CN117106290A - High-transparency durable PET material and preparation method thereof - Google Patents
High-transparency durable PET material and preparation method thereof Download PDFInfo
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- CN117106290A CN117106290A CN202311315070.1A CN202311315070A CN117106290A CN 117106290 A CN117106290 A CN 117106290A CN 202311315070 A CN202311315070 A CN 202311315070A CN 117106290 A CN117106290 A CN 117106290A
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- 239000000463 material Substances 0.000 title claims abstract description 68
- 238000002360 preparation method Methods 0.000 title description 13
- NIHNNTQXNPWCJQ-UHFFFAOYSA-N fluorene Chemical compound C1=CC=C2CC3=CC=CC=C3C2=C1 NIHNNTQXNPWCJQ-UHFFFAOYSA-N 0.000 claims abstract description 22
- 239000002994 raw material Substances 0.000 claims abstract description 20
- 239000004593 Epoxy Substances 0.000 claims abstract description 18
- 239000011347 resin Substances 0.000 claims abstract description 18
- 229920005989 resin Polymers 0.000 claims abstract description 18
- DLYUQMMRRRQYAE-UHFFFAOYSA-N tetraphosphorus decaoxide Chemical compound O1P(O2)(=O)OP3(=O)OP1(=O)OP2(=O)O3 DLYUQMMRRRQYAE-UHFFFAOYSA-N 0.000 claims abstract description 18
- 239000003963 antioxidant agent Substances 0.000 claims abstract description 16
- 230000003078 antioxidant effect Effects 0.000 claims abstract description 16
- 239000000314 lubricant Substances 0.000 claims abstract description 16
- 229920000515 polycarbonate Polymers 0.000 claims abstract description 16
- 239000004417 polycarbonate Substances 0.000 claims abstract description 16
- RZJKZTPKSRPUFJ-UHFFFAOYSA-N 5,5-dimethyl-1,3-bis(oxiran-2-ylmethyl)imidazolidine-2,4-dione Chemical compound O=C1N(CC2OC2)C(=O)C(C)(C)N1CC1CO1 RZJKZTPKSRPUFJ-UHFFFAOYSA-N 0.000 claims abstract description 11
- LKJPYSCBVHEWIU-UHFFFAOYSA-N N-[4-cyano-3-(trifluoromethyl)phenyl]-3-[(4-fluorophenyl)sulfonyl]-2-hydroxy-2-methylpropanamide Chemical compound C=1C=C(C#N)C(C(F)(F)F)=CC=1NC(=O)C(O)(C)CS(=O)(=O)C1=CC=C(F)C=C1 LKJPYSCBVHEWIU-UHFFFAOYSA-N 0.000 claims abstract description 11
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 claims abstract description 11
- JCUYNPHEESTECG-UHFFFAOYSA-N 3-amino-6-(4-aminophenyl)benzene-1,2-disulfonic acid Chemical compound C1=CC(N)=CC=C1C1=CC=C(N)C(S(O)(=O)=O)=C1S(O)(=O)=O JCUYNPHEESTECG-UHFFFAOYSA-N 0.000 claims abstract description 9
- 229920000137 polyphosphoric acid Polymers 0.000 claims abstract description 9
- 238000001125 extrusion Methods 0.000 claims description 14
- 238000000034 method Methods 0.000 claims description 8
- 229920000734 polysilsesquioxane polymer Polymers 0.000 claims description 7
- XOOUIPVCVHRTMJ-UHFFFAOYSA-L zinc stearate Chemical compound [Zn+2].CCCCCCCCCCCCCCCCCC([O-])=O.CCCCCCCCCCCCCCCCCC([O-])=O XOOUIPVCVHRTMJ-UHFFFAOYSA-L 0.000 claims description 6
- BGYHLZZASRKEJE-UHFFFAOYSA-N [3-[3-(3,5-ditert-butyl-4-hydroxyphenyl)propanoyloxy]-2,2-bis[3-(3,5-ditert-butyl-4-hydroxyphenyl)propanoyloxymethyl]propyl] 3-(3,5-ditert-butyl-4-hydroxyphenyl)propanoate Chemical compound CC(C)(C)C1=C(O)C(C(C)(C)C)=CC(CCC(=O)OCC(COC(=O)CCC=2C=C(C(O)=C(C=2)C(C)(C)C)C(C)(C)C)(COC(=O)CCC=2C=C(C(O)=C(C=2)C(C)(C)C)C(C)(C)C)COC(=O)CCC=2C=C(C(O)=C(C=2)C(C)(C)C)C(C)(C)C)=C1 BGYHLZZASRKEJE-UHFFFAOYSA-N 0.000 claims description 5
- FPVVYTCTZKCSOJ-UHFFFAOYSA-N Ethylene glycol distearate Chemical compound CCCCCCCCCCCCCCCCCC(=O)OCCOC(=O)CCCCCCCCCCCCCCCCC FPVVYTCTZKCSOJ-UHFFFAOYSA-N 0.000 claims description 4
- JKIJEFPNVSHHEI-UHFFFAOYSA-N Phenol, 2,4-bis(1,1-dimethylethyl)-, phosphite (3:1) Chemical compound CC(C)(C)C1=CC(C(C)(C)C)=CC=C1OP(OC=1C(=CC(=CC=1)C(C)(C)C)C(C)(C)C)OC1=CC=C(C(C)(C)C)C=C1C(C)(C)C JKIJEFPNVSHHEI-UHFFFAOYSA-N 0.000 claims description 4
- SSDSCDGVMJFTEQ-UHFFFAOYSA-N octadecyl 3-(3,5-ditert-butyl-4-hydroxyphenyl)propanoate Chemical compound CCCCCCCCCCCCCCCCCCOC(=O)CCC1=CC(C(C)(C)C)=C(O)C(C(C)(C)C)=C1 SSDSCDGVMJFTEQ-UHFFFAOYSA-N 0.000 claims description 4
- 238000004519 manufacturing process Methods 0.000 claims description 3
- 239000002861 polymer material Substances 0.000 abstract description 2
- 230000032683 aging Effects 0.000 description 6
- 230000000052 comparative effect Effects 0.000 description 5
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 239000013538 functional additive Substances 0.000 description 3
- 229940100608 glycol distearate Drugs 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- -1 polyethylene terephthalate Polymers 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- ZUOUZKKEUPVFJK-UHFFFAOYSA-N diphenyl Chemical compound C1=CC=CC=C1C1=CC=CC=C1 ZUOUZKKEUPVFJK-UHFFFAOYSA-N 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000002667 nucleating agent Substances 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 239000005022 packaging material Substances 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 238000010998 test method Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- FMZUHGYZWYNSOA-VVBFYGJXSA-N (1r)-1-[(4r,4ar,8as)-2,6-diphenyl-4,4a,8,8a-tetrahydro-[1,3]dioxino[5,4-d][1,3]dioxin-4-yl]ethane-1,2-diol Chemical compound C([C@@H]1OC(O[C@@H]([C@@H]1O1)[C@H](O)CO)C=2C=CC=CC=2)OC1C1=CC=CC=C1 FMZUHGYZWYNSOA-VVBFYGJXSA-N 0.000 description 1
- PUFWGUZSDHANBX-UHFFFAOYSA-N 1-phenyl-9h-fluorene Chemical group C=12CC3=CC=CC=C3C2=CC=CC=1C1=CC=CC=C1 PUFWGUZSDHANBX-UHFFFAOYSA-N 0.000 description 1
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 description 1
- WJQOZHYUIDYNHM-UHFFFAOYSA-N 2-tert-Butylphenol Chemical compound CC(C)(C)C1=CC=CC=C1O WJQOZHYUIDYNHM-UHFFFAOYSA-N 0.000 description 1
- HRPVXLWXLXDGHG-UHFFFAOYSA-N Acrylamide Chemical compound NC(=O)C=C HRPVXLWXLXDGHG-UHFFFAOYSA-N 0.000 description 1
- FBPFZTCFMRRESA-FSIIMWSLSA-N D-Glucitol Natural products OC[C@H](O)[C@H](O)[C@@H](O)[C@H](O)CO FBPFZTCFMRRESA-FSIIMWSLSA-N 0.000 description 1
- BELGZFLOEKOASN-UHFFFAOYSA-N P.[AlH3] Chemical compound P.[AlH3] BELGZFLOEKOASN-UHFFFAOYSA-N 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 150000001408 amides Chemical class 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 235000010290 biphenyl Nutrition 0.000 description 1
- 239000004305 biphenyl Substances 0.000 description 1
- FQUNFJULCYSSOP-UHFFFAOYSA-N bisoctrizole Chemical compound N1=C2C=CC=CC2=NN1C1=CC(C(C)(C)CC(C)(C)C)=CC(CC=2C(=C(C=C(C=2)C(C)(C)CC(C)(C)C)N2N=C3C=CC=CC3=N2)O)=C1O FQUNFJULCYSSOP-UHFFFAOYSA-N 0.000 description 1
- 230000021615 conjugation Effects 0.000 description 1
- 239000007822 coupling agent Substances 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 229940087101 dibenzylidene sorbitol Drugs 0.000 description 1
- FPAFDBFIGPHWGO-UHFFFAOYSA-N dioxosilane;oxomagnesium;hydrate Chemical compound O.[Mg]=O.[Mg]=O.[Mg]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O FPAFDBFIGPHWGO-UHFFFAOYSA-N 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 125000001301 ethoxy group Chemical group [H]C([H])([H])C([H])([H])O* 0.000 description 1
- 239000003063 flame retardant Substances 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 230000014759 maintenance of location Effects 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- 230000003000 nontoxic effect Effects 0.000 description 1
- 231100000956 nontoxicity Toxicity 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 238000005191 phase separation Methods 0.000 description 1
- 229920000728 polyester Polymers 0.000 description 1
- 229920000139 polyethylene terephthalate Polymers 0.000 description 1
- 239000005020 polyethylene terephthalate Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000001737 promoting effect Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 239000000779 smoke Substances 0.000 description 1
- 239000000600 sorbitol Substances 0.000 description 1
- 230000003335 steric effect Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 125000000472 sulfonyl group Chemical group *S(*)(=O)=O 0.000 description 1
- 230000001629 suppression Effects 0.000 description 1
- 239000004753 textile Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L67/00—Compositions of polyesters obtained by reactions forming a carboxylic ester link in the main chain; Compositions of derivatives of such polymers
- C08L67/02—Polyesters derived from dicarboxylic acids and dihydroxy compounds
-
- 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
- C08K3/32—Phosphorus-containing compounds
- C08K2003/329—Phosphorus containing acids
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2201/00—Properties
- C08L2201/10—Transparent films; Clear coatings; Transparent materials
Landscapes
- 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
The invention provides a high-transparency durable PET material, which relates to the technical field of high polymer materials and is prepared from the following raw materials in parts by weight: 70-80 parts of PET resin, 6-12 parts of hydroxyl-terminated hyperbranched polycarbonate, 8-12 parts of benzidine disulfonic acid, 1-2 parts of phosphorus pentoxide, 0.3-0.6 part of polyphosphoric acid, 2-4 parts of 5, 5-dimethyl-1, 3-di (oxiranylmethyl) imidazolidine-2, 4-dione, 1-3 parts of epoxy POSS, 2-4 parts of N- [ 4-cyano-3- (trifluoromethyl) phenyl ] methyl epoxyacrylamide, 0.5-1 part of 9, 9-bis [4- (2, 3-epoxypropoxy ethoxy) phenyl ] fluorene, 0.1-0.5 part of antioxidant, 0.2-0.5 part of lubricant and 0.5-1 part of compatilizer. The high-transparency durable PET material has the advantages of good mechanical property, good durability and transparency, stable performance and long service life.
Description
Technical Field
The invention relates to the technical field of high polymer materials, in particular to a high-transparency durable PET material and a preparation method thereof.
Background
Polyester materials (PET) such as polyethylene terephthalate, etc. have the advantages of low price, low density, no toxicity and smell, excellent transparency, optical performance and toughness, good mechanical strength and gas barrier property, excellent high and low temperature resistance, chemical resistance, oil resistance, etc., and are widely applied to various foods, medicines, non-toxic and sterile packaging materials, high-grade packaging materials of textiles, precise instruments and electric elements, and various optical base films and protective film materials. However, the heat resistance, mechanical properties and durability thereof are to be further improved.
In order to improve the heat resistance, mechanical properties and durability of PET materials, functional additives are usually added into common PET materials, however, the addition of a large amount of functional additives with single functions not only affects the processing fluidity and transparency of the PET materials, but also can cause phase separation in the long-term use process due to the compatibility problem between the functional additives and PET base materials, thereby affecting the performance stability and durability, leading to the defects of short service life of products and the like.
In order to solve the problems, chinese patent application No. 201711367703.8 discloses a transparent PET material with high flame retardance and a preparation method thereof, wherein the transparent PET material comprises the following raw materials in parts by weight: 70-118 parts of PET resin, 8-16 parts of nucleating agent, 3-7 parts of compatilizer, 7-13 parts of flame retardant, 1-3 parts of synergist, 0.5-1.0 part of talcum powder and 2-6 parts of coupling agent, wherein the nucleating agent is a mixture composed of 2,2' -methylenebis (4, 6-tert-butylphenol) phosphine aluminum salt, dibenzylidene sorbitol and di (p-chloro-substituted benzylidene) sorbitol according to the weight ratio of 2.5-3.5:1.2-1.8:0.8-1.2. The transparent PET material is transparent and visible, has the advantages of better transparency, flame retardance, heat resistance, smoke suppression, stability, oxidation aging resistance and the like, and is high in strength, good in forming performance, good in processing performance and high in use value. However, durability and processability thereof still remain to be further improved.
Therefore, the high-transparency durable PET material with good mechanical property, good durability and transparency, stable performance and long service life and the preparation method thereof are developed, meet the market demand, have wide market value and application prospect, and have great significance for promoting the further development of the PET material field.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provide the high-transparency durable PET material with good mechanical properties, good durability and transparency, stable performance and long service life and the preparation method thereof.
The invention can be realized by the following technical scheme:
the invention relates to a high-transparency durable PET material which is prepared from the following raw materials in parts by weight: 70-80 parts of PET resin, 6-12 parts of hydroxyl-terminated hyperbranched polycarbonate, 8-12 parts of benzidine disulfonic acid, 1-2 parts of phosphorus pentoxide, 0.3-0.6 part of polyphosphoric acid, 2-4 parts of 5, 5-dimethyl-1, 3-di (oxiranylmethyl) imidazolidine-2, 4-dione, 1-3 parts of epoxy POSS, 2-4 parts of N- [ 4-cyano-3- (trifluoromethyl) phenyl ] methyl epoxyacrylamide, 0.5-1 part of 9, 9-bis [4- (2, 3-epoxypropoxy ethoxy) phenyl ] fluorene, 0.1-0.5 part of antioxidant, 0.2-0.5 part of lubricant and 0.5-1 part of compatilizer.
Preferably, the compatilizer is compatilizer KO-311.
Preferably, the lubricant is at least one of zinc stearate and glycol distearate.
Preferably, the antioxidant is at least one of antioxidant 1010, antioxidant 168 and antioxidant 1076.
Preferably, the epoxy POSS is octaepoxycyclohexylethyl cage-shaped polysilsesquioxane, and the model isPOSS1010。
Preferably, the hydroxyl-terminated hyperbranched polycarbonate is prepared according to the method in example 1 of Chinese patent application No. 20171046650.7.
Preferably, the PET resin is at least one of Xiamen Tenglong DSR TL-103, zhejiang Wankai WK811 and Hainan Yisheng petrochemical YS-W01.
The invention also aims at providing a preparation method of the high-transparency durable PET material, which comprises the following steps: and uniformly mixing the raw materials in parts by weight to obtain a mixed material, and adding the mixed material into a double-screw extruder for extrusion molding to obtain the high-transparency durable PET material.
Preferably, the extrusion molding temperature is 200-250 ℃, and the screw rotating speed of the double screw extruder is 250-320rpm.
Compared with the prior art, the invention has the beneficial effects that:
(1) The high-transparency durable PET material disclosed by the invention can be realized by uniformly mixing all the raw materials and then extruding and forming, does not need special equipment and production lines, has the advantages of low investment, low energy consumption, high preparation efficiency and high finished product qualification rate, is easy to realize industrialized mass production, and has higher popularization and application values.
(2) The invention discloses a high-transparency durable PET material which is prepared from the following raw materials in parts by weight: 70-80 parts of PET resin, 6-12 parts of hydroxyl-terminated hyperbranched polycarbonate, 8-12 parts of benzidine disulfonic acid, 1-2 parts of phosphorus pentoxide, 0.3-0.6 part of polyphosphoric acid, 2-4 parts of 5, 5-dimethyl-1, 3-di (oxiranylmethyl) imidazolidine-2, 4-dione, 1-3 parts of epoxy POSS, 2-4 parts of N- [ 4-cyano-3- (trifluoromethyl) phenyl ] methyl epoxyacrylamide, 0.5-1 part of 9, 9-bis [4- (2, 3-epoxypropoxy ethoxy) phenyl ] fluorene, 0.1-0.5 part of antioxidant, 0.2-0.5 part of lubricant and part of compatilizer. Through the mutual cooperation and coaction among the raw materials, the manufactured product has good mechanical properties, good durability and transparency, stable performance and long service life.
(3) The high-transparency durable PET material disclosed by the invention forms a multiple interpenetrating network structure in a molecular structure of the material through the interaction among the raw materials, simultaneously introduces PET, hyperbranched polycarbonate, biphenyl, sulfonyl, POSS, cyano, trifluoromethyl phenyl, amide and phenylfluorene structures, and ensures that the mechanical properties and durability of the prepared PET resin are further improved, the service life is further prolonged and the transparency is kept good under the multiple effects of an electronic effect, a steric effect, a conjugation effect and the like.
Detailed Description
In order to better understand the technical solution of the present invention, the following describes the product of the present invention in further detail with reference to examples.
Example 1
A high-transparency durable PET material is prepared from the following raw materials in parts by weight: 70 parts of PET resin, 6 parts of hydroxyl-terminated hyperbranched polycarbonate, 8 parts of benzidine disulfonic acid, 1 part of phosphorus pentoxide, 0.3 part of polyphosphoric acid, 2 parts of 5, 5-dimethyl-1, 3-bis (oxiranylmethyl) imidazolidine-2, 4-dione, 1 part of epoxy POSS, 2 parts of N- [ 4-cyano-3- (trifluoromethyl) phenyl ] methyl epoxyacrylamide, 0.5 part of 9, 9-bis [4- (2, 3-epoxypropoxy ethoxy) phenyl ] fluorene, 0.1 part of antioxidant, 0.2 part of lubricant and 0.5 part of compatilizer.
The compatilizer is compatilizer KO-311; the lubricant is zinc stearate; the antioxidant is antioxidant 1010; the epoxy POSS is octaepoxycyclohexyl ethyl cage-shaped polysilsesquioxane, and the model isPOSS1010; the hydroxyl-terminated hyperbranched polycarbonate is prepared according to the method in the example 1 of the Chinese patent application No. 20171046650.7; the PET resin is Xiamen Tenglong DSR TL-103 in China.
The preparation method of the high-transparency durable PET material comprises the following steps: uniformly mixing the raw materials in parts by weight to obtain a mixed material, and adding the mixed material into a double-screw extruder for extrusion molding to obtain a high-transparency durable PET material; the extrusion molding temperature is 200-250 ℃, and the screw rotating speed of the double screw extruder is 250rpm.
Example 2
A high-transparency durable PET material is prepared from the following raw materials in parts by weight: 73 parts of PET resin, 8 parts of hydroxyl-terminated hyperbranched polycarbonate, 9 parts of benzidine disulfonic acid, 1.2 parts of phosphorus pentoxide, 0.4 part of polyphosphoric acid, 2.5 parts of 5, 5-dimethyl-1, 3-bis (oxiranylmethyl) imidazolidine-2, 4-dione, 1.5 parts of epoxy POSS, 2.5 parts of N- [ 4-cyano-3- (trifluoromethyl) phenyl ] methyl epoxyacrylamide, 0.7 part of 9, 9-bis [4- (2, 3-epoxypropoxy ethoxy) phenyl ] fluorene, 0.2 part of antioxidant, 0.3 part of lubricant and 0.6 part of compatilizer.
The compatilizer is compatilizer KO-311; the lubricant is glycol distearate; the antioxidant is antioxidant 168; the epoxy POSS is octaepoxycyclohexyl ethyl cage-shaped polysilsesquioxane, and the model isPOSS1010; the hydroxyl-terminated hyperbranched polycarbonate is prepared according to the method in the example 1 of the Chinese patent application No. 20171046650.7; the PET resin is Xiamen Tenglong DSR TL-103 in China.
The preparation method of the high-transparency durable PET material comprises the following steps: uniformly mixing the raw materials in parts by weight to obtain a mixed material, and adding the mixed material into a double-screw extruder for extrusion molding to obtain a high-transparency durable PET material; the extrusion molding temperature is 200-250 ℃, and the screw rotating speed of the double screw extruder is 270rpm.
Example 3
A high-transparency durable PET material is prepared from the following raw materials in parts by weight: 75 parts of PET resin, 9 parts of hydroxyl-terminated hyperbranched polycarbonate, 10 parts of benzidine disulfonic acid, 1.5 parts of phosphorus pentoxide, 0.45 part of polyphosphoric acid, 3 parts of 5, 5-dimethyl-1, 3-bis (oxiranylmethyl) imidazolidine-2, 4-dione, 3 parts of epoxy POSS2, 3 parts of N- [ 4-cyano-3- (trifluoromethyl) phenyl ] methyl epoxy acrylamide, 0.8 part of 9, 9-bis [4- (2, 3-epoxypropoxy ethoxy) phenyl ] fluorene, 0.35 part of antioxidant, 0.35 part of lubricant and 0.8 part of compatilizer.
The compatilizer is compatilizer KO-311; the lubricant is zinc stearate; the antioxidant is antioxidant 1076; the epoxy POSS is octaepoxycyclohexyl ethyl cage-shaped polysilsesquioxane, and the model isPOSS1010; the hydroxyl-terminated hyperbranched polycarbonate is prepared according to the method in the example 1 of the Chinese patent application No. 20171046650.7; the PET resin is Xiamen Tenglong DSR TL-103 in China.
The preparation method of the high-transparency durable PET material comprises the following steps: uniformly mixing the raw materials in parts by weight to obtain a mixed material, and adding the mixed material into a double-screw extruder for extrusion molding to obtain a high-transparency durable PET material; the extrusion molding temperature is 200-250 ℃, and the screw rotating speed of the double screw extruder is 290rpm.
Example 4
A high-transparency durable PET material is prepared from the following raw materials in parts by weight: 78 parts of PET resin, 11 parts of hydroxyl-terminated hyperbranched polycarbonate, 11 parts of benzidine disulfonic acid, 1.9 parts of phosphorus pentoxide, 0.55 part of polyphosphoric acid, 3.5 parts of 5, 5-dimethyl-1, 3-bis (oxiranylmethyl) imidazolidine-2, 4-dione, 2.5 parts of epoxy POSS, 3.5 parts of N- [ 4-cyano-3- (trifluoromethyl) phenyl ] methyl epoxyacrylamide, 0.9 part of 9, 9-bis [4- (2, 3-epoxypropoxy ethoxy) phenyl ] fluorene, 0.4 part of antioxidant, 0.45 part of lubricant and 0.9 part of compatilizer.
The compatilizer is compatilizer KO-311; the lubricant is a mixture formed by mixing zinc stearate and glycol distearate according to a mass ratio of 3:5; the antioxidant is a mixture formed by mixing an antioxidant 1010, an antioxidant 168 and an antioxidant 1076 according to a mass ratio of 1:2:3; the epoxy POSS is octaepoxycyclohexyl ethyl cage-shaped polysilsesquioxane, and the model isPOSS1010; the hydroxyl-terminated hyperbranched polycarbonate is prepared according to the method in the example 1 of the Chinese patent application No. 20171046650.7; the PET resin is Xiamen Tenglong DSR TL-103 in China.
The preparation method of the high-transparency durable PET material comprises the following steps: uniformly mixing the raw materials in parts by weight to obtain a mixed material, and adding the mixed material into a double-screw extruder for extrusion molding to obtain a high-transparency durable PET material; the extrusion molding temperature is 200-250 ℃, and the screw rotating speed of the double screw extruder is 310rpm.
Example 5
A high-transparency durable PET material is prepared from the following raw materials in parts by weight: 80 parts of PET resin, 12 parts of hydroxyl-terminated hyperbranched polycarbonate, 12 parts of benzidine disulfonic acid, 2 parts of phosphorus pentoxide, 0.6 part of polyphosphoric acid, 4 parts of 5, 5-dimethyl-1, 3-bis (oxiranylmethyl) imidazolidine-2, 4-dione, 3 parts of epoxy POSS, 4 parts of N- [ 4-cyano-3- (trifluoromethyl) phenyl ] methyl epoxyacrylamide, 1 part of 9, 9-bis [4- (2, 3-epoxypropoxy ethoxy) phenyl ] fluorene, 0.5 part of antioxidant, 0.5 part of lubricant and 1 part of compatilizer.
The compatilizer is compatilizer KO-311; the lubricant is zinc stearate; the antioxidant is antioxidant 1010; the epoxy POSS is octaepoxycyclohexyl ethyl cage-shaped polysilsesquioxane, and the model isPOSS1010; the hydroxyl-terminated hyperbranched polycarbonate is prepared according to the method in the example 1 of the Chinese patent application No. 20171046650.7; the PET resin is Xiamen Tenglong DSR TL-103 in China.
The preparation method of the high-transparency durable PET material comprises the following steps: uniformly mixing the raw materials in parts by weight to obtain a mixed material, and adding the mixed material into a double-screw extruder for extrusion molding to obtain a high-transparency durable PET material; the extrusion molding temperature is 200-250 ℃, and the screw rotating speed of the double screw extruder is 320rpm.
Comparative example 1
A highly transparent durable PET material substantially the same as example 1 except that 5, 5-dimethyl-1, 3-bis (oxiranylmethyl) imidazolidine-2, 4-dione and epoxyposs were not added.
Comparative example 2
A highly transparent durable PET material substantially the same as in example 1 except that no N- [ 4-cyano-3- (trifluoromethyl) phenyl ] methyl epoxyacrylamide and 9, 9-bis [4- (2, 3-glycidoxy ethoxy) phenyl ] fluorene were added.
Meanwhile, in order to evaluate the specific technical effects of the high-transparency durable PET material, the high-transparency durable PET material prepared by each example is subjected to relevant performance test, the test results are shown in Table 1, and the test method is as follows:
(1) Tensile properties: tensile property tests were performed with reference to GB/T1040.1-2006.
(2) Transparency: reference is made to GB/T2410-2008.
(3) Ageing resistance: the high-transparency durable PET materials produced in each example are respectively placed in hot air at 85 ℃ for manual accelerated aging for 96 hours, then cooled to room temperature, the tensile strength at the moment is tested again by referring to the tensile property test method (1), the retention rate of the tensile strength is calculated, and the larger the value is, the better the aging resistance is.
TABLE 1
| Project | Tensile Strength (MPa) | Transparency (%) | Aging resistance (%) |
| Example 1 | 93.3 | 90.8 | 98.6 |
| Example 2 | 94.5 | 91.1 | 99.1 |
| Example 3 | 95.5 | 91.6 | 99.5 |
| Example 4 | 97.0 | 91.8 | 99.8 |
| Example 5 | 97.8 | 92.1 | 99.9 |
| Comparative example 1 | 82.8 | 91.0 | 95.2 |
| Comparative example 2 | 86.2 | 90.7 | 92.5 |
As can be seen from Table 1, the highly transparent durable PET material disclosed in the examples of the present invention has better mechanical properties and aging resistance than the comparative examples, and has good transparency, and the addition of 5, 5-dimethyl-1, 3-bis (oxiranylmethyl) imidazolidine-2, 4-dione, epoxy POSS, N- [ 4-cyano-3- (trifluoromethyl) phenyl ] methyloxacrylamide, and 9, 9-bis [4- (2, 3-epoxypropoxy ethoxy) phenyl ] fluorene is beneficial for improving the above properties.
The above description is only of the preferred embodiments of the present invention, and is not intended to limit the present invention in any way; those of ordinary skill in the art will readily implement the invention as described above; however, those skilled in the art will appreciate that many modifications, adaptations, and variations of the present invention are possible in light of the above teachings without departing from the scope of the invention; meanwhile, any equivalent changes, modifications and evolution of the above embodiments according to the essential technology of the present invention still fall within the scope of the present invention.
Claims (8)
1. The high-transparency durable PET material is characterized by being prepared from the following raw materials in parts by weight: 70-80 parts of PET resin, 6-12 parts of hydroxyl-terminated hyperbranched polycarbonate, 8-12 parts of benzidine disulfonic acid, 1-2 parts of phosphorus pentoxide, 0.3-0.6 part of polyphosphoric acid, 2-4 parts of 5, 5-dimethyl-1, 3-di (oxiranylmethyl) imidazolidine-2, 4-dione, 1-3 parts of epoxy POSS, 2-4 parts of N- [ 4-cyano-3- (trifluoromethyl) phenyl ] methyl epoxyacrylamide, 0.5-1 part of 9, 9-bis [4- (2, 3-epoxypropoxy ethoxy) phenyl ] fluorene, 0.1-0.5 part of antioxidant, 0.2-0.5 part of lubricant and 0.5-1 part of compatilizer.
2. The highly transparent durable PET material of claim 1, wherein the compatibilizer is compatibilizer KO-311.
3. The highly transparent durable PET material of claim 1, wherein the lubricant is at least one of zinc stearate, ethylene glycol distearate.
4. The highly transparent durable PET material according to claim 1, wherein the antioxidant is at least one of antioxidant 1010, antioxidant 168, antioxidant 1076.
5. The highly transparent durable PET material of claim 1 wherein the epoxy POSS is octaepoxycyclohexylethyl cage polysilsesquioxane, model numberPOSS1010。
6. The highly transparent durable PET material according to claim 1, wherein the PET resin is at least one of Xiamen tenglong DSR TL-103, zhejiang wankj 811, hainan Yishengsheng petrochemical YS-W01.
7. A method of producing a highly transparent durable PET material according to any one of claims 1 to 6, comprising the steps of: and uniformly mixing the raw materials in parts by weight to obtain a mixed material, and adding the mixed material into a double-screw extruder for extrusion molding to obtain the high-transparency durable PET material.
8. The method for producing a highly transparent durable PET material according to claim 7, wherein the extrusion molding temperature is 200 to 250 ℃, and the screw rotation speed of the twin-screw extruder is 250 to 320rpm.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN117659643A (en) * | 2023-11-28 | 2024-03-08 | 扬州君禾薄膜科技有限公司 | Polyester material resistant to wet heat aging and preparation method thereof |
| CN118185252A (en) * | 2024-03-31 | 2024-06-14 | 江苏润麦新材料科技有限公司 | Modified PET plastic and preparation method thereof |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN117659643A (en) * | 2023-11-28 | 2024-03-08 | 扬州君禾薄膜科技有限公司 | Polyester material resistant to wet heat aging and preparation method thereof |
| CN117659643B (en) * | 2023-11-28 | 2024-05-24 | 扬州君禾薄膜科技有限公司 | Polyester material resistant to wet heat aging and preparation method thereof |
| CN118185252A (en) * | 2024-03-31 | 2024-06-14 | 江苏润麦新材料科技有限公司 | Modified PET plastic and preparation method thereof |
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