JPS63151659A - Manufacture of ceramic - Google Patents
Manufacture of ceramicInfo
- Publication number
- JPS63151659A JPS63151659A JP61300309A JP30030986A JPS63151659A JP S63151659 A JPS63151659 A JP S63151659A JP 61300309 A JP61300309 A JP 61300309A JP 30030986 A JP30030986 A JP 30030986A JP S63151659 A JPS63151659 A JP S63151659A
- Authority
- JP
- Japan
- Prior art keywords
- integer
- weight
- ceramic
- parts
- group
- 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.)
- Granted
Links
- 239000000919 ceramic Substances 0.000 title claims description 9
- 238000004519 manufacturing process Methods 0.000 title claims description 9
- 150000001875 compounds Chemical class 0.000 claims description 13
- 239000011230 binding agent Substances 0.000 claims description 9
- 125000004435 hydrogen atom Chemical group [H]* 0.000 claims description 7
- 125000004432 carbon atom Chemical group C* 0.000 claims description 6
- 229910010293 ceramic material Inorganic materials 0.000 claims description 6
- 238000005245 sintering Methods 0.000 claims description 6
- 125000000217 alkyl group Chemical group 0.000 claims description 5
- 238000010438 heat treatment Methods 0.000 claims description 4
- 229910052739 hydrogen Inorganic materials 0.000 claims description 4
- 239000001257 hydrogen Substances 0.000 claims description 4
- 150000002894 organic compounds Chemical class 0.000 claims description 2
- 239000000126 substance Substances 0.000 claims 1
- 238000000465 moulding Methods 0.000 description 12
- 238000000034 method Methods 0.000 description 9
- 238000001746 injection moulding Methods 0.000 description 5
- 238000005979 thermal decomposition reaction Methods 0.000 description 5
- 238000005238 degreasing Methods 0.000 description 4
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 3
- LYCAIKOWRPUZTN-UHFFFAOYSA-N Ethylene glycol Chemical compound OCCO LYCAIKOWRPUZTN-UHFFFAOYSA-N 0.000 description 3
- OKKJLVBELUTLKV-UHFFFAOYSA-N Methanol Chemical compound OC OKKJLVBELUTLKV-UHFFFAOYSA-N 0.000 description 3
- -1 aliphatic alcohols Chemical class 0.000 description 3
- 238000001125 extrusion Methods 0.000 description 3
- 239000008187 granular material Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 description 2
- LRHPLDYGYMQRHN-UHFFFAOYSA-N N-Butanol Chemical compound CCCCO LRHPLDYGYMQRHN-UHFFFAOYSA-N 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 125000002496 methyl group Chemical group [H]C([H])([H])* 0.000 description 2
- 239000011368 organic material Substances 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 239000002002 slurry Substances 0.000 description 2
- JNYAEWCLZODPBN-JGWLITMVSA-N (2r,3r,4s)-2-[(1r)-1,2-dihydroxyethyl]oxolane-3,4-diol Chemical compound OC[C@@H](O)[C@H]1OC[C@H](O)[C@H]1O JNYAEWCLZODPBN-JGWLITMVSA-N 0.000 description 1
- NMRPBPVERJPACX-UHFFFAOYSA-N (3S)-octan-3-ol Natural products CCCCCC(O)CC NMRPBPVERJPACX-UHFFFAOYSA-N 0.000 description 1
- FFQALBCXGPYQGT-UHFFFAOYSA-N 2,4-difluoro-5-(trifluoromethyl)aniline Chemical compound NC1=CC(C(F)(F)F)=C(F)C=C1F FFQALBCXGPYQGT-UHFFFAOYSA-N 0.000 description 1
- YIWUKEYIRIRTPP-UHFFFAOYSA-N 2-ethylhexan-1-ol Chemical compound CCCCC(CC)CO YIWUKEYIRIRTPP-UHFFFAOYSA-N 0.000 description 1
- QGZKDVFQNNGYKY-UHFFFAOYSA-O Ammonium Chemical compound [NH4+] QGZKDVFQNNGYKY-UHFFFAOYSA-O 0.000 description 1
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 239000004215 Carbon black (E152) Substances 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
- FBPFZTCFMRRESA-JGWLITMVSA-N D-glucitol Chemical compound OC[C@H](O)[C@@H](O)[C@H](O)[C@H](O)CO FBPFZTCFMRRESA-JGWLITMVSA-N 0.000 description 1
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 1
- 239000005977 Ethylene Substances 0.000 description 1
- 239000004372 Polyvinyl alcohol Substances 0.000 description 1
- 229910052581 Si3N4 Inorganic materials 0.000 description 1
- CDBYLPFSWZWCQE-UHFFFAOYSA-L Sodium Carbonate Chemical compound [Na+].[Na+].[O-]C([O-])=O CDBYLPFSWZWCQE-UHFFFAOYSA-L 0.000 description 1
- CZMRCDWAGMRECN-UGDNZRGBSA-N Sucrose Chemical compound O[C@H]1[C@H](O)[C@@H](CO)O[C@@]1(CO)O[C@@H]1[C@H](O)[C@@H](O)[C@H](O)[C@@H](CO)O1 CZMRCDWAGMRECN-UGDNZRGBSA-N 0.000 description 1
- 229930006000 Sucrose Natural products 0.000 description 1
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 1
- ZJCCRDAZUWHFQH-UHFFFAOYSA-N Trimethylolpropane Chemical compound CCC(CO)(CO)CO ZJCCRDAZUWHFQH-UHFFFAOYSA-N 0.000 description 1
- 125000001931 aliphatic group Chemical group 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 229910052454 barium strontium titanate Inorganic materials 0.000 description 1
- 229910002113 barium titanate Inorganic materials 0.000 description 1
- JRPBQTZRNDNNOP-UHFFFAOYSA-N barium titanate Chemical compound [Ba+2].[Ba+2].[O-][Ti]([O-])([O-])[O-] JRPBQTZRNDNNOP-UHFFFAOYSA-N 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 229920001577 copolymer Polymers 0.000 description 1
- 229910001873 dinitrogen Inorganic materials 0.000 description 1
- 239000002270 dispersing agent Substances 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 125000001495 ethyl group Chemical group [H]C([H])([H])C([H])([H])* 0.000 description 1
- 235000011187 glycerol Nutrition 0.000 description 1
- 229930195733 hydrocarbon Natural products 0.000 description 1
- 150000002430 hydrocarbons Chemical group 0.000 description 1
- 239000000314 lubricant Substances 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 150000001247 metal acetylides Chemical class 0.000 description 1
- 229920000609 methyl cellulose Polymers 0.000 description 1
- 239000001923 methylcellulose Substances 0.000 description 1
- 235000010981 methylcellulose Nutrition 0.000 description 1
- 150000004767 nitrides Chemical class 0.000 description 1
- 231100000989 no adverse effect Toxicity 0.000 description 1
- 125000005702 oxyalkylene group Chemical group 0.000 description 1
- 125000006353 oxyethylene group Chemical group 0.000 description 1
- 239000012188 paraffin wax Substances 0.000 description 1
- 229910002077 partially stabilized zirconia Inorganic materials 0.000 description 1
- WXZMFSXDPGVJKK-UHFFFAOYSA-N pentaerythritol Chemical compound OCC(CO)(CO)CO WXZMFSXDPGVJKK-UHFFFAOYSA-N 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 229920001490 poly(butyl methacrylate) polymer Polymers 0.000 description 1
- 229920002037 poly(vinyl butyral) polymer Polymers 0.000 description 1
- 229920000058 polyacrylate Polymers 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 229920002451 polyvinyl alcohol Polymers 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 125000001436 propyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 150000003839 salts Chemical class 0.000 description 1
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 1
- 239000000600 sorbitol Substances 0.000 description 1
- 239000007921 spray Substances 0.000 description 1
- VEALVRVVWBQVSL-UHFFFAOYSA-N strontium titanate Chemical compound [Sr+2].[O-][Ti]([O-])=O VEALVRVVWBQVSL-UHFFFAOYSA-N 0.000 description 1
- 239000005720 sucrose Substances 0.000 description 1
- 150000005846 sugar alcohols Polymers 0.000 description 1
- 229920005992 thermoplastic resin Polymers 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
- 239000001993 wax Substances 0.000 description 1
Landscapes
- Compositions Of Oxide Ceramics (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
【発明の詳細な説明】 (産業上の利用分野) 木発舅は、セラミックの製造法に関するものである。[Detailed description of the invention] (Industrial application field) The book concerns the method of manufacturing ceramics.
(従来の技術)
通常、セラミック製品はプレス成形法、押出成形法、ド
クターブレード成形法、鋳込成形法、射出成形法等によ
り成形された後、さらに乾燥、脱脂、焼結、加工等の工
程を経て製造される。(Prior art) Ceramic products are usually formed by press molding, extrusion molding, doctor blade molding, cast molding, injection molding, etc., and then undergo further processes such as drying, degreasing, sintering, and processing. Manufactured through.
そして、それらの成形時には種々のバインダーが使用さ
れており、成形方法層に選択して使用するのが常である
。Various binders are used during molding, and are usually selected and used in the molding method layer.
例えば、プレス成形法では顆粒製造に重点が置かれるた
めポリビニルアルコールが主体となり、押出成形法では
メチルセルロース、ドクターブレード成形法ではシート
の腰の良さからポリビニルブチラール等が用いられる。For example, in the press molding method, emphasis is placed on granule production, so polyvinyl alcohol is used as the main material, in the extrusion molding method, methyl cellulose is used, and in the doctor blade molding method, polyvinyl butyral is used because of the good stiffness of the sheet.
さらに射出成形法では熱可塑性樹脂、ワックス類が主成
分として用いられる。Furthermore, in the injection molding method, thermoplastic resins and waxes are used as main components.
(発明が解決しようとする問題点)
セラミック製品を製造する場合、使用した有機材料は不
要となることから、熱分解で除去している。従って、熱
分解で除去が容易な、すなわち熱分解性の良好な材料が
望まれている。(Problems to be Solved by the Invention) When manufacturing ceramic products, the organic materials used are no longer needed, so they are removed by thermal decomposition. Therefore, a material that can be easily removed by thermal decomposition, that is, a material with good thermal decomposition properties, is desired.
例えば射出成形法においては、総バインダー量が101
fL量%を超えることが多く、成形体を破損させずに脱
脂を行なう場合、長時間を要し、この工程が製品製造時
間の大部分を費やしていることが少なくない。For example, in the injection molding method, the total amount of binder is 101
fL amount% is often exceeded, and it takes a long time to degrease the molded product without damaging it, and this process often takes up most of the product manufacturing time.
従って、現在のセラミック製造における有機材料として
は成形性が良く、熱分解性が適当に速く、成形体悪影響
を及ぼさない等の特性を有するものが要求されているが
、これらを満足させる有機材料が見出せないのが実状で
ある。Therefore, organic materials used in current ceramic manufacturing are required to have properties such as good moldability, appropriately rapid thermal decomposition, and no negative effects on the molded product. The reality is that it cannot be found.
(問題点を解決するための手段)
本発明は、下記一般式で示される化合物を必須成分トス
るバインダーでセラミック素材を成形し、その成形体を
加熱焼結することを特徴とするセラミックの製造法であ
る。(Means for Solving the Problems) The present invention is a method of producing a ceramic material by molding a ceramic material with a binder containing a compound represented by the following general formula as an essential component, and heating and sintering the molded product. It is the law.
本発明で使用す、る一般式で示される化合物において、
Aは活性水素基1〜8個を有する有機化合物の残基であ
り、例えばR−+O+l〜e [Rは炭化水素、0はR
を構成する炭素とエーテル結合する酸素を意味する]等
であり、
A体重には、メタノール、エタノール、ブタノール、2
−エチルヘキサノール等の炭素数26以下の脂肪族系ア
ルコールの残基、エチレングリコール、グリセリン、ト
リメチロールプロパン、ペンタエリスリトール、ソルビ
タン、ソルビトール、ショ糖等の脂肪族系多価アルコー
ル等の残基が挙げられる。In the compound represented by the general formula used in the present invention,
A is a residue of an organic compound having 1 to 8 active hydrogen groups, for example, R-+O+l-e [R is a hydrocarbon, 0 is R
] etc., and A weight includes methanol, ethanol, butanol, 2
- Residues of aliphatic alcohols having 26 or less carbon atoms such as ethylhexanol, residues of aliphatic polyhydric alcohols such as ethylene glycol, glycerin, trimethylolpropane, pentaerythritol, sorbitan, sorbitol, and sucrose. It will be done.
Y”
+CH2CIO+及び+CH2CH20+は、オキシア
ルキレン鎖及びオキシエチレン鎖である。Y'' +CH2CIO+ and +CH2CH20+ are oxyalkylene chains and oxyethylene chains.
i”
賢CH20IO+の具体例としてはオキシエチレン、オ
キシプロピレン、オキシブチレン等が挙げられる。Specific examples of i'' Ken CH20IO+ include oxyethylene, oxypropylene, oxybutylene, and the like.
見又は文゛は、0−100の整数であり、m又は■°は
lO〜5000好ましくは20〜2000の整数であり
、かつi+m又はl’+ra”は10〜5000の整数
である。The value or text is an integer from 0 to 100, m or ■° is an integer from lO to 5,000, preferably from 20 to 2,000, and i+m or l'+ra'' is an integer from 10 to 5,000.
−(−CI20HO+は、R2が炭素数8〜3o、好t
しくはlO〜25のアルキル基であるα−アルキルエト
キシル基で、nは1〜1o、好ましくは1〜5の整数で
ある。-(-CI20HO+, R2 has 8 to 3 carbon atoms, preferably t
or an α-alkylethoxyl group which is an alkyl group of 10 to 25, and n is an integer of 1 to 1o, preferably 1 to 5.
Xは水素又は炭素数1〜3の低級アルキル基1例えばメ
チル基、エチル基、プロピル基等で、好ましくは水素、
メチル基である。X is hydrogen or a lower alkyl group having 1 to 3 carbon atoms, such as a methyl group, ethyl group, propyl group, etc., preferably hydrogen,
It is a methyl group.
p及びqは、活性水素基数1〜8に対応するもので、p
は1〜8の整数、qはθ〜7の整数、かっp+qは1〜
8の整数である。p and q correspond to the number of active hydrogen groups from 1 to 8, and p
is an integer from 1 to 8, q is an integer from θ to 7, and p+q is an integer from 1 to 8.
It is an integer of 8.
以下、一般式で示される化合物に属する代表的な高分子
化合物の構造を示す。The structures of typical polymer compounds belonging to the compounds represented by the general formula are shown below.
Y゛
[1+謹 ; 100 、 交゛+■ ’;10
0.R2; 炭素数16のアルキル基+n;1]。Y゛[1+謹; 100, Cross+■';10
0. R2; alkyl group having 16 carbon atoms + n; 1].
(、q+m ; 70 、 R2;炭素数22ノアルキ
ル基、nH2]、[Jl++w ; 100 、 R2
;炭素数20のアルキル基、nail]、[1;!i
l I; 20+ R2;炭素数21ノアルキル基、n
;2]、次に本発明で使用するセラミック素材は、Zr
O2、S i O2、M g O、Ca O、T i
O2等の酸化物、SiC,TiC,WC等の炭化物、S
i2N4.AJIN等の窒化物、チタン酸バリウム、チ
タン酸ストロンチウム、チタン酸ジルコン酸塩等の複合
塩、金属Si、炭素等である。(, q+m; 70, R2; C22 noalkyl group, nH2], [Jl++w; 100, R2
;C20 alkyl group, nail], [1;! i
l I; 20+ R2; C21 noalkyl group, n
;2], Next, the ceramic material used in the present invention is Zr
O2, S i O2, M g O, Ca O, T i
Oxides such as O2, carbides such as SiC, TiC, WC, S
i2N4. These include nitrides such as AJIN, complex salts such as barium titanate, strontium titanate, and zirconate titanate, metal Si, and carbon.
本発明にかかるセラミックの製造法は、前記一般式で示
される化合物を必須成分とするバインダーで、前記セラ
ミック素材を成形し、その成形体を加熱焼結することか
らなる方法である。The method for producing a ceramic according to the present invention is a method comprising molding the ceramic material using a binder containing the compound represented by the general formula as an essential component, and heating and sintering the molded body.
バインダーとして一般式で示される化合物を使用する場
合、その配合量は任意であるが、好ましくはセラミック
素材の粉体100重量部に対し、プレス成形の場合1〜
3重量部、押出成形の場合1〜3重量部、ドクターブレ
ード成形の場合5〜10重量部、鋳込成形の場合0.1
〜1.51i量部、射出成形の場合5〜30重量部等で
ある。When using a compound represented by the general formula as a binder, the amount to be blended is arbitrary, but preferably 1 to 1 to 100 parts by weight of ceramic material powder in the case of press molding.
3 parts by weight, 1 to 3 parts by weight for extrusion molding, 5 to 10 parts by weight for doctor blade molding, 0.1 parts by weight for cast molding
~1.51 parts by weight, 5 to 30 parts by weight in the case of injection molding, etc.
また、成形体の加熱焼結は、公知の方法に従うものであ
る。Further, heating and sintering of the molded body follows a known method.
(発明の効果)
本発明のセラミック製造法に従えば、バインダーとして
成形性が良く、熱分解性が適当に速く、成形体に悪影響
を及ぼさない等の特性を有する特定の一般式で示される
化合物を使用するため、物性的に優れたセラミック成形
品が得られる。(Effects of the Invention) According to the ceramic manufacturing method of the present invention, a compound represented by a specific general formula that has properties such as good moldability as a binder, appropriately rapid thermal decomposition, and no adverse effect on molded products can be obtained. Because of this, ceramic molded products with excellent physical properties can be obtained.
(実施例)
実施例1゜
一般式で示される化合物20重量部と易焼結性ローソー
ダアルミナ(平均粒子径0.61L)100重量部の割
合で加圧ニーグーで混練した。(Example) Example 1 20 parts by weight of the compound represented by the general formula and 100 parts by weight of easily sinterable low soda alumina (average particle size 0.61 L) were kneaded in a pressurized niegu.
この混線物を、射出成形機を使用して成形し、丸棒;1
0層鳳φX50鳳■の成形体を得た。This mixed wire was molded using an injection molding machine, and a round bar; 1
A molded body having a diameter of 0 layers and a diameter of 50 mm was obtained.
次に脱脂炉で脱バインダーを行なった。Next, the binder was removed in a degreasing furnace.
10ozの脱脂率が28時間、400℃で可能となった
。A degreasing rate of 10 oz was possible at 400° C. for 28 hours.
さらに、脱脂体を1620℃で焼成し、得られた焼成体
の密度を測定した。Furthermore, the degreased body was fired at 1620°C, and the density of the obtained fired body was measured.
実施例2゜
一般式で示される化合物2重量部、分散剤、とじてポリ
アクリル酸アンモニウム塩0.5重量部、滑剤としてソ
ルビタンジオレート1重量部、焼結助剤を配合しである
窒化ケイ素100 、i量部及び水35重量部をボール
ミルに加え、20時間混合を行ない500cpの粘度を
有するスラリーを得た。Example 2 Silicon nitride containing 2 parts by weight of the compound represented by the general formula, 0.5 parts by weight of ammonium polyacrylate as a dispersant, 1 part by weight of sorbitandiolate as a lubricant, and a sintering aid. 1 parts by weight, and 35 parts by weight of water were added to a ball mill and mixed for 20 hours to obtain a slurry having a viscosity of 500 cp.
このスラリーをスプレードライヤーを用い、一般的な方
法で顆粒とした。This slurry was made into granules using a spray dryer in a conventional manner.
顆粒を金型に詰め、l to n / cta2の圧力
でプレスして成形体を得た後、窒素ガス雰囲気中180
0℃で焼成し、得られた焼成体の密度を測定した。The granules were packed into a mold and pressed at a pressure of 1 ton/cta2 to obtain a molded body, and then heated at 180 °C in a nitrogen gas atmosphere.
It was fired at 0°C, and the density of the obtained fired body was measured.
実施例3゜
一般式で示される化合物10重量部、ポリブチルメタク
リレート(分子量20万)4重量部、パラフィンワック
ス(融点85°C) 3重量部と部分安定化ジルコニア
(平均粒子径0.9.)100重量部の割合で、実施例
1に従って成形体を得た。Example 3 10 parts by weight of the compound represented by the general formula, 4 parts by weight of polybutyl methacrylate (molecular weight 200,000), 3 parts by weight of paraffin wax (melting point 85°C) and partially stabilized zirconia (average particle size 0.9. ) A molded article was obtained according to Example 1 at a ratio of 100 parts by weight.
100tの脱脂率が32時間、400℃で可能となった
。A degreasing rate of 100 tons was achieved at 400°C for 32 hours.
さらに、脱脂体を1550℃で焼成し、得られた焼成体
の密度を測定した。Furthermore, the degreased body was fired at 1550°C, and the density of the obtained fired body was measured.
これら実施例1〜3に使用する化合物及び結果を第1表
に示す。Table 1 shows the compounds used in Examples 1 to 3 and the results.
比較例1゜
実施例1において、一般式で示される化合物の代りにエ
チレン/酢酸ビニル共重合体を用い、その他は実施例1
と同様に行なった。Comparative Example 1゜In Example 1, an ethylene/vinyl acetate copolymer was used instead of the compound represented by the general formula, and the other conditions were as in Example 1.
I did the same thing.
脱バインダ一工程で100時間を要して行なったが成形
体にフクレが生じ、正常な焼成体を得ることができなか
った。One step of removing the binder took 100 hours, but blisters occurred in the molded product, and a normal fired product could not be obtained.
Claims (1)
ダーでセラミック素材を成形し、 その成形体を加熱焼結することを特徴とするセラミック
の製造法。 ▲数式、化学式、表等があります▼ 但し、式中Aは、活性水素基1〜8個を 有する有機化合物の残基を示す。 R_1は水素、CH_3基又はC_2H_5基を示す。 R_2は炭素数8〜30のアルキル基を示 す。 l又はl’は0〜100の整数、 m又はm’は10〜5000の整数を示 し、かつl+m又はl’+m’は10〜 5000の整数を示す。 nは1〜10の整数をそれぞれ示す。 Xは水素又は炭素数1〜3の低級アルキ ル基を示す。 pは1〜8の整数、qは0〜7の整数を 示し、かつp+qは1〜8の整数を示す。[Claims] A method for producing a ceramic, which comprises forming a ceramic material with a binder containing a compound represented by the following general formula as an essential component, and heating and sintering the formed body. ▲There are mathematical formulas, chemical formulas, tables, etc.▼ However, in the formula, A represents the residue of an organic compound having 1 to 8 active hydrogen groups. R_1 represents hydrogen, CH_3 group or C_2H_5 group. R_2 represents an alkyl group having 8 to 30 carbon atoms. l or l' represents an integer of 0 to 100, m or m' represents an integer of 10 to 5000, and l+m or l'+m' represents an integer of 10 to 5000. n represents an integer of 1 to 10, respectively. X represents hydrogen or a lower alkyl group having 1 to 3 carbon atoms. p represents an integer of 1 to 8, q represents an integer of 0 to 7, and p+q represents an integer of 1 to 8.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP61300309A JPS63151659A (en) | 1986-12-16 | 1986-12-16 | Manufacture of ceramic |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP61300309A JPS63151659A (en) | 1986-12-16 | 1986-12-16 | Manufacture of ceramic |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS63151659A true JPS63151659A (en) | 1988-06-24 |
JPH0463827B2 JPH0463827B2 (en) | 1992-10-13 |
Family
ID=17883226
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP61300309A Granted JPS63151659A (en) | 1986-12-16 | 1986-12-16 | Manufacture of ceramic |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS63151659A (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0473022A2 (en) * | 1990-08-25 | 1992-03-04 | BASF Aktiengesellschaft | Sinterable powders containing, castable moulding material |
-
1986
- 1986-12-16 JP JP61300309A patent/JPS63151659A/en active Granted
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0473022A2 (en) * | 1990-08-25 | 1992-03-04 | BASF Aktiengesellschaft | Sinterable powders containing, castable moulding material |
Also Published As
Publication number | Publication date |
---|---|
JPH0463827B2 (en) | 1992-10-13 |
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