CN107312423A - 一种抗裂聚氨酯水性涂料 - Google Patents

一种抗裂聚氨酯水性涂料 Download PDF

Info

Publication number
CN107312423A
CN107312423A CN201710493385.3A CN201710493385A CN107312423A CN 107312423 A CN107312423 A CN 107312423A CN 201710493385 A CN201710493385 A CN 201710493385A CN 107312423 A CN107312423 A CN 107312423A
Authority
CN
China
Prior art keywords
parts
water
stirred
cracking resistance
butanone
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.)
Withdrawn
Application number
CN201710493385.3A
Other languages
English (en)
Inventor
孙巨福
戴宇钧
祝盆鑫
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Tianchang Julong Car and Ship Coating Co Ltd
Original Assignee
Tianchang Julong Car and Ship Coating Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Tianchang Julong Car and Ship Coating Co Ltd filed Critical Tianchang Julong Car and Ship Coating Co Ltd
Priority to CN201710493385.3A priority Critical patent/CN107312423A/zh
Publication of CN107312423A publication Critical patent/CN107312423A/zh
Withdrawn legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D151/00—Coating compositions based on graft polymers in which the grafted component is obtained by reactions only involving carbon-to-carbon unsaturated bonds; Coating compositions based on derivatives of such polymers
    • C09D151/08—Coating compositions based on graft polymers in which the grafted component is obtained by reactions only involving carbon-to-carbon unsaturated bonds; Coating compositions based on derivatives of such polymers grafted on to macromolecular compounds obtained otherwise than by reactions only involving carbon-to-carbon unsaturated bonds
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08F—MACROMOLECULAR COMPOUNDS OBTAINED BY REACTIONS ONLY INVOLVING CARBON-TO-CARBON UNSATURATED BONDS
    • C08F290/00—Macromolecular compounds obtained by polymerising monomers on to polymers modified by introduction of aliphatic unsaturated end or side groups
    • C08F290/02—Macromolecular compounds obtained by polymerising monomers on to polymers modified by introduction of aliphatic unsaturated end or side groups on to polymers modified by introduction of unsaturated end groups
    • C08F290/06—Polymers provided for in subclass C08G
    • C08F290/067—Polyurethanes; Polyureas
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
    • C08G18/40—High-molecular-weight compounds
    • C08G18/4009—Two or more macromolecular compounds not provided for in one single group of groups C08G18/42 - C08G18/64
    • C08G18/4045—Mixtures of compounds of group C08G18/58 with other macromolecular compounds
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
    • C08G18/40—High-molecular-weight compounds
    • C08G18/48—Polyethers
    • C08G18/4833—Polyethers containing oxyethylene units
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
    • C08G18/40—High-molecular-weight compounds
    • C08G18/58—Epoxy resins
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
    • C08G18/65—Low-molecular-weight compounds having active hydrogen with high-molecular-weight compounds having active hydrogen
    • C08G18/66—Compounds of groups C08G18/42, C08G18/48, or C08G18/52
    • C08G18/6666—Compounds of group C08G18/48 or C08G18/52
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/28—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the compounds used containing active hydrogen
    • C08G18/67—Unsaturated compounds having active hydrogen
    • C08G18/671—Unsaturated compounds having only one group containing active hydrogen
    • C08G18/672—Esters of acrylic or alkyl acrylic acid having only one group containing active hydrogen
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08G—MACROMOLECULAR COMPOUNDS OBTAINED OTHERWISE THAN BY REACTIONS ONLY INVOLVING UNSATURATED CARBON-TO-CARBON BONDS
    • C08G18/00—Polymeric products of isocyanates or isothiocyanates
    • C08G18/06—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen
    • C08G18/70—Polymeric products of isocyanates or isothiocyanates with compounds having active hydrogen characterised by the isocyanates or isothiocyanates used
    • C08G18/72—Polyisocyanates or polyisothiocyanates
    • C08G18/74—Polyisocyanates or polyisothiocyanates cyclic
    • C08G18/75—Polyisocyanates or polyisothiocyanates cyclic cycloaliphatic
    • C08G18/751—Polyisocyanates or polyisothiocyanates cyclic cycloaliphatic containing only one cycloaliphatic ring
    • C08G18/752—Polyisocyanates or polyisothiocyanates cyclic cycloaliphatic containing only one cycloaliphatic ring containing at least one isocyanate or isothiocyanate group linked to the cycloaliphatic ring by means of an aliphatic group
    • C08G18/753—Polyisocyanates or polyisothiocyanates cyclic cycloaliphatic containing only one cycloaliphatic ring containing at least one isocyanate or isothiocyanate group linked to the cycloaliphatic ring by means of an aliphatic group containing one isocyanate or isothiocyanate group linked to the cycloaliphatic ring by means of an aliphatic group having a primary carbon atom next to the isocyanate or isothiocyanate group
    • C08G18/755—Polyisocyanates or polyisothiocyanates cyclic cycloaliphatic containing only one cycloaliphatic ring containing at least one isocyanate or isothiocyanate group linked to the cycloaliphatic ring by means of an aliphatic group containing one isocyanate or isothiocyanate group linked to the cycloaliphatic ring by means of an aliphatic group having a primary carbon atom next to the isocyanate or isothiocyanate group and at least one isocyanate or isothiocyanate group linked to a secondary carbon atom of the cycloaliphatic ring, e.g. isophorone diisocyanate
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
    • C09D5/08—Anti-corrosive paints
    • 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
    • C08L2205/00—Polymer mixtures characterised by other features
    • C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
    • C08L2205/035—Polymer mixtures characterised by other features containing three or more polymers in a blend containing four or more polymers in a blend

Landscapes

  • Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Health & Medical Sciences (AREA)
  • Medicinal Chemistry (AREA)
  • Polymers & Plastics (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Wood Science & Technology (AREA)
  • Compositions Of Macromolecular Compounds (AREA)
  • Paints Or Removers (AREA)

Abstract

本发明公开了一种抗裂聚氨酯水性涂料，其原料按重量份包括：改性聚氨酯乳液80‑100份，滑石粉6‑8份，玻璃纤维1‑3份，钛白粉3‑5份，丙二醇丁醚2‑4份，木质素磺酸钠1‑2份，十二烷基苯磺酸钠1‑2份，乳化硅油0.1‑0.2份，聚氧乙烯聚氧丙烯季戊四醇醚0.1‑0.3份，甘油0.4‑0.6份，润湿剂wet2650.1‑0.2份，聚乙烯吡咯烷酮0.2‑0.3份，聚丙烯酰胺0.1‑0.2份，流平剂0.1‑0.3份，γ‑(甲基丙烯酰氧)丙基三甲氧基硅烷0.8‑1份，水15‑20份。本发明具有良好的韧性、抗裂性的同时，具有良好的抗冲击性、粘结性和耐腐蚀性。

Description

一种抗裂聚氨酯水性涂料
技术领域
本发明涉及涂料技术领域，尤其涉及一种抗裂聚氨酯水性涂料。
背景技术
涂料分为水性涂料和油性涂料，水性涂料由于具有环保、对人体伤害小等优点而被广泛应用。目前为增加水性涂料的抗冲击性，常通过添加填料来增加其抗冲击性，但是填料在涂料中不易分散，往往会降低涂料的柔韧性和抗裂性能。
发明内容
基于背景技术存在的技术问题，本发明提出了一种抗裂聚氨酯水性涂料，本发明具有良好的韧性、抗裂性的同时，具有良好的抗冲击性、粘结性和耐腐蚀性。
本发明提出的一种抗裂聚氨酯水性涂料，其原料按重量份包括：改性聚氨酯乳液80-100份，滑石粉6-8份，玻璃纤维1-3份，钛白粉3-5份，丙二醇丁醚2-4份，木质素磺酸钠1-2份，十二烷基苯磺酸钠1-2份，乳化硅油0.1-0.2份，聚氧乙烯聚氧丙烯季戊四醇醚0.1-0.3份，甘油0.4-0.6份，润湿剂wet265 0.1-0.2份，聚乙烯吡咯烷酮0.2-0.3份，聚丙烯酰胺0.1-0.2份，流平剂0.1-0.3份，γ-(甲基丙烯酰氧)丙基三甲氧基硅烷1-2份，水15-20份。
优选地，在改性聚氨酯乳液的制备过程中，在氮气氛围中，将异佛尔酮二异氰酸酯、聚氧化乙烯二醇1000、丁酮、二月桂酸二丁基锡、二羟基甲基混匀，升温，保温搅拌，加入环氧树脂，继续保温搅拌，再加入丙烯酸羟乙酯，继续保温搅拌得到聚氨酯预聚体溶液；将甲基丙烯酸甲酯、水、丁酮混匀，加入有机化蒙脱土，超声并搅拌，然后继续超声得到溶液A；取聚氨酯预聚体溶液，冷却至室温，加入溶液A混匀，用三乙胺中和，加水剪切乳化，升温，滴加偶氮二异丁腈，保温搅拌，减压蒸发除去丁酮得到改性聚氨酯乳液。
优选地，在改性聚氨酯乳液的制备过程中，在氮气氛围中，将异佛尔酮二异氰酸酯、聚氧化乙烯二醇1000、丁酮、二月桂酸二丁基锡、二羟基甲基混匀，升温至70-80℃，保温搅拌2-3h，加入环氧树脂，继续保温搅拌1-2h，再加入丙烯酸羟乙酯，继续保温搅拌60-80min得到聚氨酯预聚体溶液；将甲基丙烯酸甲酯、水、丁酮混匀，加入有机化蒙脱土，超声并搅拌40-50min，然后继续超声80-100min得到溶液A；取聚氨酯预聚体溶液，冷却至室温，加入溶液A混匀，用三乙胺中和，加水剪切乳化，升温至70-80℃，滴加偶氮二异丁腈，保温搅拌3-4h，减压蒸发除去丁酮得到改性聚氨酯乳液。
优选地，在改性聚氨酯乳液的制备过程中，异佛尔酮二异氰酸酯、聚氧化乙烯二醇1000、二月桂酸二丁基锡、二羟基甲基、环氧树脂、丙烯酸羟乙酯的重量比为23-27：17-20：0.1-0.15：2.5-2.9：3.2-4：2-2.5。
优选地，在改性聚氨酯乳液的溶液A制备过程中，甲基丙烯酸甲酯、水、丁酮、有机化蒙脱土的重量比为7-8：8-12：4-6：0.8-1.2。
优选地，在改性聚氨酯乳液的制备过程中，异佛尔酮二异氰酸酯、甲基丙烯酸甲酯、偶氮二异丁腈的重量比为23-27：10-12：0.11-0.13。
优选地，改性聚氨酯乳液的固含量为30-40wt％。
优选地，滑石粉为600-800目，钛白粉为1000-2000目。
优选地，其原料按重量份包括：改性聚氨酯乳液85-95份，滑石粉6.5-7.5份，玻璃纤维1.5-2.5份，钛白粉3.5-4.5份，丙二醇丁醚2.5-3.5份，木质素磺酸钠1.2-1.8份，十二烷基苯磺酸钠1.3-1.7份，乳化硅油0.12-0.18份，聚氧乙烯聚氧丙烯季戊四醇醚0.15-0.25份，甘油0.45-0.55份，润湿剂wet265 0.12-0.18份，聚乙烯吡咯烷酮0.23-0.27份，聚丙烯酰胺0.13-0.17份，流平剂0.15-0.25份，γ-(甲基丙烯酰氧)丙基三甲氧基硅烷1.2-1.8份，水16-18份。
上述水均为去离子水。
上述改性聚氨酯乳液的制备过程中，不规定丁酮的用量，根据具体操作确定其用量。
按本领域常用技术手段制备抗裂聚氨酯水性涂料。
本发明选用异佛尔酮二异氰酸酯、聚氧化乙烯二醇1000、二羟基甲基、环氧树脂和丙烯酸羟乙酯反应，制备得到不饱和双键封端并接枝有环氧树脂的聚氨酯预聚体，环氧树脂具有良好的柔韧性、耐腐蚀性、粘结性，与聚氨酯相互配合可以增加聚氨酯的柔韧性、抗裂性、粘结性和耐腐蚀性；有机化蒙脱土具有层状结构与甲基丙烯酸甲酯混匀经搅拌超声处理，甲基丙烯酸甲酯插层并剥离蒙脱土片层，使蒙脱土片层与甲基丙烯酸甲酯均匀分散，然后与不饱和双键封端的聚氨酯预聚体均匀分散并发生缩合，形成交联互穿的复杂网络，且蒙脱土片层均匀穿插在网络中，聚氨酯、环氧树脂、甲基丙烯酸甲酯、蒙脱土片层相互配合，从而大大增加本发明的抗冲击性、韧性、抗裂性、粘结性和耐腐蚀性；滑石粉、玻璃纤维、钛白粉相互配合，进一步增加本发明的抗冲击性能；丙二醇丁醚可以增加本发明的成膜性；木质素磺酸钠、十二烷基苯磺酸钠、甘油、润湿剂wet265、γ-(甲基丙烯酰氧)丙基三甲氧基硅烷相互配合，促进各物质均匀分散；乳化硅油、聚氧乙烯聚氧丙烯季戊四醇醚、聚乙烯吡咯烷酮、聚丙烯酰胺、流平剂相互配合，增加本发明的流变性、稳定性；γ-(甲基丙烯酰氧)丙基三甲氧基硅烷和改性聚氨酯乳液相互配合，可以进一步增加本发明和被涂物的粘结性；上述各物质相互配合使得本发明具有良好的韧性、抗裂性的同时，具有良好的抗冲击性、粘结性和耐腐蚀性。
具体实施方式
下面，通过具体实施例对本发明的技术方案进行详细说明。
实施例1
一种抗裂聚氨酯水性涂料，其原料按重量份包括：改性聚氨酯乳液90份，滑石粉7份，玻璃纤维2份，钛白粉4份，丙二醇丁醚3份，木质素磺酸钠1.5份，十二烷基苯磺酸钠1.5份，乳化硅油0.15份，聚氧乙烯聚氧丙烯季戊四醇醚0.2份，甘油0.5份，润湿剂wet265 0.15份，聚乙烯吡咯烷酮0.25份，聚丙烯酰胺0.15份，流平剂0.2份，γ-(甲基丙烯酰氧)丙基三甲氧基硅烷1.5份，水17份。
实施例2
一种抗裂聚氨酯水性涂料，其原料按重量份包括：固含量为30wt％改性聚氨酯乳液100份，600目滑石粉8份，玻璃纤维1份，2000目钛白粉3份，丙二醇丁醚4份，木质素磺酸钠1份，十二烷基苯磺酸钠2份，乳化硅油0.1份，聚氧乙烯聚氧丙烯季戊四醇醚0.3份，甘油0.4份，润湿剂wet265 0.2份，聚乙烯吡咯烷酮0.2份，聚丙烯酰胺0.2份，流平剂0.1份，γ-(甲基丙烯酰氧)丙基三甲氧基硅烷2份，水15份；
其中，在改性聚氨酯乳液的制备过程中，在氮气氛围中，将异佛尔酮二异氰酸酯、聚氧化乙烯二醇1000、丁酮、二月桂酸二丁基锡、二羟基甲基混匀，升温至80℃，保温搅拌2h，加入环氧树脂，继续保温搅拌2h，再加入丙烯酸羟乙酯，继续保温搅拌60min得到聚氨酯预聚体溶液，其中，异佛尔酮二异氰酸酯、聚氧化乙烯二醇1000、二月桂酸二丁基锡、二羟基甲基、环氧树脂、丙烯酸羟乙酯的重量比为27：17：0.15：2.5：4：2；将甲基丙烯酸甲酯、水、丁酮混匀，加入有机化蒙脱土，超声并搅拌50min，然后继续超声80min得到溶液A，其中，甲基丙烯酸甲酯、水、丁酮、有机化蒙脱土的重量比为8：8：6：0.8；取聚氨酯预聚体溶液，冷却至室温，加入溶液A混匀，用三乙胺中和，加水剪切乳化，升温至80℃，滴加偶氮二异丁腈，保温搅拌3h，减压蒸发除去丁酮得到改性聚氨酯乳液，其中，异佛尔酮二异氰酸酯、甲基丙烯酸甲酯、偶氮二异丁腈的重量比为27：10：0.13。
实施例3
一种抗裂聚氨酯水性涂料，其原料按重量份包括：固含量为40wt％改性聚氨酯乳液80份，800目滑石粉6份，玻璃纤维3份，1000目钛白粉5份，丙二醇丁醚2份，木质素磺酸钠2份，十二烷基苯磺酸钠1份，乳化硅油0.2份，聚氧乙烯聚氧丙烯季戊四醇醚0.1份，甘油0.6份，润湿剂wet265 0.1份，聚乙烯吡咯烷酮0.3份，聚丙烯酰胺0.1份，流平剂0.3份，γ-(甲基丙烯酰氧)丙基三甲氧基硅烷1份，水20份；
其中，在改性聚氨酯乳液的制备过程中，在氮气氛围中，将异佛尔酮二异氰酸酯、聚氧化乙烯二醇1000、丁酮、二月桂酸二丁基锡、二羟基甲基混匀，升温至70℃，保温搅拌3h，加入环氧树脂，继续保温搅拌1h，再加入丙烯酸羟乙酯，继续保温搅拌80min得到聚氨酯预聚体溶液，其中，异佛尔酮二异氰酸酯、聚氧化乙烯二醇1000、二月桂酸二丁基锡、二羟基甲基、环氧树脂、丙烯酸羟乙酯的重量比为23：20：0.1：2.9：3.2：2.5；将甲基丙烯酸甲酯、水、丁酮混匀，加入有机化蒙脱土，超声并搅拌40min，然后继续超声100min得到溶液A，其中，甲基丙烯酸甲酯、水、丁酮、有机化蒙脱土的重量比为7：12：4：1.2；取聚氨酯预聚体溶液，冷却至室温，加入溶液A混匀，用三乙胺中和，加水剪切乳化，升温至70℃，滴加偶氮二异丁腈，保温搅拌4h，减压蒸发除去丁酮得到改性聚氨酯乳液，其中，异佛尔酮二异氰酸酯、甲基丙烯酸甲酯、偶氮二异丁腈的重量比为23：12：0.11。
实施例4
一种抗裂聚氨酯水性涂料，其原料按重量份包括：固含量为32wt％改性聚氨酯乳液95份，600目滑石粉7.5份，玻璃纤维1.5份，2000目钛白粉3.5份，丙二醇丁醚3.5份，木质素磺酸钠1.2份，十二烷基苯磺酸钠1.7份，乳化硅油0.12份，聚氧乙烯聚氧丙烯季戊四醇醚0.25份，甘油0.45份，润湿剂wet265 0.18份，聚乙烯吡咯烷酮0.23份，聚丙烯酰胺0.17份，流平剂0.15份，γ-(甲基丙烯酰氧)丙基三甲氧基硅烷1.8份，水16份；
其中，在改性聚氨酯乳液的制备过程中，在氮气氛围中，将异佛尔酮二异氰酸酯、聚氧化乙烯二醇1000、丁酮、二月桂酸二丁基锡、二羟基甲基混匀，升温至78℃，保温搅拌2.2h，加入环氧树脂，继续保温搅拌1.7h，再加入丙烯酸羟乙酯，继续保温搅拌65min得到聚氨酯预聚体溶液，其中，异佛尔酮二异氰酸酯、聚氧化乙烯二醇1000、二月桂酸二丁基锡、二羟基甲基、环氧树脂、丙烯酸羟乙酯的重量比为26：18：0.14：2.6：3.8：2.1；将甲基丙烯酸甲酯、水、丁酮混匀，加入有机化蒙脱土，超声并搅拌48min，然后继续超声85min得到溶液A，其中，甲基丙烯酸甲酯、水、丁酮、有机化蒙脱土的重量比为7.7：9：5.5：0.9；取聚氨酯预聚体溶液，冷却至室温，加入溶液A混匀，用三乙胺中和，加水剪切乳化，升温至78℃，滴加偶氮二异丁腈，保温搅拌3.3h，减压蒸发除去丁酮得到改性聚氨酯乳液，其中，异佛尔酮二异氰酸酯、甲基丙烯酸甲酯、偶氮二异丁腈的重量比为26：10.5：0.125。
实施例5
一种抗裂聚氨酯水性涂料，其原料按重量份包括：固含量为38wt％改性聚氨酯乳液85份，800目滑石粉6.5份，玻璃纤维2.5份，1000目钛白粉4.5份，丙二醇丁醚2.5份，木质素磺酸钠1.8份，十二烷基苯磺酸钠1.3份，乳化硅油0.18份，聚氧乙烯聚氧丙烯季戊四醇醚0.15份，甘油0.55份，润湿剂wet265 0.12份，聚乙烯吡咯烷酮0.27份，聚丙烯酰胺0.13份，流平剂0.25份，γ-(甲基丙烯酰氧)丙基三甲氧基硅烷1.2份，水18份；
其中，在改性聚氨酯乳液的制备过程中，在氮气氛围中，将异佛尔酮二异氰酸酯、聚氧化乙烯二醇1000、丁酮、二月桂酸二丁基锡、二羟基甲基混匀，升温至72℃，保温搅拌2.8h，加入环氧树脂，继续保温搅拌1.3h，再加入丙烯酸羟乙酯，继续保温搅拌75min得到聚氨酯预聚体溶液，其中，异佛尔酮二异氰酸酯、聚氧化乙烯二醇1000、二月桂酸二丁基锡、二羟基甲基、环氧树脂、丙烯酸羟乙酯的重量比为24：19：0.12：2.8：3.4：2.3；将甲基丙烯酸甲酯、水、丁酮混匀，加入有机化蒙脱土，超声并搅拌42min，然后继续超声95min得到溶液A，其中，甲基丙烯酸甲酯、水、丁酮、有机化蒙脱土的重量比为7.3：11：4.5：1.1；取聚氨酯预聚体溶液，冷却至室温，加入溶液A混匀，用三乙胺中和，加水剪切乳化，升温至72℃，滴加偶氮二异丁腈，保温搅拌3.7h，减压蒸发除去丁酮得到改性聚氨酯乳液，其中，异佛尔酮二异氰酸酯、甲基丙烯酸甲酯、偶氮二异丁腈的重量比为24：11.5：0.115。
以上所述，仅为本发明较佳的具体实施方式，但本发明的保护范围并不局限于此，任何熟悉本技术领域的技术人员在本发明揭露的技术范围内，根据本发明的技术方案及其发明构思加以等同替换或改变，都应涵盖在本发明的保护范围之内。

Claims (9)

1.一种抗裂聚氨酯水性涂料，其特征在于，其原料按重量份包括：改性聚氨酯乳液80-100份，滑石粉6-8份，玻璃纤维1-3份，钛白粉3-5份，丙二醇丁醚2-4份，木质素磺酸钠1-2份，十二烷基苯磺酸钠1-2份，乳化硅油0.1-0.2份，聚氧乙烯聚氧丙烯季戊四醇醚0.1-0.3份，甘油0.4-0.6份，润湿剂wet2650.1-0.2份，聚乙烯吡咯烷酮0.2-0.3份，聚丙烯酰胺0.1-0.2份，流平剂0.1-0.3份，γ-(甲基丙烯酰氧)丙基三甲氧基硅烷1-2份，水15-20份。
2.根据权利要求1所述抗裂聚氨酯水性涂料，其特征在于，在改性聚氨酯乳液的制备过程中，在氮气氛围中，将异佛尔酮二异氰酸酯、聚氧化乙烯二醇1000、丁酮、二月桂酸二丁基锡、二羟基甲基混匀，升温，保温搅拌，加入环氧树脂，继续保温搅拌，再加入丙烯酸羟乙酯，继续保温搅拌得到聚氨酯预聚体溶液；将甲基丙烯酸甲酯、水、丁酮混匀，加入有机化蒙脱土，超声并搅拌，然后继续超声得到溶液A；取聚氨酯预聚体溶液，冷却至室温，加入溶液A混匀，用三乙胺中和，加水剪切乳化，升温，滴加偶氮二异丁腈，保温搅拌，减压蒸发除去丁酮得到改性聚氨酯乳液。
3.根据权利要求1或2所述抗裂聚氨酯水性涂料，其特征在于，在改性聚氨酯乳液的制备过程中，在氮气氛围中，将异佛尔酮二异氰酸酯、聚氧化乙烯二醇1000、丁酮、二月桂酸二丁基锡、二羟基甲基混匀，升温至70-80℃，保温搅拌2-3h，加入环氧树脂，继续保温搅拌1-2h，再加入丙烯酸羟乙酯，继续保温搅拌60-80min得到聚氨酯预聚体溶液；将甲基丙烯酸甲酯、水、丁酮混匀，加入有机化蒙脱土，超声并搅拌40-50min，然后继续超声80-100min得到溶液A；取聚氨酯预聚体溶液，冷却至室温，加入溶液A混匀，用三乙胺中和，加水剪切乳化，升温至70-80℃，滴加偶氮二异丁腈，保温搅拌3-4h，减压蒸发除去丁酮得到改性聚氨酯乳液。
4.根据权利要求2或3所述抗裂聚氨酯水性涂料，其特征在于，在改性聚氨酯乳液的制备过程中，异佛尔酮二异氰酸酯、聚氧化乙烯二醇1000、二月桂酸二丁基锡、二羟基甲基、环氧树脂、丙烯酸羟乙酯的重量比为23-27：17-20：0.1-0.15：2.5-2.9：3.2-4：2-2.5。
5.根据权利要求2-4任一项所述抗裂聚氨酯水性涂料，其特征在于，在改性聚氨酯乳液的溶液A制备过程中，甲基丙烯酸甲酯、水、丁酮、有机化蒙脱土的重量比为7-8：8-12：4-6：0.8-1.2。
6.根据权利要求2-5任一项所述抗裂聚氨酯水性涂料，其特征在于，在改性聚氨酯乳液的制备过程中，异佛尔酮二异氰酸酯、甲基丙烯酸甲酯、偶氮二异丁腈的重量比为23-27：10-12：0.11-0.13。
7.根据权利要求1-6任一项所述抗裂聚氨酯水性涂料，其特征在于，改性聚氨酯乳液的固含量为30-40wt％。
8.根据权利要求1-7任一项所述抗裂聚氨酯水性涂料，其特征在于，滑石粉为600-800目，钛白粉为1000-2000目。
9.根据权利要求1-8任一项所述抗裂聚氨酯水性涂料，其特征在于，其原料按重量份包括：改性聚氨酯乳液85-95份，滑石粉6.5-7.5份，玻璃纤维1.5-2.5份，钛白粉3.5-4.5份，丙二醇丁醚2.5-3.5份，木质素磺酸钠1.2-1.8份，十二烷基苯磺酸钠1.3-1.7份，乳化硅油0.12-0.18份，聚氧乙烯聚氧丙烯季戊四醇醚0.15-0.25份，甘油0.45-0.55份，润湿剂wet265 0.12-0.18份，聚乙烯吡咯烷酮0.23-0.27份，聚丙烯酰胺0.13-0.17份，流平剂0.15-0.25份，γ-(甲基丙烯酰氧)丙基三甲氧基硅烷1.2-1.8份，水16-18份。
CN201710493385.3A 2017-06-23 2017-06-23 一种抗裂聚氨酯水性涂料 Withdrawn CN107312423A (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710493385.3A CN107312423A (zh) 2017-06-23 2017-06-23 一种抗裂聚氨酯水性涂料

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201710493385.3A CN107312423A (zh) 2017-06-23 2017-06-23 一种抗裂聚氨酯水性涂料

Publications (1)

Publication Number Publication Date
CN107312423A true CN107312423A (zh) 2017-11-03

Family

ID=60181265

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201710493385.3A Withdrawn CN107312423A (zh) 2017-06-23 2017-06-23 一种抗裂聚氨酯水性涂料

Country Status (1)

Country Link
CN (1) CN107312423A (zh)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108410335A (zh) * 2018-02-28 2018-08-17 苏州甫众塑胶有限公司 一种防裂抗老化装饰涂料及其制备方法
CN108441008A (zh) * 2018-03-01 2018-08-24 苏州甫众塑胶有限公司 一种防水补强复合材料及其制备方法
CN114907756A (zh) * 2022-04-24 2022-08-16 陈秋月 一种抗静电聚氨酯水性涂料及其制备方法

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105860733A (zh) * 2016-04-18 2016-08-17 芜湖县双宝建材有限公司 一种耐低温水性聚氨酯涂料
CN106433442A (zh) * 2016-11-29 2017-02-22 安徽圆梦建筑有限公司 一种抗裂水性涂料
CN106590395A (zh) * 2016-11-29 2017-04-26 安徽圆梦建筑有限公司 一种耐腐蚀耐紫外线水性涂料
CN106752859A (zh) * 2016-11-29 2017-05-31 安徽圆梦建筑有限公司 一种耐水易粘结水性涂料

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105860733A (zh) * 2016-04-18 2016-08-17 芜湖县双宝建材有限公司 一种耐低温水性聚氨酯涂料
CN106433442A (zh) * 2016-11-29 2017-02-22 安徽圆梦建筑有限公司 一种抗裂水性涂料
CN106590395A (zh) * 2016-11-29 2017-04-26 安徽圆梦建筑有限公司 一种耐腐蚀耐紫外线水性涂料
CN106752859A (zh) * 2016-11-29 2017-05-31 安徽圆梦建筑有限公司 一种耐水易粘结水性涂料

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN108410335A (zh) * 2018-02-28 2018-08-17 苏州甫众塑胶有限公司 一种防裂抗老化装饰涂料及其制备方法
CN108441008A (zh) * 2018-03-01 2018-08-24 苏州甫众塑胶有限公司 一种防水补强复合材料及其制备方法
CN114907756A (zh) * 2022-04-24 2022-08-16 陈秋月 一种抗静电聚氨酯水性涂料及其制备方法

Similar Documents

Publication Publication Date Title
CN106433442B (zh) 一种抗裂水性涂料
CN107312423A (zh) 一种抗裂聚氨酯水性涂料
CN106590405B (zh) 一种耐低温抗开裂水性涂料
CN109796837B (zh) 改性丙烯酸树脂水性涂料及其制备方法和制品
CN105713148B (zh) 双组份水性树脂及其制备的涂料
CN101845259A (zh) 一种水性uv光固化木器涂料的制备与使用方法
CN105001774B (zh) 一种改性聚氨酯防水表面漆及其制备方法
CN101845755A (zh) 自乳化型碳纤维用聚氨酯类环氧上浆剂及其制备方法
CN106590395A (zh) 一种耐腐蚀耐紫外线水性涂料
CN106675379A (zh) 一种改性丙烯酸防水涂料及制备方法
CN109880512A (zh) 硅烷改性聚氨酯防水涂料及其制备方法
CN106916254A (zh) 丙烯酸酯改性聚氨酯乳液及其制备方法
CN109535376A (zh) 一种高剥离强度水性环氧聚氨酯的制备方法
CN109486408A (zh) 免打磨高填充抗下陷pu底漆及其制备方法
CN105462479B (zh) 一种环保型耐候自分层单组分防水涂料及其制备方法
CN107118679A (zh) 一种水性防腐涂料及其制备方法
CN109575225B (zh) 一种氧化石墨烯改性固化剂、聚氨酯涂料及其制备方法和应用
KR100882840B1 (ko) 방수페인트조성물의 제조방법 및 그에 의하여 제조된방수페인트조성물
CN109750503A (zh) 一种含硅拒水整理剂
AT407748B (de) Verkappte amine als härter für wasserverdünnbare einkomponenten (1k)-epoxidharzsysteme
CN107880247A (zh) 一种自交联改性水性聚氨酯树脂及其制备方法
CN106634539A (zh) 一种双组份高固体份钢结构重防腐装饰面漆
CN108084828A (zh) 一种用于灯杆的高耐候镀锌涂料及其制备方法
CN105419622A (zh) 一种复合改性醇酸树脂双组份涂料及其制备方法
CN108456296A (zh) 一种用于服装革的水性聚氨酯树脂及其制备方法

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
WW01 Invention patent application withdrawn after publication
WW01 Invention patent application withdrawn after publication

Application publication date: 20171103