US2006280907A1PendingUtilityA1

Novel mineral composition

42
Individually held — no corporate assignee on recordPriority: Jun 8, 2005Filed: Nov 4, 2005Published: Dec 14, 2006
Est. expiryJun 8, 2025(expired)· nominal 20-yr term from priority
Inventors:Robert H. WhitakerRichard Brann
E04D 1/22C04B 26/26C04B 18/067Y10T428/24372C04B 2111/00586Y10T428/2438Y02W30/91
42
PatentIndex Score
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Cited by
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References
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Claims

Abstract

A mineral composition that contains at least about 90 weight percent of headlap granules, at least about 50 weight percent of calcium carbonate, less than about 100 parts per million of a metal selected from the group consisting of arsenic, barium, cadmium, chromium, lead, mercury, selenium, and silver, and less than about 100 parts per million of a polycyclic aromatic hydrocarbon. This composition, when tested in accordance with ASTM Standard Test D 4977-03, loses less than 5 grams of material.

Claims

exact text as granted — not AI-modified
1 . A mineral composition comprised of at least about 90 weight percent of headlap granules, at least about 50 weight percent of calcium carbonate, less than about 100 parts per million of a metal selected from the group consisting of arsenic, barium, cadmium, chromium, lead, mercury, selenium, and silver and less than about 100 parts per million of a polycyclic aromatic hydrocarbon, wherein said mineral composition, when tested in accordance with by ASTM Standard Test D 4977-03, loses less than 5 grams of material.  
     
     
         2 . The mineral composition as recited in  claim 1 , wherein said mineral composition is comprised of at least about 95 weight percent of said headlap granules.  
     
     
         3 . The mineral composition as recited in  claim 2 , wherein said mineral composition is comprised of at least about 60 weight percent of calcium carbonate.  
     
     
         4 . The mineral composition as recited in  claim 2 , wherein said mineral composition is comprised of at least about 70 weight percent of calcium carbonate.  
     
     
         5 . The mineral composition as recited in  claim 2 , wherein said mineral composition is comprised of at least about 80 weight percent of calcium carbonate.  
     
     
         6 . The mineral composition as recited in  claim 5 , wherein at least about 60 weight percent of said headlap granules have sizes in the range of from about 600 to about 1400 microns.  
     
     
         7 . The mineral composition as recited in  claim 5 , wherein at least about 70 weight percent of said headlap granules have sizes in the range of from about 600 to about 1400 microns.  
     
     
         8 . The mineral composition as recited in  claim 5 , wherein at least about 80 weight percent of said headlap granules have sizes in the range of from about 600 to about 1400 microns.  
     
     
         9 . The mineral composition as recited in  claim 7 , wherein less than about 4 weight percent of said headlap granules are smaller than 250 microns.  
     
     
         10 . The mineral composition as recited in  claim 7 , wherein less than about 3 percent of said headlap granules are smaller than 250 microns.  
     
     
         11 . The mineral composition as recited in  claim 7 , wherein less than about 2 percent of said headlap granules are smaller than 250 microns.  
     
     
         12 . The mineral composition as recited in  claim 7 , wherein less than about 1 percent of said headlap granules are smaller than 250 microns.  
     
     
         13 . The mineral composition as recited in  claim 7 , wherein less than about 0.4 percent of said headlap granules are smaller than 250 microns.  
     
     
         14 . The mineral composition as recited in  claim 7 , wherein less than about 0.2 percent of said headlap granules are smaller than 250 microns.  
     
     
         15 . The mineral composition as recited in  claim 11 , wherein said headlap granules are comprised of at least 95 weight percent of particles smaller than 3,350 microns.  
     
     
         16 . The mineral composition as recited in  claim 15 , wherein said headlap granules are comprised of at least 95 weight percent of particles smaller than 2,360 microns.  
     
     
         17 . The mineral composition as recited in  claim 16 , wherein said headlap granules are comprised of at least 95 weight percent of particles smaller than 1,700 microns.  
     
     
         18 . The mineral composition as recited in  claim 17 , wherein said headlap granules are comprised of at least 60 weight percent of particles smaller than 1,000 microns.  
     
     
         19 . The mineral composition as recited in  claim 18 , wherein said headlap granules are comprised of at least 30 weight percent of particles smaller than 850 microns.  
     
     
         20 . The mineral composition as recited in  claim 19 , wherein said headlap granules are comprised of at least 3 weight percent of particles smaller than 600 microns.  
     
     
         21 . The mineral composition as recited in  claim 20 , wherein said headlap granules are comprised of at least 97 weight percent of particles greater than 425 microns.  
     
     
         22 . The mineral composition as recited in  claim 21 , wherein said headlap granules are comprised of at least 98 weight percent of particles greater than 300 microns.  
     
     
         23 . The mineral composition as recited in  claim 22 , wherein said headlap granules are comprised of at least 98 weight percent of particles greater than 250 microns.  
     
     
         24 . The mineral composition as recited in  claim 23 , wherein said headlap granules are comprised of at least 99 weight percent of particles greater than 212 microns.  
     
     
         25 . The mineral composition as recited in  claim 24 , wherein said headlap granules are comprised of at least 99.5 weight percent of particles greater than 180 microns.  
     
     
         26 . The mineral composition as recited in  claim 12 , wherein said headlap granules are coated with a material selected from the group consisting of oil, antistrip agent, and mixtures thereof.  
     
     
         27 . The mineral composition as recited in  claim 26 , wherein said coating has a thickness of from about 200 to about 2000 nanometers.  
     
     
         28 . The mineral composition as recited in  claim 26 , wherein said coating has a thickness of from about 300 to about 1200 nanometers.  
     
     
         29 . The mineral composition as recited in  claim 28 , wherein said coating consists essentially of said oil.  
     
     
         30 . The mineral composition as recited in  claim 28 , wherein said coating consists essentially of said antistrip agent.  
     
     
         31 . The mineral composition as recited in  claim 28 , wherein said coating is comprised of said oil and said antistrip agent.  
     
     
         32 . The mineral composition as recited in  claim 28 , wherein said coating is comprised of said oil.  
     
     
         33 . The mineral composition as recited in  claim 28 , wherein said coating is comprised of said antistrip agent.  
     
     
         34 . The mineral composition as recited in  claim 33 , wherein said antistrip agent is an amine antistrip agent.  
     
     
         35 . The mineral composition as recited in  claim 33 , wherein said antistrip agent is comprised of an amido-amine.  
     
     
         36 . The mineral composition as recited in  claim 33 , wherein said antistrip agent is comprised of a hydroxylamine.  
     
     
         37 . The mineral composition as recited in  claim 33 , wherein said antistrip agent is comprised of a trihydroxyalkylamine.  
     
     
         38 . The mineral composition as recited in  claim 33 , wherein said antistrip agent is comprised of a quaternary armine.  
     
     
         39 . The mineral composition as recited in  claim 33 , wherein said antistrip agent is comprised of a diamide compound.  
     
     
         40 . The mineral composition as recited in  claim 33 , wherein said antistrip agent is comprised of a cationic substance.  
     
     
         41 . The mineral composition as recited in  claim 40 , wherein said cationic substance is a cationic oil.  
     
     
         42 . The mineral composition as recited in  claim 33 , wherein said antistrip agent is comprised of the reaction product of an amine antistrip agent and an acid salt.  
     
     
         43 . The mineral composition as recited in  claim 33 , wherein said antistrip agent is comprised of an epoxylated polyamine.  
     
     
         44 . The mineral composition as recited in  claim 33 , wherein said antistrip agent is comprised of a heteroatom-containing compound.  
     
     
         45 . The mineral composition as recited in  claim 33 , wherein said antistrip agent is comprised of an organic amine comprised of from about 1 to about 18 carbon atoms.  
     
     
         46 . The mineral composition as recited in  claim 33 , wherein said antistrip agent is comprised of  4 , 4 ′-methylenebiscyclohexanamine.  
     
     
         47 . The mineral composition as recited in  claim 33 , wherein said antistrip agent is comprised of mixed polycycloaliphatic amines.  
     
     
         48 . The mineral composition as recited in  claim 28 , wherein said coating is comprised of an adhesion-promoting agent.  
     
     
         49 . The mineral composition as recited in  claim 48 , wherein said adhesion-promoting agent is a hydrophobic adhesion promoting agent.  
     
     
         50 . The mineral composition as recited in  claim 39 , wherein said adhesion-promoting agent is comprised of a silicone.  
     
     
         51 . The mineral composition as recited in  claim 28 , wherein said coating is comprised of a polysiloxane.  
     
     
         52 . The mineral composition as recited in  claim 32 , wherein said oil is comprised of a naphthenic compound.  
     
     
         53 . A mineral composition comprised of at least about 90 weight percent of headlap granules, at least about 50 weight percent of calcium carbonate, less than about 100 parts per million of a metal selected from the group consisting of arsenic, barium, cadmium, chromium, lead, mercury, selenium, and silver, and less than about 100 parts per million of a polycyclic aromatic hydrocarbon, wherein: 
 (a) said mineral composition, when tested in accordance with by ASTM Standard Test D 4977-03, loses less than 5 grams of material, and    (b) said headlap granules are coated with a coating that has a thickness of from about 200 to about 2000 nanometers.    
     
     
         54 . The mineral composition as recited in  claim 53 , wherein said coating has a thickness of from about 300 to about 1200 nanometers.  
     
     
         55 . The mineral composition as recited in  claim 54 , wherein said mineral composition is comprised of from about 0.001 to about 4 weight percent of oil, by total weight of said headlap granules and said oil.  
     
     
         56 . The mineral composition as recited in  claim 54 , wherein said mineral composition is comprised of from about 0.001 to about 4 weight percent of antistrip, by total weight of said headlap granules and said antistrip agent.  
     
     
         57 . The mineral composition as recited in  claim 56 , wherein said mineral composition is comprised of from about 0.001 to about 4 weight percent of oil, by total weight of said headlap granules and said oil.  
     
     
         58 . The mineral composition as recited in  claim 53 , wherein said headlap granules have a pH of from about 8 to about 10.  
     
     
         59 . A shingle comprised of a mineral composition, wherein said mineral composition is comprised of at least about 90 weight percent of headlap granules, at least about 50 weight percent of calcium carbonate, less than about 100 parts per million of a metal selected from the group consisting of arsenic, barium, cadmium, chromium, lead, mercury, selenium, and silver, and less than about 100 parts per million of a polycyclic aromatic hydrocarbon, wherein: 
 (a) said mineral composition, when tested in accordance with by ASTM Standard Test D 4977-03, loses less than 5 grams of material, and    (b) said headlap granules are coated with a coating that has a thickness of from about 200 to about 2000 nanometers.    
     
     
         60 . The shingle as recited in  claim 59 , wherein said coating has a thickness of from about 300 to about 1200 nanometers.  
     
     
         61 . The shingle as recited in  claim 60 , wherein said mineral composition is comprised of from about 0.001 to about 4 weight percent of oil, by total weight of said headlap granules and said oil.  
     
     
         62 . The shingle as recited in  claim 60 , wherein said mineral composition is comprised of from about 0.001 to about 4 weight percent of antistrip agent, by total weight of said headlap granules and said antistrip agent.  
     
     
         63 . The mineral composition as recited in  claim 62 , wherein said mineral composition is comprised of from about 0.001 to about 4 weight percent of oil, by total weight of said headlap granules and said oil.

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