CN103319785A - Method for preparing biomass composite from recycled waste paper - Google Patents
Method for preparing biomass composite from recycled waste paper Download PDFInfo
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- CN103319785A CN103319785A CN2013102533773A CN201310253377A CN103319785A CN 103319785 A CN103319785 A CN 103319785A CN 2013102533773 A CN2013102533773 A CN 2013102533773A CN 201310253377 A CN201310253377 A CN 201310253377A CN 103319785 A CN103319785 A CN 103319785A
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Abstract
The invention relates to a method for preparing a biomass composite from recycled waste paper, which comprises the following steps of: (1) blending the raw materials including 100 weight parts of thermoplastic resin, 100-300 weight parts of recycled paper pieces of 10-50 meshes, 1-20 weight parts of compatilizer, 1-20 weight parts of coupling agent and 1-40 weight parts of dispersant at 40-60 DEG C to obtain a blended material; and (2) extruding and granulating the blended material obtained by the step (1) at 100-200 DEG C to obtain the target object. The biomass composite prepared by the method provided by the invention has the advantages of good mechanical properties, easiness in large-scale preparation, low preparation cost and the like, and is a biomass composite with commercial values.
Description
Technical field
The present invention relates to a kind of method that waste and old paper prepares biomass composite that reclaims.
Background technology
Wood plastic composite (Wood-Plastic Composites, WPC) be a kind of in the biomass composite, it is take vegetable fibre as weighting material, with thermoplastic resin as matrix, utilize the principle of macromolecule interfacial chemical modification and filling, by the matrix material of extruding and the molding mode of the plastics such as injection moulding processes.Wood plastic composite integrates the characteristics of timber and plastics bi-material, have more in some aspects advantage than simple timber or plastics, can replace Wood products or plastics fully in a lot of occasions, wood plastic composite has all obtained application in many fields such as building and decoration industry, gardens urban construction, packaging logistics, automotive industry and daily life toolses.
So far, reclaim paper mainly for the preparation of recycled writing paper and regeneration wrapping material etc., have no it for the preparation of the report of biomass composite (or wood plastic composite).
Summary of the invention
The present inventor finds after deliberation: have suitable auxiliary agent to exist and suitable preparation condition under, reclaim paper (in this article, described recovery paper comprises: reclaim newspaper and books and periodicals magazine and all kinds of paper wrapper, down together) fragment and thermoplastic resin can form wood plastic composite, and this wood plastic composite has good mechanical property and lower processing temperature.Therefore, meaning of the present invention has not only been expanded the Application Areas that reclaims paper, and provides a kind of and have good mechanical property and than the wood plastic composite of low processing temperature.
The object of the invention is to, a kind of method that is prepared biomass composite (or wood plastic composite) by the waste and old paper of recovery is provided.
The method of the invention comprises the steps:
(1) to comprise: the thermoplastic resin of 100 parts by weight, 10 orders of 100 parts by weight～300 parts by weight～50 purposes reclaim paper chips, the compatilizer of 1 parts by weight～20 parts by weight, the dispersion agent of the coupling agent of 1 parts by weight～20 parts by weight and 1 parts by weight～40 parts by weight is raw material, described raw material in 40 ℃～60 ℃ blend, is obtained blend composition;
(2) will by the blend composition of step (1) gained in 100 ℃～200 ℃ extruding pelletizations, obtain target compound (wood plastic composite of the present invention);
Wherein, described compatilizer is: by the thermoplastic resin of maleic anhydride graft, described coupling agent is selected from: one or two or more kinds (containing two kinds) mixture in silane coupling agent, titanate coupling agent, chromate coupling agent, aluminate coupling agent or the boric acid ester coupler, described dispersion agent is selected from: whiteruss, polyethylene wax, stearic acid or its salt, silicone oil or N, one or two or more kinds (containing two kinds) mixture in N '-ethylene bis stearamide.
In preferred technical scheme of the present invention, the raw material for preparing wood plastic composite of the present invention also comprises: the oxidation inhibitor of 1 parts by weight～20 parts by weight, described oxidation inhibitor is selected from: 2,2-methylene-bis (4-methyl-6-tert-butylphenol), β-(3, the 5-di-tert-butyl-hydroxy phenyl) one or two or more kinds (containing two kinds) mixture in propionic acid octadecanol ester or four (3,5-di-tert-butyl-hydroxy phenyl) the propionic acid pentaerythritol ester.
In another preferred technical scheme of the present invention, the raw material for preparing wood plastic composite of the present invention also comprises: the photostabilizer of 1 parts by weight～20 parts by weight, described photostabilizer is that UV-P is or/and 2,2-dihydroxyl-4-methoxy benzophenone.
In a further preferred technical solution of the present invention, the raw material for preparing wood plastic composite of the present invention also comprises: the linking agent of 1 parts by weight～20 parts by weight, described linking agent is selected from: dicumyl peroxide (DCP), benzoyl peroxide (BPO), ditertiary butyl peroxide (DTBP), di-isopropylbenzene hydroperoxide or 2, one or two or more kinds (containing two kinds) mixture in 5-dimethyl-2,5 di-t-butyl hexane peroxide.
In addition, needs according to end article, the raw material for preparing wood plastic composite of the present invention also can comprise an amount of fluorescent agent or/and dyestuff, and fluorescent agent is or/and the addition of dyestuff generally is no more than 20 parts by weight (take the thermoplastic resin of 100 parts by weight as calculating benchmark).
In a further preferred technical solution of the present invention, used thermoplastic resin is: polypropylene (PP), polyethylene (PE), polyvinyl chloride (PVC), high-impact polystyrene (HIPS) are or/and acrylonitrile-butadiene-phenylethylene multipolymer (ABS).
In a further preferred technical solution of the present invention, used compatilizer is: by PP, PE, PVC, HIPS or the ABS of maleic anhydride graft.
Embodiment
The invention provides a kind of method that is prepared biomass composite (or wood plastic composite) by the waste and old paper of recovery, comprise the steps:
(1) to comprise: the thermoplastic resin of 100 parts by weight, 10 orders of 100 parts by weight～300 parts by weight～50 purposes reclaim paper chips, the compatilizer of 1 parts by weight～20 parts by weight, the dispersion agent of the coupling agent of 1 parts by weight～20 parts by weight and 1 parts by weight～40 parts by weight is raw material, with described raw material in 40 ℃～60 ℃ blend, obtained blend composition to 60 minutes in 20 minutes;
(2) will by the blend composition of step (1) gained in 100 ℃～200 ℃ extruding pelletizations, obtain target compound (wood plastic composite of the present invention).
Wood plastic composite provided by the present invention can by injection moulding, be made corresponding end article.Find in injection molding process: the injection moulding temperature of wood plastic composite provided by the present invention is than the injection moulding temperature take identical thermoplastic resin as other material of matrix resin low (generally low approximately 20 ℃～30 ℃).
Wood plastic composite provided by the present invention has good mechanical property, is easy to the advantages such as mass-producing and low cost, is a kind of wood plastic composite with commercial value.
Below by embodiment the present invention is further elaborated, but listed embodiment only is used for better understand content of the present invention rather than restriction protection scope of the present invention.
Embodiment 1
PP(with 100 parts by weight raises sub-petrochemical industry, T310S), the recovery newspaper fragment of 100 parts by weight (10 orders～50 orders), the maleic anhydride graft PP(compatilizer of 1 part of parts by weight, Shanghai day rise company limited, CMG9801), the KH550(silane coupling agent of 1 part of parts by weight), the dispersion agent of 1 part of parts by weight is (by N, N '-ethylene bis stearamide, the mixture that whiteruss and stearic acid form), 2 of 1 part of parts by weight, 2-methylene-bis (4-methyl-6-tert-butylphenol) (oxidation inhibitor), the 2-of 1 part of parts by weight (2 '-hydroxyl-5 '-aminomethyl phenyl) benzotriazole (photostabilizer), the DCP(linking agent of 20 parts of parts by weight) and an amount of fluorescent yellow be raw material;
Above-mentioned raw materials is placed high-speed mixer, and under 60 ℃ of conditions, high-speed mixing 20 minutes obtains compound.This compound is at the uniform velocity added in the twin screw extruder, and it is to melt extrude granulation under 145 ℃, rotating speed 180rpm that six sections temperature of forcing machine are respectively 130 ℃, 130 ℃, 135 ℃, 135 ℃, 140 ℃, 140 ℃ head temperatures, obtains pellet A;
Pellet A according to the injection moulding of ASTM standard (140 ℃～145 ℃ of injection moulding temperature), is obtained sample A.Sample A mechanical property sees Table 1.
Embodiment 2
PE(with 100 parts by weight raises sub-petrochemical industry, 2200J), the recovery newspaper fragment of 300 parts by weight (10 orders～50 orders), the maleic anhydride graft PE(compatilizer of 20 parts of parts by weight, Shanghai day rise company limited, CMG9801), the KH550(silane coupling agent of 20 parts of parts by weight), the dispersion agent of 40 parts of parts by weight is (by N, N '-ethylene bis stearamide, the mixture that whiteruss and stearic acid form), 2 of 20 parts of parts by weight, 2-methylene-bis (4-methyl-6-tert-butylphenol) (oxidation inhibitor), the 2-of 20 parts of parts by weight (2 '-hydroxyl-5 '-aminomethyl phenyl) benzotriazole (photostabilizer), the DCP(linking agent of 1 part of parts by weight) and an amount of fluorescent yellow be raw material;
Above-mentioned raw materials is placed high-speed mixer, and under 50 ℃ of conditions, high-speed mixing 20 minutes obtains compound.This compound is at the uniform velocity added in the twin screw extruder, and it is to melt extrude granulation under 120 ℃, rotating speed 120rpm that six sections temperature of forcing machine are respectively 100 ℃, 100 ℃, 105 ℃, 110 ℃, 110 ℃, 115 ℃ head temperatures, obtains pellet B;
Pellet B according to the injection moulding of ASTM standard (110 ℃～115 ℃ of injection moulding temperature), is obtained sample B.Sample B mechanical property sees Table 1.
Embodiment 3
Worker company limited is very beautified in ABS(Zhenjiang with 100 parts by weight, PA-757K), the paper fragment that is recycled and packaged of 150 parts by weight (10 orders～50 orders), maleic anhydride grafted ABS (the compatilizer of 10 parts of parts by weight, Shanghai day rise company limited, CMG600), the KH550(silane coupling agent of 10 parts of parts by weight), the dispersion agent of 10 parts of parts by weight is (by N, N '-ethylene bis stearamide, the mixture that whiteruss and stearic acid form), 2 of 10 parts of parts by weight, 2-methylene-bis (4-methyl-6-tert-butylphenol) (oxidation inhibitor), the 2-of 10 parts of parts by weight (2 '-hydroxyl-5 '-aminomethyl phenyl) benzotriazole (photostabilizer), the DCP(linking agent of 10 parts of parts by weight) and appropriate amount of titanium be raw material;
Above-mentioned raw materials is placed high-speed mixer, and under 60 ℃ of conditions, high-speed mixing 20 minutes obtains compound.This compound is at the uniform velocity added in the twin screw extruder, and it is to melt extrude granulation under 200 ℃, rotating speed 120rpm that six sections temperature of forcing machine are respectively 180 ℃, 180 ℃, 185 ℃, 190 ℃, 190 ℃, 195 ℃ head temperatures, obtains pellet C;
Pellet C according to the injection moulding of ASTM standard (180 ℃～195 ℃ of injection moulding temperature), is obtained sample C.Sample C mechanical property sees Table 1.
Table 1
Claims (6)
1. a method that is prepared biomass composite by the waste and old paper of recovery comprises the steps:
(1) to comprise: the thermoplastic resin of 100 parts by weight, 10 orders of 100 parts by weight～300 parts by weight～50 purposes reclaim paper chips, the compatilizer of 1 parts by weight～20 parts by weight, the dispersion agent of the coupling agent of 1 parts by weight～20 parts by weight and 1 parts by weight～40 parts by weight is raw material, described raw material in 40 ℃～60 ℃ blend, is obtained blend composition;
(2) will by the blend composition of step (1) gained in 100 ℃～200 ℃ extruding pelletizations, obtain target compound;
Wherein, described compatilizer is: by the thermoplastic resin of maleic anhydride graft, described coupling agent is selected from: one or two or more kinds mixture in silane coupling agent, titanate coupling agent, chromate coupling agent, aluminate coupling agent or the boric acid ester coupler, described dispersion agent is selected from: whiteruss, polyethylene wax, stearic acid or its salt, silicone oil or N, one or two or more kinds mixture in N '-ethylene bis stearamide.
2. the method for claim 1, it is characterized in that, wherein raw material also comprises described in the step (1): the oxidation inhibitor of 1 parts by weight～20 parts by weight, described oxidation inhibitor is selected from: 2,2-methylene-bis (4-methyl-6-tert-butylphenol), β-(3, the 5-di-tert-butyl-hydroxy phenyl) one or two or more kinds mixture in propionic acid octadecanol ester or four (3,5-di-tert-butyl-hydroxy phenyl) the propionic acid pentaerythritol ester.
3. the method for claim 1, it is characterized in that, wherein raw material also comprises described in the step (1): the photostabilizer of 1 parts by weight～20 parts by weight, described photostabilizer is that UV-P is or/and 2,2-dihydroxyl-4-methoxy benzophenone.
4. the method for claim 1, it is characterized in that, wherein raw material also comprises described in the step (1): the linking agent of 1 parts by weight～20 parts by weight, described linking agent is selected from: dicumyl peroxide, benzoyl peroxide, ditertiary butyl peroxide, di-isopropylbenzene hydroperoxide or 2, one or two or more kinds mixture in 5-dimethyl-2,5 di-t-butyl hexane peroxide.
5. such as the described method of any one in the claim 1～4, it is characterized in that, wherein used thermoplastic resin is: polypropylene, polyethylene, polyvinyl chloride, high-impact polystyrene are or/and the acrylonitrile-butadiene-phenylethylene multipolymer.
6. such as the described method of any one in the claim 1～4, it is characterized in that, wherein used compatilizer is: by polypropylene, polyethylene, polyvinyl chloride, high-impact polystyrene or the acrylonitrile-butadiene-phenylethylene multipolymer of maleic anhydride graft.
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| CN2013102533773A CN103319785A (en) | 2013-06-24 | 2013-06-24 | Method for preparing biomass composite from recycled waste paper |
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| CN2013102533773A CN103319785A (en) | 2013-06-24 | 2013-06-24 | Method for preparing biomass composite from recycled waste paper |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103602092A (en) * | 2013-10-23 | 2014-02-26 | 安徽冠泓塑业有限公司 | Foot pad composition for plastic chairs |
Citations (5)
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| CN102229749A (en) * | 2011-06-01 | 2011-11-02 | 华东理工大学 | Novel bamboo-plastic composite material |
| CN102260386A (en) * | 2011-06-01 | 2011-11-30 | 浙江金磊窗业有限公司 | Ecological composite material and preparation method thereof |
| CN102304243A (en) * | 2011-07-19 | 2012-01-04 | 林世旺 | Package container directly formed by using waste paper and manufacturing process thereof |
| CN102453336A (en) * | 2010-10-25 | 2012-05-16 | 王金山 | Novel waste paper recycling technique |
| CN102627804A (en) * | 2012-03-23 | 2012-08-08 | 西安理工大学 | Method for preparing wood-plastic composite material with waste printing/copy paper and waste plastics |
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2013
- 2013-06-24 CN CN2013102533773A patent/CN103319785A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102453336A (en) * | 2010-10-25 | 2012-05-16 | 王金山 | Novel waste paper recycling technique |
| CN102229749A (en) * | 2011-06-01 | 2011-11-02 | 华东理工大学 | Novel bamboo-plastic composite material |
| CN102260386A (en) * | 2011-06-01 | 2011-11-30 | 浙江金磊窗业有限公司 | Ecological composite material and preparation method thereof |
| CN102304243A (en) * | 2011-07-19 | 2012-01-04 | 林世旺 | Package container directly formed by using waste paper and manufacturing process thereof |
| CN102627804A (en) * | 2012-03-23 | 2012-08-08 | 西安理工大学 | Method for preparing wood-plastic composite material with waste printing/copy paper and waste plastics |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103602092A (en) * | 2013-10-23 | 2014-02-26 | 安徽冠泓塑业有限公司 | Foot pad composition for plastic chairs |
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Application publication date: 20130925 |