereinafter, drying time about 3-4 hours.
(7) it crushes ball milling: entering after crushing material ball mill ball milling 3-8 hours, add powdered rice hulls, cover in this process
Light powder, dispersing agent, release agent, curing agent, pigment etc. are completed density, color matching, control solidification mobile performance of material etc. and are required.Ball
Grinding machine collet must lead to cooling water cooling, and temperature of charge is not higher than 50 DEG C.
(8) pack: levigate material 25Kg inner lining film paper bag packing after 60 mesh screens, finished product are stored in shady and cool drying
Place.
It is 8.5 by the way that sodium hydroxide tune pH value is added in the step (1)；
In the step (2), melamine is added and is warming up to 85 DEG C of reactions；
In the step (4), triethanolamine is added, adjusts pH value, terminates reaction, is cooled to 70 DEG C；
It is dry in the step (6): more piece mesh belt hot-air oven is used, 83.5 DEG C of hot-air seasonings are dry to have to uniformly,
Moisture content 3.5% is controlled hereinafter, drying time about 3.5 hours；
In the step (7), ball milling is crushed: entering ball mill ball milling 6 hours after crushing material.
The present invention with local renewable resource and is had using the high whiteness paper pulp in powdered rice hulls substitution melamine resin plastics
The powdered rice hulls of biodegradation character substitute expensive forest reserves paper pulp, and dosage reaches 50% or so in formula, not only
Environmentally friendly low-carbon economizes on resources and greatly reduces cost.
Claims (4)
1. a kind of degradable melamine dishware moulding compound, it is characterised in that the melamine dishware moulding compound by following component and
Percent mass proportioning composition:
Melamine resin 30-50%
Powdered rice hulls 20%-60%
Dispersing agent 05%-2%
Release agent 0.5-2%
Lacquer finish powder 10%-30%
Curing agent 0.05-0.1%
Titanium dioxide 0.5-1.0%
Pigment is supplied
The composition of the above component is subject to quality 100 percent；It can be produced when the melamine resin is in conjunction with curing agent
Raw polycondensation reaction, the dispersing agent are stearic acid or/and stearmide, and the release agent is magnesium stearate or/zinc stearate.
2. degradable melamine dishware moulding compound according to claim 1, it is characterised in that the melamine dishware mould
Plastics are made of following component and percent mass proportioning:
Melamine resin 30%
Powdered rice hulls 50%
Dispersing agent 1%
Release agent 1%
Lacquer finish powder 20%
Curing agent 0.1%
Titanium dioxide 1.0%
Pigment is supplied
The composition of the above component is subject to quality 100 percent；It can be produced when the melamine resin is in conjunction with curing agent
Raw polycondensation reaction, the dispersing agent are stearic acid or/and stearmide, and the release agent is magnesium stearate or/zinc stearate.
3. a kind of preparation method of degradable melamine dishware moulding compound as claimed in claim 1 or 2, it is characterised in that described
Preparation method includes the following steps:
(1) formalin is added in reaction kettle, is 7.5-8.5 by the way that sodium hydroxide tune pH value is added
(2) addition reaction: starting to warm up, and melamine is added and is warming up to 80-100 DEG C;
(3) polycondensation reaction: when having white precipitate with 4 DEG C of water test resins, cool down 75 DEG C, adjusting pH value is 8.2, is reacted to end
Point;
(4) triethanolamine is added, adjusts pH value, terminates reaction, is cooled to 60-100 DEG C,
(5) mediate: with Z type low speed kneader be added lignose, curing agent and the above-mentioned resin that is prepared mediate, it is fixed
When change mixing direction, be stirred to uniformly;
(6) dry: to use more piece mesh belt hot-air oven, 80-85 DEG C of hot-air seasoning is dry to have to uniformly, control moisture content
3.5% hereinafter, drying time about 3-4 hours;
(7) it crushes ball milling: entering after crushing material ball mill ball milling 3-8 hours, add powdered rice hulls, Lacquer finish in this process
Powder, dispersing agent, release agent, curing agent, pigment etc. are completed density, color matching, control solidification mobile performance of material etc. and are required, ball milling
Machine collet must lead to cooling water cooling, and temperature of charge is not higher than 50 DEG C;
(8) pack: levigate material 25Kg inner lining film paper bag packing after 60 mesh screens, finished product store in a cool and dry place.
4. the preparation method of high-temperature resistant porcelain imitation tableware melamine according to claim 3, it is characterised in that:
It is 8.5 by the way that sodium hydroxide tune pH value is added in the step (1)；
In the step (2), melamine is added and is warming up to 85 DEG C of reactions；
In the step (4), triethanolamine is added, adjusts pH value, terminates reaction, is cooled to 70 DEG C；
It is dry in the step (6): more piece mesh belt hot-air oven is used, 83.5 DEG C of hot-air seasonings are dry to have to uniformly,
Moisture content 3.5% is controlled hereinafter, drying time about 3.5 hours；
In the step (7), ball milling is crushed: entering ball mill ball milling 6 hours after crushing material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811282564.3A CN109021497A (en) | 2018-10-31 | 2018-10-31 | A kind of degradable melamine dishware moulding compound |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811282564.3A CN109021497A (en) | 2018-10-31 | 2018-10-31 | A kind of degradable melamine dishware moulding compound |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109021497A true CN109021497A (en) | 2018-12-18 |
Family
ID=64614563
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811282564.3A Pending CN109021497A (en) | 2018-10-31 | 2018-10-31 | A kind of degradable melamine dishware moulding compound |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109021497A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111647172A (en) * | 2020-05-07 | 2020-09-11 | 安徽绿之态新材料有限公司 | Modification method of rice hull powder, modified rice hull powder and composite material |
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| CN1377920A (en) * | 2001-03-30 | 2002-11-06 | 张彦森 | Method for producing disposable degradable plant fibre food and beverage utensils |
| US6488997B1 (en) * | 2000-03-31 | 2002-12-03 | Enviro Concept Ltd. | Degradable composite material, its disposable products and processing method thereof |
| CN1420812A (en) * | 2001-04-17 | 2003-05-28 | 金永福 | Method for mfg. plastic-substitute goods by using natural materials |
| CN102794803A (en) * | 2012-08-30 | 2012-11-28 | 大连绿之态科技有限公司 | Manufacturing method for vegetable fiber compound tableware |
| CN202898298U (en) * | 2012-08-30 | 2013-04-24 | 大连绿之态科技有限公司 | Bowl compounded by plant fiber |
| CN103980661A (en) * | 2014-05-20 | 2014-08-13 | 德清县联诚氨基塑料制品有限公司 | High-density melamine molding compound and production method thereof |
| CN104893327A (en) * | 2014-03-05 | 2015-09-09 | 上海骏雄投资有限公司 | Method for preparing composite plate by using agricultural waste |
| CN206201311U (en) * | 2016-09-30 | 2017-05-31 | 双枪竹木科技有限责任公司 | Natural rice husk environment protecting tableware pressure forming processing unit (plant) |
| CN107286574A (en) * | 2017-06-27 | 2017-10-24 | 浙江联诚氨基材料有限公司 | A kind of microwave stove heat melamine molding compound and preparation method |
| CN108070208A (en) * | 2017-12-20 | 2018-05-25 | 贺州宝兴新材料有限公司 | The preparation method of the anti-aging melamine molding compound of high temperature resistant |
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-
2018
- 2018-10-31 CN CN201811282564.3A patent/CN109021497A/en active Pending
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| CN1377920A (en) * | 2001-03-30 | 2002-11-06 | 张彦森 | Method for producing disposable degradable plant fibre food and beverage utensils |
| CN1420812A (en) * | 2001-04-17 | 2003-05-28 | 金永福 | Method for mfg. plastic-substitute goods by using natural materials |
| CN102794803A (en) * | 2012-08-30 | 2012-11-28 | 大连绿之态科技有限公司 | Manufacturing method for vegetable fiber compound tableware |
| CN202898298U (en) * | 2012-08-30 | 2013-04-24 | 大连绿之态科技有限公司 | Bowl compounded by plant fiber |
| CN104893327A (en) * | 2014-03-05 | 2015-09-09 | 上海骏雄投资有限公司 | Method for preparing composite plate by using agricultural waste |
| CN103980661A (en) * | 2014-05-20 | 2014-08-13 | 德清县联诚氨基塑料制品有限公司 | High-density melamine molding compound and production method thereof |
| CN206201311U (en) * | 2016-09-30 | 2017-05-31 | 双枪竹木科技有限责任公司 | Natural rice husk environment protecting tableware pressure forming processing unit (plant) |
| CN107286574A (en) * | 2017-06-27 | 2017-10-24 | 浙江联诚氨基材料有限公司 | A kind of microwave stove heat melamine molding compound and preparation method |
| CN108070208A (en) * | 2017-12-20 | 2018-05-25 | 贺州宝兴新材料有限公司 | The preparation method of the anti-aging melamine molding compound of high temperature resistant |
| CN109401190A (en) * | 2018-10-31 | 2019-03-01 | 浙江联诚氨基材料有限公司 | A kind of anti-bacteria melamine powder |
Non-Patent Citations (1)
| Title |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111647172A (en) * | 2020-05-07 | 2020-09-11 | 安徽绿之态新材料有限公司 | Modification method of rice hull powder, modified rice hull powder and composite material |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20181218 |
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| RJ01 | Rejection of invention patent application after publication |