CN102993391B - 一种覆膜砂用酚醛树脂的制备方法 - Google Patents
一种覆膜砂用酚醛树脂的制备方法 Download PDFInfo
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- CN102993391B CN102993391B CN201210377106.4A CN201210377106A CN102993391B CN 102993391 B CN102993391 B CN 102993391B CN 201210377106 A CN201210377106 A CN 201210377106A CN 102993391 B CN102993391 B CN 102993391B
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- preparation
- precoated sand
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- 239000004576 sand Substances 0.000 title claims abstract description 48
- 238000002360 preparation method Methods 0.000 title claims abstract description 32
- KXGFMDJXCMQABM-UHFFFAOYSA-N 2-methoxy-6-methylphenol Chemical compound [CH]OC1=CC=CC([CH])=C1O KXGFMDJXCMQABM-UHFFFAOYSA-N 0.000 title abstract description 9
- 229920001568 phenolic resin Polymers 0.000 title abstract description 9
- 239000005011 phenolic resin Substances 0.000 title abstract description 9
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims abstract description 92
- 239000003054 catalyst Substances 0.000 claims abstract description 41
- ISWSIDIOOBJBQZ-UHFFFAOYSA-N Phenol Chemical compound OC1=CC=CC=C1 ISWSIDIOOBJBQZ-UHFFFAOYSA-N 0.000 claims abstract description 32
- 238000006243 chemical reaction Methods 0.000 claims abstract description 30
- 238000001816 cooling Methods 0.000 claims abstract description 19
- 239000002253 acid Substances 0.000 claims abstract description 12
- 239000006087 Silane Coupling Agent Substances 0.000 claims abstract description 10
- WSFSSNUMVMOOMR-NJFSPNSNSA-N methanone Chemical compound O=[14CH2] WSFSSNUMVMOOMR-NJFSPNSNSA-N 0.000 claims abstract description 10
- WSFSSNUMVMOOMR-UHFFFAOYSA-N Formaldehyde Chemical compound O=C WSFSSNUMVMOOMR-UHFFFAOYSA-N 0.000 claims description 48
- 229920003987 resole Polymers 0.000 claims description 38
- 125000002485 formyl group Chemical class [H]C(*)=O 0.000 claims description 18
- 238000003756 stirring Methods 0.000 claims description 18
- MUBZPKHOEPUJKR-UHFFFAOYSA-N Oxalic acid Chemical compound OC(=O)C(O)=O MUBZPKHOEPUJKR-UHFFFAOYSA-N 0.000 claims description 12
- 238000010992 reflux Methods 0.000 claims description 11
- QTBSBXVTEAMEQO-UHFFFAOYSA-N Acetic acid Chemical compound CC(O)=O QTBSBXVTEAMEQO-UHFFFAOYSA-N 0.000 claims description 9
- 230000018044 dehydration Effects 0.000 claims description 9
- 238000006297 dehydration reaction Methods 0.000 claims description 9
- 238000004821 distillation Methods 0.000 claims description 9
- 238000000605 extraction Methods 0.000 claims description 9
- 238000010438 heat treatment Methods 0.000 claims description 9
- 239000007788 liquid Substances 0.000 claims description 9
- 238000010792 warming Methods 0.000 claims description 9
- 239000002918 waste heat Substances 0.000 claims description 9
- 229910052799 carbon Inorganic materials 0.000 claims description 8
- 238000000967 suction filtration Methods 0.000 claims description 8
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims description 6
- NBIIXXVUZAFLBC-UHFFFAOYSA-N Phosphoric acid Chemical compound OP(O)(O)=O NBIIXXVUZAFLBC-UHFFFAOYSA-N 0.000 claims description 6
- BDAGIHXWWSANSR-UHFFFAOYSA-N methanoic acid Natural products OC=O BDAGIHXWWSANSR-UHFFFAOYSA-N 0.000 claims description 6
- QAOWNCQODCNURD-UHFFFAOYSA-N Sulfuric acid Chemical compound OS(O)(=O)=O QAOWNCQODCNURD-UHFFFAOYSA-N 0.000 claims description 5
- 229910052500 inorganic mineral Inorganic materials 0.000 claims description 4
- 239000011707 mineral Substances 0.000 claims description 4
- 150000007524 organic acids Chemical class 0.000 claims description 4
- 235000006408 oxalic acid Nutrition 0.000 claims description 4
- OSWFIVFLDKOXQC-UHFFFAOYSA-N 4-(3-methoxyphenyl)aniline Chemical compound COC1=CC=CC(C=2C=CC(N)=CC=2)=C1 OSWFIVFLDKOXQC-UHFFFAOYSA-N 0.000 claims description 3
- 229910000147 aluminium phosphate Inorganic materials 0.000 claims description 3
- 235000019253 formic acid Nutrition 0.000 claims description 3
- 235000011054 acetic acid Nutrition 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 6
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 238000005260 corrosion Methods 0.000 abstract description 3
- 230000007797 corrosion Effects 0.000 abstract description 3
- 238000001035 drying Methods 0.000 abstract 1
- 238000001914 filtration Methods 0.000 abstract 1
- 239000002245 particle Substances 0.000 abstract 1
- 238000002791 soaking Methods 0.000 abstract 1
- 238000005266 casting Methods 0.000 description 11
- 230000000052 comparative effect Effects 0.000 description 5
- 239000011230 binding agent Substances 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 229910001018 Cast iron Inorganic materials 0.000 description 1
- 229910001141 Ductile iron Inorganic materials 0.000 description 1
- CWYNVVGOOAEACU-UHFFFAOYSA-N Fe2+ Chemical compound [Fe+2] CWYNVVGOOAEACU-UHFFFAOYSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 229920003986 novolac Polymers 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 238000006116 polymerization reaction Methods 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000001117 sulphuric acid Substances 0.000 description 1
- 235000011149 sulphuric acid Nutrition 0.000 description 1
- 229920003002 synthetic resin Polymers 0.000 description 1
- 239000000057 synthetic resin Substances 0.000 description 1
- 229910052845 zircon Inorganic materials 0.000 description 1
- GFQYVLUOOAAOGM-UHFFFAOYSA-N zirconium(iv) silicate Chemical compound [Zr+4].[O-][Si]([O-])([O-])[O-] GFQYVLUOOAAOGM-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Phenolic Resins Or Amino Resins (AREA)
Abstract
Description
软化点(℃) | 游离酚(%) | 分子量(Mn) | 分子量分布 | |
实施例1 | 96 | 1.23 | 781 | 1.2 |
实施例2 | 95 | 1.34 | 756 | 1.1 |
实施例3 | 95 | 1.65 | 783 | 1.4 |
实施例4 | 93 | 1.81 | 725 | 1.2 |
实施例5 | 93 | 1.78 | 727 | 1.4 |
实施例6 | 92 | 1.91 | 782 | 1.1 |
比较例1 | 90 | 4.1 | 851 | 2.9 |
室温抗拉强度(MPa) | |
实施例1 | 3.5 |
实施例2 | 3.3 |
实施例3 | 3.2 |
实施例4 | 3.5 |
实施例5 | 3.7 |
实施例6 | 3.6 |
比较例1 | 2.9 |
Claims (5)
Priority Applications (1)
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CN201210377106.4A CN102993391B (zh) | 2012-10-08 | 2012-10-08 | 一种覆膜砂用酚醛树脂的制备方法 |
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CN201210377106.4A CN102993391B (zh) | 2012-10-08 | 2012-10-08 | 一种覆膜砂用酚醛树脂的制备方法 |
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CN102993391A CN102993391A (zh) | 2013-03-27 |
CN102993391B true CN102993391B (zh) | 2014-04-02 |
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Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
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CN103951932B (zh) * | 2014-05-12 | 2016-04-06 | 山东圣泉新材料股份有限公司 | 覆膜砂用酚醛树脂组合物及其制备方法 |
WO2018097180A1 (ja) * | 2016-11-22 | 2018-05-31 | 旭有機材株式会社 | コーテッドサンド及びその製造方法並びにこれを用いた鋳型の製造方法 |
CN112079976A (zh) * | 2020-09-23 | 2020-12-15 | 山东宇世巨化工有限公司 | 一种覆膜砂用石墨烯改性酚醛树脂的制备方法 |
CN117384334B (zh) * | 2023-12-11 | 2024-03-26 | 山东宇世巨化工有限公司 | 一种覆膜砂用易溃散酚醛树脂及其制备方法 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101092473A (zh) * | 2007-08-13 | 2007-12-26 | 山东圣泉化工股份有限公司 | 铸造用抗热裂酚醛树脂 |
CN101565490A (zh) * | 2009-04-29 | 2009-10-28 | 山东莱芜润达化工有限公司 | 一种环保型高性能热塑性酚醛树脂的生产方法 |
CN101619125A (zh) * | 2009-07-28 | 2010-01-06 | 陕西师范大学 | 双催化体系热塑性酚醛树脂的制备方法及其在制备覆膜砂中的应用 |
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Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
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CN101092473A (zh) * | 2007-08-13 | 2007-12-26 | 山东圣泉化工股份有限公司 | 铸造用抗热裂酚醛树脂 |
CN101565490A (zh) * | 2009-04-29 | 2009-10-28 | 山东莱芜润达化工有限公司 | 一种环保型高性能热塑性酚醛树脂的生产方法 |
CN101619125A (zh) * | 2009-07-28 | 2010-01-06 | 陕西师范大学 | 双催化体系热塑性酚醛树脂的制备方法及其在制备覆膜砂中的应用 |
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Denomination of invention: Preparation method of phenolic resin for precoated sand Effective date of registration: 20181126 Granted publication date: 20140402 Pledgee: Laiwu Shandong rural commercial bank Limited by Share Ltd Pledgor: Shandong Laiwu Runda New Material Co., Ltd. Registration number: 2018370000208 |