FIRE RESISTANT PAPER MACHINE OILS

Abstract

A fire resistant paper machine oil comprising a blend of oil soluble base and water insoluble base having the formula: 0-100 wt % Oil Soluble PAG (Polyalkylene Glycol); 0-100 wt % Polyol Ester; an anti-wear additive; rust inhibitor; hindered phenolic anti-oxidant; alkylated di phenyl amine anti-oxidant; and, foam inhibitor. A blend of the base oils are the most preferred embodiment, however, a product could be formulated using only one type of base material such as an oil soluble base or a water insoluble base.

Claims

1. A fire resistant paper machine oil comprising a blend of oil soluble base and water insoluble base.

2. A fire resistant paper machine oil, comprising: a base comprising oil soluble Polyalkylene Glycol or Polyol Ester or a blend thereof; an anti-wear additive; a rust inhibitor; an anti-oxidant; and; a foam inhibitor.

3. The fire resistant paper machine oil of claim 2 wherein said anti-wear additive is selected from a group consisting of T-Butyl Phenyl Phosphate and amine phosphate or a mixture thereof

4. The fire resistant paper machine oil of claim 2 wherein said rust inhibitor is selected from the group consisting of sulfonate, metallic salt, calcium, zinc, and barium.

5. The fire resistant paper machine oil of claim 2 wherein said anti-oxidant is an alkylated di phenyl amine.

6. The fire resistant paper machine oil of claim 2 wherein said foam inhibitor is silicon based.

7. A fire resistant paper machine oil, comprising Oil Soluble Polyalkylene Glycol ISO 15-680 grades; Polyol Ester, 0.4 wt % T-Butyl Phenyl Phosphate; 0.5 wt % rust inhibitor; 0.3 wt % Hindered phenolic anti-oxidant; 0.75 wt % Alkylated di phenyl amine anti-oxidant; 0.02 wt % Foam inhibitor.

8. The fire resistant paper machine oil of claim 7 wherein the oil soluble PAG is 0 wt %-100 wt %.

9. The fire resistant paper machine oil of claim 7 wherein said Polyol Ester is 0 wt %-100 wt %.

10. The fire resistant paper machine oil of claim 7 wherein said Polyol Ester is ISO 68 grade.

11. The fire resistant paper machine oil of claim 7 wherein said rust inhibitor is selected from the group consisting of sulfonate, metallic salt, calcium, zinc, and barium.

12. The fire resistant paper machine oil of claim 7 wherein said rust inhibitor has a TBN of 0-50.

13. The fire resistant paper machine oil of claim 7 wherein said Hindered phenolic anti-oxidant has a CAS 125643-61-0.

14. The fire resistant paper machine oil of claim 7 wherein said Alkylated di phenyl amine anti-oxidant has a CAS 68411-46-1.

15. The fire resistant paper machine oil of claim 7 wherein said foam inhibitor is silicon.

Description

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS

[0019] The preferred formula embodiment includes a mixture of an oil soluble base and a water insoluble base material. In a preferred formulation, the most preferred oil soluble base is Polyalkylene Glycol (PAG) and the most preferred water insoluble base is Polyol Ester: All components of the formula of the present disclosure are available commercially from various sources. It is understood that components bearing the same CAS number from alternate commercial sources may be substituted.

[0020] Oil Soluble PAG (Polyalkylene Glycol) ISO 15-680 grades*, **73.03 wt %; *Depending on grade of paper machine, this will affect the viscosity of the blended PAG**The oil soluble PAG can be directly substituted with water insoluble PAG, ranging from ISO 22 to ISO 320, blending to product grade.

TABLE-US-00001 Polyol Ester, ISO 15-680, ISO 68 grade preferred 25.0 wt %; T-Butyl Phenyl Phosphate Anti-Wear 0.4 wt %; Sulfonate, metallic salt, calcium, zinc, or barium, TBN 0.5 wt %; of 0-50 Hindered phenolic anti-oxidant CAS 125643-61-0 0.3 wt % Alkylated di phenyl amine anti-oxidant CAS 68411-46-1 0.75 wt % Foam inhibitor, silicon 0.02 wt %.

[0021] Properties of the above formulation are as follows:

TABLE-US-00002 Paper Machine Oil FR 150 220 Viscosity @ 40 C., cSt 143 217 Viscosity @ 100 C., cSt 21.6 30.1 Viscosity Index 180 180 Specific Gravity 0.967 0.971 Water Separation <3 mL @ 30 minutes <3 mL @ 30 minutes

[0022] A blend of the base oils are the most preferred embodiment, however, a product could be formulated using only one type of base material. Broad alternate preferred embodiment formulations using only one type of base material according to the present disclosure are as follows.

[0023] Alternate A. Oil Soluble Embodiment:

TABLE-US-00003 Oil Soluble PAG (Polyalkylene Glycol) ISO 15-680 98.03 wt % grades*, ** T-Butyl Phenyl Phosphate and/or amine phosphate nti-Wear 0.4 wt % Sulfonate, metallic salt, calcium, zinc, or barium, TBN 0.5 wt % of 0-50 Hindered phenolic anti-oxidant CAS 125643-61-0 0.3 wt % Alkylated di phenyl amine anti-oxidant CAS 68411-46-1 0.75 wt % Foam inhibitor, silicon 0.02 wt % *Depending on grade of paper machine, this will affect the viscosity of the blended PAG ** The oil soluble PAG can be directly substituted with water insoluble PAG, ranging from ISO 22 to ISO 320, blending to product grade.

[0024] Alternate B. Water Insoluble Embodiment:

TABLE-US-00004 Polyol Ester, ISO 15-680, Blended to grade 98.03 wt % T-Butyl Phenyl Phosphate and/or amine phosphate Anti- 0.4 wt % Wear Sulfonate, metallic salt, calcium, zinc, or barium, TBN 0.5 wt % of 0-50 Hindered phenolic anti-oxidant CAS 125643-61-0 0.3 wt % Alkylated di phenyl amine anti-oxidant CAS 68411-46-1 0.75 wt % Foam inhibitor, silicon 0.02 wt %.
The following table describes additional alternate embodiment formulations of the fire resistant paper machine oil of the present disclosure.

[0025] SFP can be estimated using the following parameters determined using known ASTM methods: 1.) Heat of Combustion; 2.) Fire Point; and 3.) Specific Gravity. The determined or estimated SFP for each alternate formulation is set forth in the tables below.

TABLE-US-00005 TABLE I-A Component A B C D E F G H I PAG - oil 34.0 34.5 34.5 34.85 X 10.78 X X X soluble Dow UCON OSP 32 PAG - oil 39.03 39.50 39.48 39.48 39.03 35.63 10.0 15.0 X soluble Dow UCON OSP 680 Polyol Ester 25.0 25.0 X 25.25 25.0 43.62 25.0 25.15 25.0 Zschimmer & Schwartz POE 68 HT anti-wear 0.4 0.25 0.25 X 0.4 0.4 0.4 X 0.4 additive SYN-O-AD 8485 rust 0.5 0.25 0.25 X 0.5 0.5 0.5 0.1 0.5 inhibitor/anti- oxidant King Industries NASUL 729 anti-oxidant 0.3 X X X 0.3 0.3 0.3 X 0.3 Palmer Holland Naugalube NL 531 anti-oxidant 0.75 0.5 0.5 X 0.75 0.75 0.75 0.35 0.75 Palmer Holland Naugalube NL 750 silicon anti- 0.02 X 0.02 0.02 0.02 0.02 0.02 0.02 0.02 foam additive Munzing Foam Ban FB 149 antioxidant X X X 0.75 X X X 0.35 X PalmerHolland Nalube APAN anti-wear X X X 0.75 X X X 0.25 X additive PalmerHolland Nalube 6400 Polyol Ester X X 25.0 X X X X X X Zschimmer & Schwartz Lubricit PE 418-DF PAG water X X X X 34.0 X X X 25.0 insoluble Dow UCON LB 165 Lubricant X X X X X X 17.15 12.4 48.03 Dow UCON LN 1715 PAG water X X X X X X 45.88 4.36 X insoluble Dow UCON LB 625 yellow metal X X X X X X X 0.02 X corrosion inhibitor BASF Irgamet 39 Kinematic 145 144 143 144 142 151 155 158 148 Viscosity ASTM D445 @ 40 C. + Specific .9642 .9652 .9462 .9652 .9802 .9752 .9932 .9912 .9932 Gravity SFP 7.08 7.20 6.77 7.38 6.71 6.15 6.34 6.28 6.21 10.sup.4 10.sup.4 10.sup.4 10.sup.4 10.sup.4 10.sup.4 10.sup.4 10.sup.4 10.sup.4 + A viscosity goal of 150 is desired. ++ X = None present.

TABLE-US-00006 TABLE I-B J K L M N O Mineral Oil 100 Reference Paper Machine Oil 220 (ISO 220) PAG - oil X X X X X X soluble Dow UCON OSP 680 Polyol Ester X 98.91 43.62 X X X Zschimmer & Schwartz POE 68 HT anti-wear X X X X X X additive SYN-O-AD 8485 rust 0.1 0.1 0.1 0.1 0.1 X inhibitor/anti- oxidant King Industries NASUL 729 anti-oxidant 0.35 0.35 0.35 0.35 0.35 X Palmer Holland Naugalube NL 750 silicon anti- 0.02 0.02 0.02 0.02 0.02 X foam additive Munzing Foam Ban FB 149 antioxidant 0.35 0.35 0.35 0.35 0.35 X PalmerHolland Nalube APAN anti-wear 0.25 0.25 0.25 0.25 0.25 X additive PalmerHolland Nalube 6400 PAG water X X 11.61 X X X insoluble Dow UCON LB 165 PAG water 86.91 X X X 69.44 X insoluble Dow UCON LB 625 Lubricant 12.0 X 43.68 X 9.471 X Dow UCON LN 1715 yellow metal 0.02 0.02 0.02 0.02 0.02 X corrosion inhibitor BASF Irgamet 39 PAG - water X X X 98.91 20.0 X soluble Dow UCON 50 HB 660 STM 0445 @ 136 68.1 148 151 135 40 C. SG @ 15.6 C. 0.9972 0.9932 0.9942 1.0457 1.0068 SFP 7.73 5.14 6.41 5.53 6.74 9.0 10.sup.4 10.sup.4 10.sup.4 10.sup.4 10.sup.4 10.sup.4

TABLE-US-00007 TABLE II MOST PREFERRED EMBODIMENTS Component I (wt %) II (wt %) Polyol Ester 84.0 68.0 Zschimmer & Schwartz POF HT 220 PAG - water insoluble 7.91 X++ Dow UCON LB 165 PAG - water insoluble 5.0 28.91 Dow UCON LB 625 PAG - oil soluble 2.0 2.0 Dow UCON OSP 680 calcium sulfonate rust 0.1 0.1 inhibitor King Industries NASUL 729 Diphenyl high temp. 0.35 0.35 antioxidant DPPH antioxidant 0.35 0.35 PalmerHolland Nalube APAN anti-wear additive 0.25 0.25 PalmerHolland Nalube 6400 silicon anti-foam additive 0.02 0.02 Munzing Foam Ban FB 149 yellow metal corrosion 0.02 0.02 inhibitor BASF Irgamet 39 Kinematic Viscosity 154 149 ASTM D445 @ 40 C.+ Specific Gravity @ 15 C. 0.974 0.98 SFP 4.96 10.sup.4 5.10 10.sup.4

[0026] It is to be understood that the terms including, comprising, consisting and grammatical variants thereof do not preclude the addition of one or more components, features, steps, or integers or groups thereof and that the terms are to be construed as specifying components, features, steps or integers.

[0027] If the specification or claims refer to an additional element, that does not preclude there being more than one of the additional element.

[0028] It is to be understood that where the claims or specification refer to a or an element, such reference is not be construed that there is only one of that element.

[0029] It is to be understood that where the specification states that a component, feature, structure, or characteristic may, might, can or could be included, that particular component, feature, structure, or characteristic is not required to be included.

[0030] Where applicable, although state diagrams, flow diagrams or both may be used to describe embodiments, the invention is not limited to those diagrams or to the corresponding descriptions. For example, flow need not move through each illustrated box or state, or in exactly the same order as illustrated and described.

[0031] Methods of the present invention may be implemented by performing or completing manually, automatically, or a combination thereof, selected steps or tasks.

[0032] The term method may refer to manners, means, techniques and procedures for accomplishing a given task including, but not limited to, those manners, means, techniques and procedures either known to, or readily developed from known manners, means, techniques and procedures by practitioners of the art to which the invention belongs.

[0033] The term at least followed by a number is used herein to denote the start of a range beginning with that number (which may be a range having an upper limit or no upper limit, depending on the variable being defined). For example, at least 1 means 1 or more than 1. The term at most followed by a number is used herein to denote the end of a range ending with that number (which may be a range having 1 or 0 as its lower limit, or a range having no lower limit, depending upon the variable being defined). For example, at most 4 means 4 or less than 4, and at most 40% means 40% or less than 40%.

[0034] When, in this document, a range is given as (a first number) to (a second number) or (a first number) (a second number), this means a range whose lower limit is the first number and whose upper limit is the second number. For example, 25 to 100 should be interpreted to mean a range whose lower limit is 25 and whose upper limit is 100. Additionally, it should be noted that where a range is given, every possible subrange or interval within that range is also specifically intended unless the context indicates to the contrary. For example, if the specification indicates a range of 25 to 100 such range is also intended to include subranges such as 26 -100, 27-100, etc., 25-99, 25-98, etc., as well as any other possible combination of lower and upper values within the stated range, e.g., 33-47, 60-97, 41-45, 28-96, etc. Note that integer range values have been used in this paragraph for purposes of illustration only and decimal and fractional values (e.g., 46.7-91.3) should also be understood to be intended as possible subrange endpoints unless specifically excluded.

[0035] It should be noted that where reference is made herein to a method comprising two or more defined steps, the defined steps can be carried out in any order or simultaneously (except where context excludes that possibility), and the method can also include one or more other steps which are carried out before any of the defined steps, between two of the defined steps, or after all of the defined steps (except where context excludes that possibility).

[0036] Further, it should be noted that terms of approximation (e.g., about, substantially, approximately, etc.) are to be interpreted according to their ordinary and customary meanings as used in the associated art unless indicated otherwise herein. Absent a specific definition within this disclosure, and absent ordinary and customary usage in the associated art, such terms should be interpreted to be plus or minus 10% of the base value.

[0037] Thus, the present invention is well adapted to carry out the objects and attain the ends and advantages mentioned above as well as those inherent therein. While the inventive device has been described and illustrated herein by reference to certain preferred embodiments in relation to the drawings attached thereto, various changes and further modifications, apart from those shown or suggested herein, may be made therein by those of ordinary skill in the art, without departing from the spirit of the inventive concept the scope of which is to be determined by the following claims.