JP5704448B2 - 板紙の製造方法 - Google Patents
板紙の製造方法 Download PDFInfo
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- JP5704448B2 JP5704448B2 JP2011079997A JP2011079997A JP5704448B2 JP 5704448 B2 JP5704448 B2 JP 5704448B2 JP 2011079997 A JP2011079997 A JP 2011079997A JP 2011079997 A JP2011079997 A JP 2011079997A JP 5704448 B2 JP5704448 B2 JP 5704448B2
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- meth
- acrylamide
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- paperboard
- pulp
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- 239000011087 paperboard Substances 0.000 title claims description 25
- 238000004519 manufacturing process Methods 0.000 title claims description 15
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- 239000000123 paper Substances 0.000 claims description 40
- 239000000178 monomer Substances 0.000 claims description 39
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- 239000003795 chemical substances by application Substances 0.000 claims description 29
- 238000004513 sizing Methods 0.000 claims description 27
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 17
- DIZPMCHEQGEION-UHFFFAOYSA-H aluminium sulfate (anhydrous) Chemical compound [Al+3].[Al+3].[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O.[O-]S([O-])(=O)=O DIZPMCHEQGEION-UHFFFAOYSA-H 0.000 claims description 15
- VTYYLEPIZMXCLO-UHFFFAOYSA-L Calcium carbonate Chemical compound [Ca+2].[O-]C([O-])=O VTYYLEPIZMXCLO-UHFFFAOYSA-L 0.000 claims description 14
- 239000002994 raw material Substances 0.000 claims description 13
- 125000000129 anionic group Chemical group 0.000 claims description 12
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- 238000000034 method Methods 0.000 description 12
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- OFOBLEOULBTSOW-UHFFFAOYSA-N Propanedioic acid Natural products OC(=O)CC(O)=O OFOBLEOULBTSOW-UHFFFAOYSA-N 0.000 description 4
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- 125000003903 2-propenyl group Chemical group [H]C([*])([H])C([H])=C([H])[H] 0.000 description 2
- OSWFIVFLDKOXQC-UHFFFAOYSA-N 4-(3-methoxyphenyl)aniline Chemical compound COC1=CC=CC(C=2C=CC(N)=CC=2)=C1 OSWFIVFLDKOXQC-UHFFFAOYSA-N 0.000 description 2
- VVJKKWFAADXIJK-UHFFFAOYSA-N Allylamine Chemical compound NCC=C VVJKKWFAADXIJK-UHFFFAOYSA-N 0.000 description 2
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- 125000004122 cyclic group Chemical group 0.000 description 1
- 125000003493 decenyl group Chemical group [H]C([*])=C([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 125000002704 decyl group Chemical group [H]C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])* 0.000 description 1
- 235000014113 dietary fatty acids Nutrition 0.000 description 1
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- HJWBBBADPXPUPA-UHFFFAOYSA-N ethyl 3-(4-chlorophenyl)-5-methyl-1,2-oxazole-4-carboxylate Chemical compound CCOC(=O)C1=C(C)ON=C1C1=CC=C(Cl)C=C1 HJWBBBADPXPUPA-UHFFFAOYSA-N 0.000 description 1
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- 239000000194 fatty acid Substances 0.000 description 1
- 229930195729 fatty acid Natural products 0.000 description 1
- 150000004665 fatty acids Chemical class 0.000 description 1
- 239000000706 filtrate Substances 0.000 description 1
- NVVZQXQBYZPMLJ-UHFFFAOYSA-N formaldehyde;naphthalene-1-sulfonic acid Chemical compound O=C.C1=CC=C2C(S(=O)(=O)O)=CC=CC2=C1 NVVZQXQBYZPMLJ-UHFFFAOYSA-N 0.000 description 1
- 239000001530 fumaric acid Substances 0.000 description 1
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- 125000003055 glycidyl group Chemical group C(C1CO1)* 0.000 description 1
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- 229930195733 hydrocarbon Natural products 0.000 description 1
- 125000004435 hydrogen atom Chemical group [H]* 0.000 description 1
- 238000005342 ion exchange Methods 0.000 description 1
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- 230000014759 maintenance of location Effects 0.000 description 1
- VZCYOOQTPOCHFL-UPHRSURJSA-N maleic acid Chemical compound OC(=O)\C=C/C(O)=O VZCYOOQTPOCHFL-UPHRSURJSA-N 0.000 description 1
- FPYJFEHAWHCUMM-UHFFFAOYSA-N maleic anhydride Chemical compound O=C1OC(=O)C=C1 FPYJFEHAWHCUMM-UHFFFAOYSA-N 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- FQPSGWSUVKBHSU-UHFFFAOYSA-N methacrylamide Chemical compound CC(=C)C(N)=O FQPSGWSUVKBHSU-UHFFFAOYSA-N 0.000 description 1
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- 125000005394 methallyl group Chemical group 0.000 description 1
- 229940102396 methyl bromide Drugs 0.000 description 1
- 229940050176 methyl chloride Drugs 0.000 description 1
- XJRBAMWJDBPFIM-UHFFFAOYSA-N methyl vinyl ether Chemical compound COC=C XJRBAMWJDBPFIM-UHFFFAOYSA-N 0.000 description 1
- 125000001421 myristyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- WYRJQOPVEMCABI-UHFFFAOYSA-N n,n,n',n'-tetrakis(prop-2-enyl)butane-1,4-diamine Chemical compound C=CCN(CC=C)CCCCN(CC=C)CC=C WYRJQOPVEMCABI-UHFFFAOYSA-N 0.000 description 1
- BLYOHBPLFYXHQA-UHFFFAOYSA-N n,n-bis(prop-2-enyl)prop-2-enamide Chemical compound C=CCN(CC=C)C(=O)C=C BLYOHBPLFYXHQA-UHFFFAOYSA-N 0.000 description 1
- WQEPLUUGTLDZJY-UHFFFAOYSA-N n-Pentadecanoic acid Natural products CCCCCCCCCCCCCCC(O)=O WQEPLUUGTLDZJY-UHFFFAOYSA-N 0.000 description 1
- BGDTWOQNFJNCKH-UHFFFAOYSA-N n-ethyl-n-prop-2-enylprop-2-en-1-amine Chemical compound C=CCN(CC)CC=C BGDTWOQNFJNCKH-UHFFFAOYSA-N 0.000 description 1
- WGESLFUSXZBFQF-UHFFFAOYSA-N n-methyl-n-prop-2-enylprop-2-en-1-amine Chemical compound C=CCN(C)CC=C WGESLFUSXZBFQF-UHFFFAOYSA-N 0.000 description 1
- 229930014626 natural product Natural products 0.000 description 1
- 238000006386 neutralization reaction Methods 0.000 description 1
- 229910017604 nitric acid Inorganic materials 0.000 description 1
- SZPHJWIVTRIHBG-UHFFFAOYSA-N octadec-1-en-1-one Chemical class CCCCCCCCCCCCCCCCC=C=O SZPHJWIVTRIHBG-UHFFFAOYSA-N 0.000 description 1
- QIQXTHQIDYTFRH-UHFFFAOYSA-N octadecanoic acid Chemical compound CCCCCCCCCCCCCCCCCC(O)=O QIQXTHQIDYTFRH-UHFFFAOYSA-N 0.000 description 1
- OQCDKBAXFALNLD-UHFFFAOYSA-N octadecanoic acid Natural products CCCCCCCC(C)CCCCCCCCC(O)=O OQCDKBAXFALNLD-UHFFFAOYSA-N 0.000 description 1
- 125000005064 octadecenyl group Chemical group C(=CCCCCCCCCCCCCCCCC)* 0.000 description 1
- 125000004365 octenyl group Chemical group C(=CCCCCCC)* 0.000 description 1
- 125000002347 octyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- JRZJOMJEPLMPRA-UHFFFAOYSA-N olefin Natural products CCCCCCCC=C JRZJOMJEPLMPRA-UHFFFAOYSA-N 0.000 description 1
- 150000007524 organic acids Chemical class 0.000 description 1
- 235000005985 organic acids Nutrition 0.000 description 1
- 239000001254 oxidized starch Substances 0.000 description 1
- 235000013808 oxidized starch Nutrition 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 125000000913 palmityl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 239000013054 paper strength agent Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 125000001997 phenyl group Chemical group [H]C1=C([H])C([H])=C(*)C([H])=C1[H] 0.000 description 1
- 125000000286 phenylethyl group Chemical group [H]C1=C([H])C([H])=C(C([H])=C1[H])C([H])([H])C([H])([H])* 0.000 description 1
- 229920001282 polysaccharide Polymers 0.000 description 1
- 239000005017 polysaccharide Substances 0.000 description 1
- 229920002451 polyvinyl alcohol Polymers 0.000 description 1
- XAEFZNCEHLXOMS-UHFFFAOYSA-M potassium benzoate Chemical compound [K+].[O-]C(=O)C1=CC=CC=C1 XAEFZNCEHLXOMS-UHFFFAOYSA-M 0.000 description 1
- 125000002924 primary amino group Chemical group [H]N([H])* 0.000 description 1
- UIIIBRHUICCMAI-UHFFFAOYSA-N prop-2-ene-1-sulfonic acid Chemical compound OS(=O)(=O)CC=C UIIIBRHUICCMAI-UHFFFAOYSA-N 0.000 description 1
- KCTAWXVAICEBSD-UHFFFAOYSA-N prop-2-enoyloxy prop-2-eneperoxoate Chemical compound C=CC(=O)OOOC(=O)C=C KCTAWXVAICEBSD-UHFFFAOYSA-N 0.000 description 1
- 235000019260 propionic acid Nutrition 0.000 description 1
- 125000001436 propyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 125000001453 quaternary ammonium group Chemical group 0.000 description 1
- IUVKMZGDUIUOCP-BTNSXGMBSA-N quinbolone Chemical compound O([C@H]1CC[C@H]2[C@H]3[C@@H]([C@]4(C=CC(=O)C=C4CC3)C)CC[C@@]21C)C1=CCCC1 IUVKMZGDUIUOCP-BTNSXGMBSA-N 0.000 description 1
- 238000010526 radical polymerization reaction Methods 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 125000000467 secondary amino group Chemical group [H]N([*:1])[*:2] 0.000 description 1
- 159000000000 sodium salts Chemical class 0.000 description 1
- HIEHAIZHJZLEPQ-UHFFFAOYSA-M sodium;naphthalene-1-sulfonate Chemical compound [Na+].C1=CC=C2C(S(=O)(=O)[O-])=CC=CC2=C1 HIEHAIZHJZLEPQ-UHFFFAOYSA-M 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000008117 stearic acid Substances 0.000 description 1
- 125000004079 stearyl group Chemical group [H]C([*])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])C([H])([H])[H] 0.000 description 1
- 150000003440 styrenes Chemical class 0.000 description 1
- 125000005346 substituted cycloalkyl group Chemical group 0.000 description 1
- 239000001384 succinic acid Substances 0.000 description 1
- 239000006228 supernatant Substances 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
- 125000005063 tetradecenyl group Chemical group C(=CCCCCCCCCCCCC)* 0.000 description 1
- HEKQWIORQJRILW-UHFFFAOYSA-N tetrakis(prop-2-enyl) benzene-1,2,4,5-tetracarboxylate Chemical compound C=CCOC(=O)C1=CC(C(=O)OCC=C)=C(C(=O)OCC=C)C=C1C(=O)OCC=C HEKQWIORQJRILW-UHFFFAOYSA-N 0.000 description 1
- VPYJNCGUESNPMV-UHFFFAOYSA-N triallylamine Chemical compound C=CCN(CC=C)CC=C VPYJNCGUESNPMV-UHFFFAOYSA-N 0.000 description 1
- ZIBGPFATKBEMQZ-UHFFFAOYSA-N triethylene glycol Chemical compound OCCOCCOCCO ZIBGPFATKBEMQZ-UHFFFAOYSA-N 0.000 description 1
- PUVAFTRIIUSGLK-UHFFFAOYSA-M trimethyl(oxiran-2-ylmethyl)azanium;chloride Chemical group [Cl-].C[N+](C)(C)CC1CO1 PUVAFTRIIUSGLK-UHFFFAOYSA-M 0.000 description 1
- GRPURDFRFHUDSP-UHFFFAOYSA-N tris(prop-2-enyl) benzene-1,2,4-tricarboxylate Chemical compound C=CCOC(=O)C1=CC=C(C(=O)OCC=C)C(C(=O)OCC=C)=C1 GRPURDFRFHUDSP-UHFFFAOYSA-N 0.000 description 1
- NLVXSWCKKBEXTG-UHFFFAOYSA-N vinylsulfonic acid Chemical compound OS(=O)(=O)C=C NLVXSWCKKBEXTG-UHFFFAOYSA-N 0.000 description 1
- 238000004876 x-ray fluorescence Methods 0.000 description 1
Landscapes
- Paper (AREA)
Description
攪拌機、温度計、還流冷却管、窒素ガス導入管及び滴下ロートを備えた反応装置に、イオン交換水1330.0部、ジアリルアミン19.4部(0.2モル)を仕込んだ後、35%希硫酸にてpHを7に調整した。窒素ガスを通じて反応系内の酸素を除去した後、70℃まで加熱しイオン交換水、過硫酸アンモニウム3.5部添加し。次いで、70℃で50%アクリルアミド水溶液540.4部(3.8モル)を2時間かけて添加し、70℃で2時間保温した。重合終了後、イオン交換水を加え、不揮発分15.5%、pH3.7、粘度(25℃)2500 mPa・sのアクリルアミド共重合体(A)を得た。
合成例1において、各成分の種類及び使用割合を表1記載のように変更した他は、合成例1と同様の方法により重合体(A)を得た。なお、アクリル酸、イタコン酸を併用する場合は50%アクリルアミド水溶液に添加した後に10%水酸化ナトリウム水溶液を添加しpH7に調整して用いた。結果を表1に示す。
アルキルケテンダイマー(ステアリン酸65%、パルミチン酸35%の混合物から誘導したもの)80部と予め90℃で1時間糊化された10%カチオン化澱粉糊液(窒素含有率0.50〜0.60%、酸化澱粉をグリシジルトリメチルアンモニウムクロライドにてカチオン変性したもの)185部、アニオン性分散剤(ナフタレンスルホン酸ホルマリン縮合物、花王(株)製)の40%水溶液3.75部及び水131.25部を仕込み、80℃に加熱し、ホモミキサー(特殊機化工業(株)製)で予備分散させた後、同温度にて25MPaの条件下に高圧ホモジナイザー(APV.GAULIN社製)に2回通して分散させた。直ちに25℃まで冷却し、濃度調整のための水を更に加え、不揮発分20%、粘度15mPa・s(25℃)、pH3.5(25℃)、平均粒子径0.8μmのケテンダイマー系サイズ剤(B)を得た。
段ボール古紙(硫酸アルミニウム含有量2.8%)をパルプ濃度2.0%になる量の水道水を加えビーターを用いて380mlカナディアン・スタンダード・フリーネスまで叩解した。叩解したパルプスラリーを更に水道水で希釈しパルプ濃度1.5%に調整した。このパルプスラリー(pH=7.5)に対パルプ固形分に対し硫酸アルミニウム(C)、分岐型紙力増強剤(荒川化学工業(株)製、ポリストロン1222)(D)、ケテンダイマー系サイズ剤(B)、合成例1〜10で得られた重合体(A)を表2に記載の順序及び添加率(重量)で添加し、抄紙機(TAPPI
Standard Sheet Machine(角型))で、坪量120g/m2となるように抄紙した。手抄きした湿紙を線圧5.5kg/cm、送り速度2m/minの条件のロールプレス機で脱水した。湿紙の乾燥は、回転式ドライヤーを用いて80℃で150秒間の条件で行った。得られた試験紙の乾燥直後、及び、125℃の循風乾燥機で15分間熱キュアし、恒温恒湿(23℃、50%相対湿度)環境下で24時間調湿した後のコッブ吸水度を測定した。その結果を表2に示した。なお、添加率の表示は全て、パルプ固形分に対する各薬品の固形分を百分率で表示した。硫酸アルミニウムは試薬の14〜18水和物を固形分として添加した。
各添加剤の使用順序、使用量を表2のように変更した他は実施例1と同様にして紙を製造した。得られた紙のリングクラッシュ強度、コッブ吸水度の測定結果を表2に示す。
(吸水度試験〔コッブ法〕)
JIS P−8140に準拠して、コッブ吸水度(g/m2)を測定した。なお、水との接触時間は2分間とした。
2%濃度のパルプスラリー50gを蒸留水で200gに希釈した後、塩酸によりPHを1に調整し、30℃で12時間攪拌した。冷却後、パルプ固形分を遠心分離機にかけて沈降させ、上澄み液中のアルミニウムイオン濃度を蛍光X線(波長分散型蛍光X線分析装置ZSX−100e(理学電機工業(株)製))により測定する。得られた結果からパルプスラリーの固形分対比のアルミニウム量を硫酸アルミニウム・16水和物重量に換算して表示した。
JIS P8126 板紙の圧縮強さ試験方法に準拠し、比圧縮強さ(比RC)で表示
Claims (10)
- 少なくとも(メタ)アクリルアミド(a1)及びジアリルアミン系化合物又はその塩(a2)を含有する重合成分(a)を重合して得られる(メタ)アクリルアミド共重合体(A)並びにケテンダイマー系サイズ剤(B)を用いて(但し、ホフマン分解反応によるカチオン変性アクリルアミド系重合体を使用しない)、古紙パルプを含む原料パルプの乾燥重量に対しアルミニウム原子を硫酸アルミニウム・16水和物換算で1重量%以上含有する原料パルプをpH6〜8で抄造する板紙の製造方法。
- アルミニウムを含有する古紙パルプを含む原料パルプの乾燥重量に対し硫酸アルミニウム・16水和物(C)を0.5〜2.0重量%添加する請求項1に記載の板紙の製造方法。
- 少なくとも(メタ)アクリルアミド(a1)及びジアリルアミン系化合物又はその塩(a2)を含有する重合成分(a)を重合して得られる(メタ)アクリルアミド共重合体(A)を、ケテンダイマー系サイズ剤(B)と同時又はケテンダイマー系サイズ剤(B)の添加後に添加する請求項1又は2に記載の板紙の製造方法。
- 少なくとも(メタ)アクリルアミド(a1)及びジアリルアミン系化合物又はその塩(a2)を含有する重合成分(a)が、アニオン性モノマー(a3)を含有する請求項1〜3のいずれかに記載の板紙の製造方法。
- アニオン性モノマー(a3)が、カルボキシル基含有モノマーを含有する請求項4に記載の板紙の製造方法。
- 少なくとも(メタ)アクリルアミド(a1)及びジアリルアミン系化合物又はその塩(a2)を含有する重合成分(a)を重合して得られる(メタ)アクリルアミド共重合体(A)及びケテンダイマー系サイズ剤(B)を原料パルプの乾燥重量に対しそれぞれ0.01〜0.2重量%、0.05〜0.3重量%使用する請求項1〜5のいずれかに記載の板紙の製造方法。
- 分岐構造を有する両性ポリアクリルアミド系紙力増強剤(D)を使用する請求項1〜6のいずれかに記載の板紙の製造方法。
- 原料パルプに硫酸アルミニウム・16水和物(C)、分岐構造を有する両性ポリアクリルアミド系紙力増強剤(D)、ケテンダイマー系サイズ剤(B)並びに少なくとも(メタ)アクリルアミド(a1)及びジアリルアミン系化合物又はその塩(a2)を含有する重合成分(a)を重合して得られる(メタ)アクリルアミド共重合体(A)をこの順番に添加する請求項7記載の板紙の製造方法。
- 原料パルプに炭酸カルシウムを添加しない請求項1〜8のいずれかに記載の板紙の製造方法。
- 得られる板紙が、抄造から1時間以内の紙のコッブ吸水度が60g/m2以下であり、かつ、該板紙を125℃、15分間熱処理したあとのコッブ吸水度の2倍以下である請求項1〜9のいずれかに記載の板紙の製造方法。
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US9702086B2 (en) * | 2014-10-06 | 2017-07-11 | Ecolab Usa Inc. | Method of increasing paper strength using an amine containing polymer composition |
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