KR102456341B1 - 건조지력 증강 조성물, 종이, 보드 등의 제조를 위한 이의 용도 및 방법 - Google Patents
건조지력 증강 조성물, 종이, 보드 등의 제조를 위한 이의 용도 및 방법 Download PDFInfo
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- KR102456341B1 KR102456341B1 KR1020197001222A KR20197001222A KR102456341B1 KR 102456341 B1 KR102456341 B1 KR 102456341B1 KR 1020197001222 A KR1020197001222 A KR 1020197001222A KR 20197001222 A KR20197001222 A KR 20197001222A KR 102456341 B1 KR102456341 B1 KR 102456341B1
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- D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
- D21H23/00—Processes or apparatus for adding material to the pulp or to the paper
- D21H23/02—Processes or apparatus for adding material to the pulp or to the paper characterised by the manner in which substances are added
- D21H23/04—Addition to the pulp; After-treatment of added substances in the pulp
- D21H23/06—Controlling the addition
- D21H23/08—Controlling the addition by measuring pulp properties, e.g. zeta potential, pH
- D21H23/10—Controlling the addition by measuring pulp properties, e.g. zeta potential, pH at least two kinds of compounds being added
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Abstract
Description
건조지력 증강 조성물 |
점도
(mPas) |
pH |
pH 7에서의 전하
(meq/g) |
pH 2.8에서의 전하
(meq/g) |
건조 고형분(%) | 전분(w-%) |
APAM
(w-%) |
SP1 | 7700 | 3.7 | -0.67 | 0.20 | 15.5 | 50 | 50 |
SP2 | 11700 | 3.7 | -1.04 | 0.13 | 15.3 | 33 | 67 |
SP3 | 9650 | 3.6 | -0.57 | 0.20 | 14.8 | 50 | 50 |
SP1a | 28000 | 5.2 | -0.67 | 0.20 | 15.5 | 50 | 50 |
SP1b | 13900 | 5.2 | -0.67 | 0.20 | 13.0 | 50 | 50 |
SP1c | 4000 | 3.7 | -0.67 | 0.20 | 13.0 | 50 | 50 |
SP2a | 35200 | 5.2 | -1.04 | 0.13 | 15.3 | 33 | 67 |
SP2b | 11700 | 3.7 | -1.04 | 0.13 | 15.3 | 33 | 67 |
SP2c | NA | 5.5 | -1.04 | 0.13 | 15.3 | 33 | 67 |
SPmix88 | NA | 5.0 | -0.71 | 0.11 | 1.0 | 50 | 50 |
SP4 | 4700 | 3.0 | -0.64 | 0.28 | 14.0 | 50 | 50 |
SP5 | 3170 | 3.0 | -0.20 | 0.28 | 14.7 | 69 | 31 |
SP6 | 3470 | 3.0 | -0.64 | 0.28 | 15.2 | 50 | 50 |
pH |
점도
(mPas) |
2.8 | 5 239 |
3.5 | 6 670 |
3.9 | 9 100 |
4.5 | 14 600 |
5.0 | 16 850 |
7.0 | 17 050 |
pH |
전하 밀도
(meq/g 건조) |
건조지력 증강 조성물의
외관 |
2.8 | 0.32 | 맑고 투명 |
3.5 | 0.13 | 약간 탁함 |
3.8 | -0.02 | 탁함 |
4.5 | -0.20 | 탁함 |
5.0 | -0.34 | 약간 탁함 |
7.0 | -0.69 | 맑고 투명 |
특성 |
펄프,
적용예 1 |
펄프,
적용예 2 |
CTMP, 적용예 3 |
파쇄물,
적용예 3 |
백수,
적용예 3 |
OCC 펄프,
적용예 4 |
백수,
적용예 4 |
pH | 6.9 | 6.7 | 6.6 | 7.1 | 6.7 | 6.3 | 5.6 |
혼탁도, NTU | 2 | 2 | 100 | 104 | 35.8 | 549 | 80 |
여과액의 전도도, mS/cm | 1.1 | 1.1 | 1.9 | 2.4 | 2.0 | 4.7 | 4.1 |
양이온 요구량, μeqv/l | 20.7 | 9.6 | 185 | 48 | 33 | 0.0 | 0.0 |
제타 전위, mV | -26.3 | -20.7 | -19.2 | -11.7 | -4.4 | ||
컨시스턴시, g/l | 4.7 | 4.8 | 40.7 | 37.0 | 1.0 | 39 | 0.3 |
특성 | 장치/표준 |
pH | Knick Portamess 911 |
혼탁도(NTU) | WTW Turb 555IR |
전도도(mS/cm) | Knick Portamess 911 |
전하(μekv/l) | Mtek PCD 03 |
제타 전위(mV) | Mtek SZP-06 |
컨시스턴시(g/l) | ISO 4119 |
측정 | 장치 | 표준 |
기본 중량 | Mettler Toledo | ISO 536 |
애쉬 함량, 525°C | - | ISO 1762 |
Scott 결합 | Huygen | Tappi T 569 |
Z-방향 장력 | Lorentzen & Wettre | ISO 15754 |
Taber, 굽힘 강성도 | Lorentzen & Wettre | Tappi T 489 om-08 |
인장 강도, 탄성 계수 | Lorentzen & Wettre | ISO 1924-3 |
명칭 | 조성물/제품, 제조사 | 설명 |
APAM-1 | 아크릴아미드와 8 mol-% 아크릴산의 공중합체 | MW ca. 0.5 Mg/mol |
AC13HM | 아크릴아미드와 12.5 mol-% 아크릴산의 공중합체 | MW ca. 0.7 Mg/mol |
AC11HM | 아크릴아미드와 11 mol-% 아크릴산의 공중합체 | MW ca. 0.7 Mg/mol |
AC11LM | 아크릴아미드와 11 mol-% 아크릴산의 공중합체 | MW ca. 0.5 Mg/mol |
APAM-E | 음이온성 폴리아크릴아미드 | 0.8% 농도에서 용해된 유화액 중합체 |
전분-A | 양이온성 아밀로펙틴 전분 | 0.4 meq/g(DS 0.07) 양이온성, >95% 아밀로펙틴, 조리됨 |
전분-1 | 양이온성 감자 전분: Raisamyl 50021, Chemigate | 0.2 meq/g(DS 0.035), 80% 아밀로펙틴, 조리됨 |
전분-2 | 양이온성 전분: C*Bond HR 35844, Cargill | 조리됨 |
SCPAM | 아크릴아미드와 10 mol-% ADAM-Cl의 공중합체 | 용액 중합체, MW ca. 0.8 Mg/mol |
CPAM | 아크릴아미드와 10 mol-% ADAM-Cl의 공중합체 | MW ca. 7 Mg/mol, 0.5% 농도에서 용해된 건조 중합체 |
CPAM-2 | 아크릴아미드와 10 mol-% ADAM-Cl의 공중합체 | MW ca. 12 Mg/mol, 0.5% 농도에서 용해된 건조 중합체 |
GPAM | 글리옥실화 양이온성 폴리아크릴아미드: FennoBond 3150, Kemira Oyj, Finland | 수용액 |
CMC | 카복시메틸 셀룰로스: Finnfix 300, CP Kelco | 80°C에 용해됨 |
pDADMAC | 폴리DADMAC | MW ca. 0.2 Mg/mol |
Alum | 알루미늄 설페이트: ALG, Kemira Oyj, Finland | |
GCC | 분쇄된 탄산칼슘: Hydrocarb 60, Omya | 입자 크기 분포: 입자의 60% < 2 μm |
실리카 | 콜로이달 실리카: FennoSil 495, Kemira Oyj, Finland | |
실리카-2 | 콜로이달 실리카: FennoSil 442, Kemira Oyj, Finland | |
c-PVOH | 12 mol-% 비닐아민기 및 88 mol-% 비닐알콜기를 갖는 폴리비닐알콜 | MW ca. 0.1 Mg/mol |
시간 | -60s | -60s | -30s | -30s | -30s | -10s |
인장 지수
(Nm/g) |
스캇 결합
(J/m 2 ) |
SCPAM | 전분-A | APAM-1 | SP1 | SP2 | CPAM2 | |||
시험 1-1
(참조) |
0 | 0 | 0.05 | 34 | 146 | |||
시험 1-2(참조) | 1 | 1 | 0.05 | 40 | 211 | |||
시험 1-3(참조) | 1 | 1 | 1.5 | 0.05 | 42 | 212 | ||
시험 1-4 | 1 | 1 | 1.5 | 0.05 | 43 | 227 |
# | 첨가된 화학물질 |
제타 전위
(mV) |
||||
SCPAM
(kg/t 건조) |
전분-A
(kg/t 건조) |
APAM-1
(kg/t 건조) |
SP1
(kg/t 건조) |
SP2
(kg/t 건조) |
||
1 | -28 | |||||
2 | 1 | 1 | -10 | |||
3 | 1 | 1 | 0.15 | -10 | ||
4 | 1 | 1 | 0.3 | -17 | ||
5 | 1 | 1 | 0.5 | -23 | ||
6 | 1 | 1 | 1 | -24 | ||
7 | 1 | 1 | 1.5 | -25 | ||
8 | 1 | 1 | 0.15 | -15 | ||
9 | 1 | 1 | 0.3 | -20 | ||
10 | 1 | 1 | 0.5 | -25 | ||
11 | 1 | 1 | 1 | -25 | ||
12 | 1 | 1 | 1.5 | -27 | ||
13 | 1 | 1 | 0.15 | -14 | ||
14 | 1 | 1 | 0.3 | -15 | ||
15 | 1 | 1 | 0.5 | -22 | ||
16 | 1 | 1 | 1 | -23 | ||
17 | 1 | 1 | 1.5 | -25 |
시간 | -60s | -60s | -40s | -40s | -40s | -15s | -10s |
인장 지수
(Nm/g) |
스캇 결합
(J/m 2 ) |
GPAM | 전분 | APAM-1 | SP1 | APAM-2 | CPAM | APAM-E | |||
시험 2-1
(참조) |
0.1 | 0.05 | 20.2 | 54 | |||||
시험 2-2
(참조) |
2.5 | 0.1 | 0.05 | 20.0 | 79 | ||||
시험 2-3(참조) | 2.5 | 0.8 | 0.1 | 0.05 | 23.5 | 111 | |||
시험 2-4(참조) | 2.5 | 1.6 | 0.1 | 0.05 | 22.5 | 99 | |||
시험 2-5 | 2.5 | 0.8 | 0.1 | 0.05 | 24.7 | 128 | |||
시험 2-6 | 2.5 | 1.6 | 0.1 | 0.05 | 28.1 | 157 | |||
시험 2-7(참조) | 2.5 | 0.8 | 0.1 | 0.05 | 23.7 | 118 | |||
시험 2-8(참조) | 2.5 | 1.6 | 0.1 | 0.05 | 24.5 | 109 | |||
시험 2-9(참조) | 12 | 0.1 | 0.05 | 32.3 | 230 | ||||
시험 2-10(참조) | 12 | 1.6 | 0.1 | 0.05 | 35.3 | 254 | |||
시험 2-11 | 12 | 1.6 | 0.1 | 0.05 | 35.9 | 273 | |||
시험 2-12(참조) | 12 | 1.6 | 0.1 | 0.05 | 33.2 | 251 |
화학물질 | 투여량 |
제타 전위
(mV) |
0-시험 | - | -30 |
APAM-1 | 0.4 | -30 |
APAM-1 | 0.8 | -30 |
APAM-1 | 1.6 | -31 |
SP1 | 0.4 | -33 |
SP1 | 0.8 | -34 |
SP1 | 1.6 | -35 |
시간 | -55s | -50s | -40s | -35s | -30s | -20s | -10s |
Z-방향
장력 (kPa) |
스캇
결합(J/m 2 ) |
Alum
(kg/t) |
pDADMAC
(kg/t) |
전분-2
(kg/t) |
CMC
(kg/t) |
SP3
(kg/t) |
CPAM
(kg/t) |
실리카
(kg/t) |
|||
시험 3-1
(참조) |
1 | 0.2 | 5 | 0 | 0 | 0.2 | 0.075 | 373 | 159 |
시험 3-2
(참조) |
1 | 0.2 | 20 | 2 | 0 | 0.2 | 0.075 | 415 | 181 |
시험 3-3 | 1 | 0.2 | 20 | 0 | 0.3 | 0.2 | 0.075 | 440 | 192 |
시간 | -120s | -120s | -120s | -60s | -10s |
SCT 지수
(Nm/g) |
버스트 지수
(kpam 2 /g) |
전분-A | SCPAM | GPAM | SP1 | CPAM | |||
시험 4-1
(참조) |
0.15 | 21.4 | 1.64 | ||||
시험 4-2(참조) | 1 | 1 | 0.15 | 23.1 | 1.97 | ||
시험 4-3 | 1 | 1 | 1.5 | 0.15 | 23.8 | 1.95 | |
시험 4-4(참조) | 1.5 | 0.15 | 21.7 | 1.76 | |||
시험 4-5 | 1.5 | 1.5 | 0.15 | 22.2 | 1.96 |
상단/후면 층
중량: 35 g/m 2 /35 g/m 2 |
중간 층 | ||||||||
시간 | -50s | -40s | -20s | -10s | 중량(g/ m 2 ) | -60s | -50s | -40s | -10s |
전분 | SP3 | CPAM | 실리카-2 | pDADMAC | 전분 | SP3 | 실리카-2 | ||
시험 5-1
(참조) |
5 | 0.1 | 0.3 | 264 | 0.24 | 5 | 0.3 | ||
시험 5-2 | 12 | 10 | 0.1 | 0.3 | 247 | 0.24 | 20 | 10 | 0.3 |
시험 5-3 | 12 | 10 | 0.1 | 0.3 | 264 | 0.24 | 20 | 20 | 0.3 |
시험 5-4 | 12 | 10 | 0.1 | 0.3 | 228 | 0.24 | 20 | 10 | 0.3 |
시험 5-5 | 12 | 10 | 0.1 | 0.3 | 232 | 0.24 | 20 | 20 | 0.3 |
기본 중량
(g/m 2 ) |
인장 지수 MD
(Nm/g) |
인장 지수 CD
(Nm/g) |
인장 강성도 지수 MD
(mNm/kg) |
Z-방향 장력
(kPa) |
스캇 결합
(J/m 2 ) |
굽힘 강성도, Taber 15° MD
(mNm) |
|
시험 5-1
(참조) |
271 | 23 | 10 | 4.3 | 62 | 40 | 25 |
시험 5-2 | 254 | 29 | 17 | 5.4 | 82 | 82 | 43 |
시험 5-3 | 271 | 28 | 15 | 4.6 | 97 | 52 | 42 |
시험 5-4 | 235 | 34 | 16 | 5.6 | 129 | 72 | 34 |
시험 5-5 | 239 | 37 | 17 | 5.7 | 120 | 75 | 36 |
시간 | -60s | -30s | -30s | -15s |
시험 |
전분-1
(kg/t) |
SP4
(kg/t) |
SPC
(kg/t) |
CPAM-2
(kg/t) |
시험 6-1(참조) | 0.15 | |||
시험 6-2(참조) | 15 | 0.15 | ||
시험 6-3 | 15 | 1.2 | 0.15 | |
시험 6-4 | 15 | 2.4 | 0.15 | |
시험 6-5(참조) | 15 | 1.2 | 0.15 | |
시험 6-6(참조) | 15 | 2.4 | 0.15 |
프레스 고형분
(%) |
ZDT
(kPa) |
E-mod CD
(GPa) |
E-mod MD
(GPa) |
|
시험 6-1(참조) | 37 | 101 | 0.19 | 214 |
시험 6-2(참조) | 35 | 225 | 0.23 | 2.39 |
시험 6-3 | 40 | 240 | 0.23 | 2.38 |
시험 6-4 | 38 | 260 | 0.24 | 2.44 |
시험 6-5(참조) | 239 | 0.22 | 2.37 | |
시험 6-6(참조) | 233 | 0.22 | 2.34 |
시간 | -60s | -30s | -30s | -10s |
인장 지수
(%) |
버스트 지수
(%) |
Z-방향 장력
(%) |
SPC | SP4 | SP5 | CPAM-2 | ||||
시험 7-1(참조) | 0.2 | 0 | 0 | 0 | |||
시험 7-2(참조) | 3 | 0.1 | 7 | 10 | 18 | ||
시험 7-3 | 3 | 1 | 0.1 | 9 | 11 | 20 | |
시험 7-4 | 3 | 2 | 0.1 | 21 | 12 | 19 | |
시험 7-5 | 2 | 0.1 | 2 | 7 | 10 | ||
시험 7-6 | 3.5 | 0.1 | 2 | 10 | 13 |
시간 | -60s | -30s | -30s | -10s |
프레스 고형분
(%) |
Z-방향 장력
(kPa) |
인장 지수 MD
(Nm/g) |
전분-1 | SP4 | SP6 | CPAM-2 | ||||
시험 8-1 | 0.05 | 37 | 104 | 28 | |||
시험 8-2 | 15 | 0.05 | 40 | 175 | 35 | ||
시험 8-3 | 15 | 1.2 | 0.05 | 43 | 223 | 38 | |
시험 8-4 | 15 | 2.4 | 0.05 | 43 | 203 | 40 | |
시험 8-5 | 15 | 1.2 | 0.05 | 38 | 183 | 38 | |
시험 8-6 | 15 | 2.4 | 0.05 | 38 | 186 | 38 |
시간 | -60s | -30s | -20s | -10s |
Z-방향 장력
(kPa) |
인장 지수 MD
(Nm/g) |
c-PVOH | SP4 | c-PVOH | CPAM-2 | |||
시험 9-1 | 0.05 | 97 | 17 | |||
시험 9-2 | 0.5 | 0.05 | 140 | 24 | ||
시험 9-3 | 0.5 | 2.4 | 0.05 | 154 | 27 | |
시험 9-4 | 2.4 | 0.5 | 0.05 | 145 | 29 |
Claims (22)
- 종이, 보드 등의 제조에 사용하기 위한 수성 건조지력 증강 조성물로서,
상기 조성물은,
- 아크릴아미드와 적어도 하나의 음이온성 단량체의 공중합체이며, 1 내지 60 몰%의 음이온성을 갖는 10 내지 90 중량%의 합성 중합체 성분 - 상기 음이온성 단량체는 불포화 모노- 또는 디카복실산, 이들의 임의의 혼합물 또는 이들의 염으로부터 선택됨 -, 및
- 치환도가 0.025 내지 0.3인 10 내지 90 중량%의 양이온성 전분 성분
을 혼합함으로써 제조되는 혼합물을 포함하며,
상기 합성 중합체 성분 및 양이온성 전분 성분은, 상기 조성물에
- pH 2.8에서 측정할 때, 0.05 내지 1 meq/g, 및
- pH 7.0에서 측정할 때, -0.2 내지 -3 meq/g 의 전하 밀도를 제공하는,
조성물. - 제1항에 있어서,
상기 양이온성 전분 성분은 > 80% 의 아밀로펙틴 함량을 갖는,
조성물. - 제1항 또는 제2항에 있어서,
상기 합성 중합체 성분 및 양이온성 전분 성분은,
- pH 2.8에서 측정시 0.1 내지 0.5 meq/g, 및
- pH 7.0에서 측정시 -0.4 내지 -2.0 meq/g 의 전하 밀도를 제공하는,
조성물. - 제1항 또는 제2항에 있어서,
상기 건조지력 증강 조성물은 이미 pH 5.5에서 음이온 순 전하를 갖는,
조성물. - 제1항 또는 제2항에 있어서,
상기 건조지력 증강 조성물은 상기 합성 중합체 성분 30 내지 70 중량% 및 상기 양이온성 전분 성분 30 내지 70 중량% 를 포함하는,
조성물. - 제1항 또는 제2항에 있어서,
상기 양이온성 전분 성분의 치환도는 0.03 내지 0.16 인,
조성물. - 제1항 또는 제2항에 있어서,
상기 양이온성 전분 성분은 비-분해된 전분인,
조성물. - 제1항 또는 제2항에 있어서,
상기 불포화 모노- 또는 디카복실산은, 아크릴산, 메타크릴 산, 말레 산, 이타콘산, 크로톤 산, 이소크로톤 산 및 이들의 혼합물 중 임의의 것 또는 이의 염으로부터 선택되는,
조성물. - 제1항 또는 제2항에 있어서,
상기 합성 중합체 성분은 3 내지 40 몰% 의 음이온성을 갖는,
조성물. - 제1항 또는 제2항에 있어서,
상기 합성 중합체 성분의 중량 평균 분자량(MW)은 300,000 내지 1,000,000 g/mol 인,
조성물. - 제1항 또는 제2항에 있어서,
상기 건조지력 증강 조성물은 양이온성 합성 중합체가 없는,
조성물. - 제1항 또는 제2항에 있어서,
상기 건조지력 증강 조성물은 pH 3.0 및 고형분 함량 14 중량%에서 브룩필드 점도가 < 10,000 mPas 인,
조성물. - 종이, 보드 등의 지력증강 특성을 향상시키기 위한, 제1항 또는 제2항에 따른 건조지력 증강 조성물의 용도.
- 종이, 보드 등을 제조하기 위한 방법으로서, 상기 방법은
- 적어도 4.5의 pH 값을 갖는 섬유 스톡을 얻는 단계,
- 상기 섬유 스톡에 양이온성 강화제를 첨가하는 단계, 및
- 제1항 또는 제2항에 따른 건조지력 증강 조성물을 물로 희석하여 최종 pH > 3인 건조지력 증강 조성물의 용액을 수득하는 단계; 및
- 상기 양이온성 강화제를 첨가하기 전 또는 후에 상기 섬유 스톡에 상기 건조지력 증강 조성물의 용액을 첨가하는 단계를 포함하는,
방법. - 제14항에 있어서,
상기 섬유 스톡은 재활용 섬유 펄프 및/또는 화학 펄프를 포함하고, 및/또는 상기 섬유 스톡은 적어도 2 mS/cm 의 전도도를 갖는,
방법. - 제14항에 있어서,
상기 건조지력 증강 조성물은 건조 섬유 스톡 1톤당 0.5 내지 4.0 kg 의 양으로 첨가되는,
방법. - 제14항에 있어서,
상기 양이온성 강화제 및 건조지력 증강 조성물은, pH 7에서 건조지력 증강 조성물 중 과량의 음이온성 전하의 수가 양이온성 강화제의 양이온 전하의 총 수의 20 내지 200% 가 되도록 하는 양으로, 첨가되는,
방법. - 제14항에 있어서,
상기 양이온성 강화제는 양이온성 전분, 폴리아미도아민-에피클로로히드린, 아크릴아미드의 양이온성 중합체 및 폴리비닐아민의 그룹으로부터 선택되는,
방법. - 제14항에 있어서,
상기 건조지력 증강 조성물은 현장에서 제조되는,
방법. - 제14항에 있어서,
상기 양이온성 강화제는, 상기 건조지력 증강 조성물의 양이온성 전분 성분과 동일한 식물성 기원의 양이온성 전분인,
방법. - 제14항에 있어서,
상기 양이온성 강화제 후에 상기 건조지력 증강 조성물을 첨가하는,
방법. - 제14항에 있어서,
상기 섬유 스톡은 적어도 5의 pH 값을 가지며, 상기 건조지력 증강 조성물은 상기 섬유 스톡의 pH에서 음이온성 순 전하를 갖는,
방법.
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EP3821072A1 (en) | 2018-07-12 | 2021-05-19 | Kemira Oyj | Method for manufacturing multi-layered fibrous web and multi-layered fibrous web |
CN111485444B (zh) * | 2019-01-29 | 2021-12-07 | 金华盛纸业(苏州工业园区)有限公司 | 改性纸浆制备方法、地图原纸的制备方法及地图原纸 |
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BR112022008905A2 (pt) * | 2019-12-23 | 2022-08-02 | Kemira Oyj | Composição e seu uso para uso na fabricação de papel, cartão ou similares |
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