| HS Code | 314545 |
| Product Name | Multi-functional Scoring Agent RH-NB-1101H |
| Product Type | Textile scouring agent |
| Appearance | Colorless to light yellow transparent liquid |
| Ionic Nature | Anionic/nonionic |
| Ph Value | 6.0-8.0 (1% aqueous solution) |
| Solid Content | 30% ± 2% |
| Water Solubility | Easily soluble in water |
| Application | Cotton and cotton blend pretreatment |
| Recommended Dosage | 2-5 g/L |
| Packaging | 125 kg plastic drum |
| Storage | Store in a cool, dry, ventilated place; avoid freezing and direct sunlight |
| Shelf Life | 12 months |
As an accredited Multi-functional Scoring Agent RH-NB-1101H factory, we enforce strict quality protocols—every batch undergoes rigorous testing to ensure consistent efficacy and safety standards.
| Packing | Multi-functional Scoring Agent RH-NB-1101H is supplied in 120 kg sealed plastic drums for safe storage and transport. |
| Container Loading (20′ FCL) | Multi-functional Scoring Agent RH-NB-1101H is loaded in a 20′ FCL container, palletized in sealed packaging, and secured against movement. |
| Shipping | Multi-functional Scoring Agent RH-NB-1101H is typically shipped as a non-hazardous industrial chemical in sealed HDPE drums or IBC totes. Keep containers closed, dry, and ventilated; protect from sunlight, freezing, and moisture. Follow local transport regulations and the SDS. |
| Storage | Store Multi-functional Scoring Agent RH-NB-1101H in a cool, dry, well-ventilated area away from direct sunlight, heat, ignition sources, and incompatible chemicals. Keep containers tightly closed, properly labeled, and upright to prevent leakage. Maintain segregation from oxidizers, acids, and alkalis. Use appropriate secondary containment and follow the manufacturer’s SDS for specific temperature limits and shelf-life. |
| Shelf Life | Shelf life is typically 12 months in the original unopened container under recommended storage conditions, away from light and moisture. |
In a 20,000 L stainless steel blend vessel equipped with a dual axial-flow impeller and an external recirculation loop, RH-NB-1101H is introduced at 1.2–2.0 wt% into an ISO VG 320 paraffinic mineral base oil after the viscosity index improver has reached full solvation and before pour point depressant injection. The sequence is not trivial: in production-scale batches, early injection into an unsolvated high-molecular-weight polymethacrylate VII can produce transient localized viscosity spikes, delaying batch filtration by up to 40 min; the same vessel campaign reaches target clarity when the additive is post-solvation and the recirculation rate is held at 0.5–0.8 turnovers/min for 30 min through a 10 µm beta-rated filter. The blend is maintained at 50–60 °C, with an upper excursion limit of 65 °C, because prolonged residence above this threshold can degrade sulfur carriers released from the additive and reduce the retained FZG failure load stage. Final oils are specified under ISO 12925-1 as CKD-type gear oils and under DIN 51517-3 as CLP oils; scuffing resistance is evaluated according to ISO 14635-1 FZG A/8.3/90, with a failure load stage target of ≥ 12 for slow-speed cement mill reducers and conveyor drive gearboxes. ASTM D2782 Timken OK load is applied as a secondary line-contact check, with typical acceptance in this viscosity grade set at ≥ 267 N (60 lb), and DIN 51350-6 Shell four-ball weld load is monitored for batch-to-batch consistency above 2,500 N in the fully formulated oil. The resulting terminal products include ISO VG 220, ISO VG 320, and ISO VG 460 industrial gear oils for ball mill pinion gearboxes, hoist winch units, and conveyor drive reducers, where the critical failure mode is not fatigue pitting alone but adhesive scoring under shock load and slow-speed boundary conditions. Filtration to ISO 4406 cleanliness class 18/16/13 before drumming closes the production loop, because residual particulates above this class can act as scoring initiators regardless of additive performance.
| Test method | Condition | Acceptance window | Scoring relevance |
|---|---|---|---|
| ISO 14635-1 FZG A/8.3/90 | 1,450 rpm, 90 °C, dip lubrication | failure load stage ≥ 12 | gear scuffing load capacity |
| ASTM D2782 Timken | 1,750 rpm, 10 min, line contact | OK load ≥ 267 N | adhesive wear threshold |
| DIN 51350-6 | 1,470 rpm, step loading | weld load ≥ 2,500 N | extreme-pressure point contact |
| ASTM D4172 | 392 N, 75 °C, 60 min | wear scar ≤ 0.35 mm | antiwear film persistence |
| ISO 4406 | in-tank sample | cleanliness class 18/16/13 | particle-initiated scoring control |
RH-NB-1101H is incorporated at 0.5–2.0 wt% in SAE 75W-90 and SAE 80W-140 hypoid axle oil formulations, where the primary processing constraint is competitive micellar uptake between the scoring-control additive and overbased calcium sulfonate detergents. In a 10,000 L polished steel top-treat vessel with low-shear paddle agitation at 60 rpm, the standard addition order is: sulfurized isobutylene first, RH-NB-1101H second, friction modifier third, and overbased detergent last; reversing the last two steps has been observed in line-scale batches to reduce Timken OK load by 10–15% relative to the reference blend because the detergent micelle sequesters polar additive molecules before they can adsorb onto the hypoid gear surface. The blend temperature is held at 40–50 °C for 60 min after top-treating, followed by filtration through a 5 µm cellulose depth filter to remove gel-like additive-detergent agglomerates. Compliance for the finished oil is anchored to SAE J2360 and API GL-5 service requirements, with low-speed high-torque scoring resistance assessed under ASTM D6121 L-37 and high-speed shock-load scoring resistance assessed under ASTM D7452 L-42; thermal-oxidative stability is confirmed by ASTM D5704 L-60-1. The terminal products are axle lubricants for light commercial vehicles, off-highway dump trucks, and agricultural tractors, where operating conditions alternate between high-torque rock crawling and high-speed highway transients. Published data for RH-NB-1101H in this specific SAE J2360 configuration remains limited; scale-up validation should therefore begin at the 0.5 wt% lower bound and escalate only after L-42 scoring inspection on the drive and coast sides shows no significant ridging, rippling, or surface discoloration.
In lithium complex and calcium sulfonate grease manufacturing, RH-NB-1101H is added at 1.0–4.0 wt% of base oil weight, with the addition point determined by the thickener chemistry and the free-acid transient during conversion. For lithium 12-hydroxystearate lithium complex systems, the additive is introduced after saponification and dehydration, when the kettle temperature has dropped below 90 °C, because earlier addition can suppress thickener fiber formation and produce a final NLGI penetration that is 10–25 units softer than target. For calcium sulfonate greases, the additive is added after the conversion step and before the final colloid mill pass; addition during the boric acid neutralization stage is avoided because the low pH transient can destabilize the additive and reduce four-ball weld load response. Production-scale equipment typically includes an open kettle with counter-rotating helical agitator, followed by three passes through a colloid mill at 25 µm clearance and a high-pressure homogenizer at 150–250 bar. The resulting terminal products include NLGI Grade 2 extreme-pressure greases for steel mill roll bearings, excavator pivot pins, and mining shovel crowd mechanisms. Compliance is specified under DIN 51825 KPF 2K-30, with four-ball extreme-pressure and wear properties evaluated according to ASTM D2596 and DIN 51350-6; typical acceptance for heavy-load steel mill grease includes a Shell four-ball weld load of ≥ 2,800 N and a Timken OK load of ≥ 267 N. Aluminum complex thickeners require a separate evaluation because their acidic reaction pathway can interact with the additive; published data for RH-NB-1101H in aluminum complex grease is limited, so a 1.0 wt% starting dose is recommended until full penetration and load-carrying data are available.
Water-dilutable metalworking fluid concentrates containing RH-NB-1101H at 0.3–1.2 wt% are produced in high-shear dispersion vessels at 1,500 rpm and 45 °C, with the additive introduced before sulfurized olefins and after the primary emulsifier package. The sequence is critical because sulfurized olefins and RH-NB-1101H compete for the same emulsifier layer at the oil-water interface; in production-scale batches, simultaneous injection has been observed to shift emulsion droplet size from a stable 0.8–1.5 µm range to a coarse 3–5 µm distribution, which subsequently destabilizes under hard water conditions above 400 ppm CaCO₃. The finished concentrate is diluted at 5–10 vol% in water to produce soluble cutting oils, heavy-duty drawing compounds, and cold heading lubricants for automotive transmission component manufacturing. Compliance is governed by REACH (EC 1907/2006) and CLP (EC 1272/2008), with corrosion inhibition tested according to DIN 51360-2 and extreme-pressure behavior monitored under ASTM D2783 Shell four-ball EP; spent emulsion biodegradability is typically benchmarked against OECD 301B as part of the end-use safety review. The table below provides the compliance checklist matrix for this application segment.
| Standard | Jurisdiction/Reference | Requirement | Test method |
|---|---|---|---|
| EC 1907/2006 | REACH | registration and substance communication | Annex II safety data sheet |
| EC 1272/2008 | CLP | hazard classification and labelling | GHS criteria |
| DIN 51360-2 | Germany | corrosion protection in diluted metalworking fluid | filter paper method |
| ASTM D2783 | US | extreme-pressure properties of lubricating fluid | four-ball EP test |
| OECD 301B | OECD | ready biodegradability of spent emulsion | CO₂ evolution |
Neat oil metalworking fluids use a higher dose of 0.5–3.0 wt%, blended at 50–55 °C into a naphthenic or paraffinic base stock with a flash point above 180 °C. The primary process conflict in neat systems is foam generation from high-shear circulation pumps; a defoamer is added only after the additive has been fully dispersed, and line-scale trials have shown that pre-mixing RH-NB-1101H with antifoam silicone can reduce Falex pin and vee block failure load by 8–12% due to surface competition on the pin surface. Terminal product types include heavy-duty broaching oil, gear hobbing oil, and deep-drawing lubricant for high-strength low-alloy steel, where the scoring failure mode is initiated by local asperity welding under extreme pressure.
RH-NB-1101H is introduced at 0.5–1.5 wt% into PAO-based wind turbine gear oil formulations after the base stock has been heated to 50 °C under nitrogen blanketing. The production process uses a 15,000 L stainless steel blend vessel with a side-entry propeller and a 1 µm absolute-rated filter loop; a batch is recirculated for 90 min after additive injection and sampled for filterability according to ISO 13357-2 before release. The critical operational boundary is incompatibility with amine-neutralized phosphate ester corrosion inhibitors in some zinc-free systems, which can form submicrometer precipitates that blind the 1 µm filter element and reduce in-service gearbox filter life; filterability screening is therefore mandatory before line-scale blending. Finished oils are specified under ISO 12925-1 CKD and DIN 51517-3 CLP, with micropitting resistance evaluated according to FVA 54/7; acceptance criteria are set by the gearbox OEM, and published data for RH-NB-1101H in this specific configuration is limited, so the lower 0.5 wt% dose is recommended for initial validation. Terminal products include ISO VG 320 PAO gear oils for 2 MW and larger multi-stage wind turbine gearboxes, where slow-speed main bearing conditions and high-speed intermediate stage conditions require both micropitting control and scoring resistance without sacrificing low-temperature fluidity.
In anti-wear hydraulic oil production, RH-NB-1101H is incorporated at 0.2–0.8 wt% after the zinc dialkyldithiophosphate antiwear agent has been fully dispersed, because the two additives occupy adjacent boundary sites on the vane tip and ring interface; simultaneous injection in low-temperature blending at 35–40 °C has been associated with localized haze formation and reduced filterability in ISO VG 32 and ISO VG 46 batches. The blend is mixed for 45 min with low-shear propeller agitation at 80 rpm, then filtered through a 3 µm beta-rated element to achieve ISO 4406 cleanliness class 16/14/11 before drumming. Scoring control is quantified by ring and vane mass loss under ASTM D7043 in a Vickers 35VQ25 vane pump test, with pass criteria typically requiring total ring and vane mass loss below 50 mg for high-pressure mobile hydraulic service. Compliance is anchored to ISO 11158 HM and DIN 51524-2 HLP specifications, with additional oxidative stability testing under ASTM D943; terminal products include ISO VG 32, ISO VG 46, and ISO VG 68 hydraulic oils for excavators, wheel loaders, and injection molding machines, where scoring initiates at the vane tip and progresses to full pump failure if boundary lubrication is insufficient.
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Scoring of paperboard in converted carton production involves controlled compression of the board along a defined line; subsequent folding in folder-gluer machinery imposes tensile strain on the outer plies and mineral coating. When that strain exceeds the elongation capacity of the coated surface, visible fold cracking and fiber rupture occur at the score tip. Substrate variables include coating rigidity, base sheet fiber orientation, caliper, and moisture content; each shifts the point of failure during folding. RH-NB-1101H is a modified waterborne acrylic copolymer dispersion supplied as a multi-functional scoring agent for clay-coated solid bleached sulfate (SBS), folding boxboard (FBB), and white-line chipboard. The material is supplied at a non-volatile content of 42% by mass, forms a clear to translucent film at ambient temperatures, and is repulpable under alkaline papermill repulping conditions. It is intended to address three interrelated converting defects: score-line cracking on folder-gluer lines, loss of cold-set adhesive bond strength on side seams, and surface dusting at die-cut edges.
On 18 pt SBS board coated at a dry film weight of 1.2 g/m² and conditioned at 23 ± 1 °C and 50 ± 2 % RH for 24 h, manufacturer-reported performance indicates no visible fiber rupture at the score tip after a 180° fold when inspected under 20× stereomicroscope. Static coefficient of friction measured by ASTM D4917 remains in the 0.30–0.34 range, which is compatible with rotary and belt feeders. Independent production-line data for this specific configuration is limited; therefore, converter validation on individual board grades is required.
On high-speed folder-gluer lines equipped with rotary feed gates and side-seam cold-glue units, dust from fractured scores can accumulate on vacuum feeders and reduce feed reliability. Blocking of coated sheets in the delivery stack before gluing is a second fault mode when hygroscopic scoring aids are used. RH-NB-1101H is intended to reduce dust liberation by preventing brittle fracture of the mineral coating, while the low water-uptake film reduces blocking tendency. These application attributes are evaluated with production-type equipment rather than laboratory-only drawdowns; a pilot coater fitted with a 10 cm³/m² ceramic anilox and forced-air deck was used to generate the manufacturer’s comparison data.
Release specifications are established according to ISO 3251, ISO 976, ISO 2555, ISO 2811-1, ASTM D1331, and EPA Method 24. The product is a translucent off-white to pale amber liquid. Non-volatile content, pH, viscosity, and surface tension are controlled because they influence transfer uniformity on anilox rolls and rod coaters. Viscosity is slightly pseudoplastic under production shear and shows no thixotropic recovery after 60 s at 100 s⁻¹, which supports continuous flexographic pumping systems. Table 1 lists manufacturer-release limits.
| Property | Method / Instrument | Release Limit |
|---|---|---|
| Appearance | Visual inspection at 25 °C | Translucent off-white to pale amber liquid |
| Non-volatile content | ISO 3251, 2 g, 105 °C, 3 h | 41–43 % by mass |
| pH | ISO 976, 25 °C | 7.5–8.5 |
| Viscosity | ISO 2555, Brookfield RVT, spindle 3, 20 rpm, 25 °C | 300–600 mPa·s |
| Density | ISO 2811-1 | 1.04–1.06 g/cm³ |
| VOC | EPA Method 24 | < 30 g/L less water and exempt compounds |
| Surface tension | ASTM D1331 | 34–36 mN/m |
| Minimum film formation temperature | ISO 2115 | < 5 °C |
| Storage stability | Manufacturer accelerated protocol, 40 °C, 4 weeks | No phase separation; viscosity drift < 15 % |
Application is primarily by inline flexographic coating, though rod, gravure, and smooth-roll systems are also used. The product is diluted with deionized water to 25–32 % solids before use. For flexographic coating, an anilox roll volume of 8–12 cm³/m² and line speed of 60–120 m/min typically deposit 0.8–1.5 g/m² dry film. Web surface temperature should be held at 70–95 °C for 1–2 s; residual moisture before die-cutting must be below 0.2 % by mass. Heavy-weight board above 350 g/m² may require a dry coat weight up to 1.8 g/m², but converter trials are required because static COF may exceed 0.35. The product is not recommended for polyethylene-laminated board or silicone-coated substrates because film anchorage is insufficient. Dilution with hard water above 150 ppm CaCO₃ can reduce storage stability and should be avoided unless a jar test confirms compatibility.
Under high-shear conditions typical of flexographic metering, the diluted dispersion exhibits a shear viscosity of 35–50 mPa·s at 1000 s⁻¹ and 25 °C when measured with a cone-and-plate viscometer. This shear-thinning profile permits controlled film splitting at speeds above 100 m/min. The product contains no volatile amine neutralizer, so pH drift during open-bath circulation is typically less than 0.3 pH units over 8 h at 25 °C. Those values are manufacturer-reported and are dependent on water hardness and microbiological quality. A preservative package is included; however, if process water contains high microbial load or the bath is stored overnight, bioburden should be monitored by dip-slide testing.
At the folder-gluer, score-crack suppression depends on the dried film forming a continuous but deformable layer over the mineral coating. In pilot coater trials on 16 pt clay-coated SBS, the manufacturer reports a score crack index of 0–1 after 180° folding under 23 ± 1 °C and 50 ± 2 % RH, using TAPPI T 512 creasing procedures. The same trials report side-seam bond strength at 90–95 % of an uncoated reference after 24 h of adhesive cure. These values should be treated as pilot-scale benchmarks, not as guarantees for high-speed lines with IR dryers or inline corona treatment.
Conventional wax-dispersion scoring aids migrate to the surface during drying and form hydrophobic films that can reduce glue wet-out and side-seam bond strength. Starch-based products remain hydrophilic but can increase blocking at 40 °C and 60 % RH due to hygroscopic film formation. RH-NB-1101H is formulated to maintain surface energy at 40–42 mN/m after drying, allowing water-based cold-set adhesive penetration. Table 2 summarizes manufacturer-reported comparative performance from pilot coater trials on 16 pt clay-coated SBS.
| Performance condition | RH-NB-1101H | Wax dispersion control | Oxidized starch control |
|---|---|---|---|
| Score crack index after 180° fold, TAPPI T 512 | 0–1 no visible fiber rupture | 2–3 scattered cracks | 1–2 minor cracks |
| Static coefficient of friction, ASTM D4917 | 0.30–0.34 | 0.22–0.26 | 0.38–0.45 |
| Side-seam bond strength, 24 h, 23 °C/50 % RH | 90–95 % of uncoated reference | 65–70 % of uncoated reference | 80–85 % of uncoated reference |
| Blocking resistance, 40 °C/60 % RH, 24 h, 0.5 kg/cm² | No blocking | No blocking | Visible surface pick |
The difference in behavior arises from the coalesced film architecture. Wax dispersions develop a low-surface-energy surface that limits polar adhesive penetration. Starch-based systems absorb moisture from the sheet and increase hygroscopic blocking. RH-NB-1101H forms a water-resistant but polar film; dried film tensile elongation measured by ASTM D638-14 Type V microtensile specimens is reported by the manufacturer in the range of 180–220 %, which exceeds the typical cracking strain of clay-coated SBS outer plies. However, published independent data for this specific formulation is limited, and the elongation value is not directly transferable to coated board because film thickness and substrate restraint alter the strain distribution.
Replacement of solvent-based or amine-neutralized scoring aids in pharmaceutical folding carton production requires control of odour, transfer, and regulatory status. RH-NB-1101H is described by the manufacturer as free of alkylphenol ethoxylates and benzophenone; no volatile amine neutralizer is used. Compliance is documented under FDA 21 CFR 176.170 and 176.180 for food-contact paper and paperboard, subject to functional use limitations. The product is manufactured under REACH; no substance of very high concern is intentionally added above 0.1 % w/w. For EU food-contact use, migration testing under EU 10/2011 must be performed on the final printed and coated article; generic product data is not a substitute for article-specific testing. RoHS 2011/65/EU is generally not applicable to paperboard converting additives, but the product is formulated without lead, cadmium, mercury, hexavalent chromium, PBB, or PBDE above 1000 ppm in the dried film.
Storage stability is limited: freeze-thaw cycles are not recommended beyond 3 cycles; prolonged storage above 35 °C can increase viscosity drift and reduce score-crack suppression. The product should not be blended with cationic starches, alum-containing size press solutions, or high-acid flexo inks below pH 6 without a jar test. If relative humidity of the board exceeds 60 %, pre-drying of the sheet or longer drying dwell may be required before coating to avoid film whitening. The product is not formulated as a direct food-contact surface and requires an appropriate paper or polymer layer between the dry film and food matrix.
Unlike ultraviolet-curing scoring lacquers, RH-NB-1101H does not require photoinitiators or inert-gas blanketing and remains repulpable. Unlike solventborne systems, its VOC content of < 30 g/L less water avoids VOC control obligations under common U.S. permit thresholds. Unlike conventional wax dispersions, it does not form a hydrophobic seal that depresses water-based glue penetration; unlike oxidized starch it does not increase equilibrium moisture uptake at 50 % RH. These distinctions make it suitable as a single multi-functional scoring agent where the converting line cannot segregate low-gluability and high-blocking materials. Published data for its use as a direct replacement for UV-curing scoring lacquers on high-speed webfed lines is limited.
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