Imperial was a U.S. Gypsum spray texture.1,2 An insurance company's 1981 list of asbestos products, compiled from other companies' answers in lawsuits, lists it under U.S. Gypsum as a spray texture made from 1944 to 1975.1
A 1990 EPA notice that published what U.S. Gypsum reported lists seven kinds of Imperial "QT" (Spray) Texture Finish, with the years each was produced: Regular, 1964 to 1976; Extra Hard Fine, 1964 to 1974; LC, 1965 to 1968; NC-LC, 1966 to 1976; Vermiculite, Coarse and Regular, 1966 to 1976; Polystyrene, Coarse and Regular, 1967 to 1976; and NC4, 1967 to 1972.2 It also lists a Ready-Mixed Imperial "QT" Spray Finish, produced from 1966 to 1967 in New Brighton, New York.2 The plants it names for these finishes are Chamblee, Georgia; Dallas, Texas; Gypsum, Ohio; Midway, Illinois; New Brighton, New York; South Gate, California; and Hagersville and Montreal, Canada.2
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Pictures
How Imperial (U.S. Gypsum) looked: labels, photographs and catalog pages from our library. Each picture has its own page and library number, so it can be cited on its own.
Label: RED TOP Gypsum Cement Plaster (United States Gypsum Co.) and 1 other productLabel or package · ACL Doc 15061
Label: Imperial 1/2" Plain Plaster Base (United States Gypsum Company)Label or package · ACL Doc 20390
Label: Imperial Tape, 12 rolls, 300 lin. ft. per roll (United States Gypsum, Chicago, Illinois)Label or package · ACL Doc 20394
Label: Imperial Catalyst (United States Gypsum Company)Label or package · ACL Doc 20392
Asbestos claims
If you or a family member worked with or around Imperial (U.S. Gypsum) and later developed mesothelioma or another asbestos disease, a claim may be paid by the United States Gypsum Asbestos PI Settlement Trust. Free case review.
What each document says
Every statement about Imperial (U.S. Gypsum) in the documents, in each document's own words.
The Travelers Insurance Company's Product Information Booklet for Its Asbestos Seminar (1980–1981)
Asbestos; Publication of Identifying Information (1990)
- Made at: “Imperial "QT" (Spray) Texture Finish-Extra Hard Fine: produced 1964 to 1974” (the plant: New Brighton, New York, Gypsum, Ohio, Chamblee, Georgia, Dallas, Texas), said by United States Gypsum Company, as recorded by U.S. EPA, Federal Register 55 FR (Feb. 13, 1990), p. 192
- Made at: “Imperial "QT" (Spray) Texture Finish-Regular: produced 1964 to 1976” (the plant: South Gate, California, New Brighton, New York, Dallas, Texas), said by United States Gypsum Company, as recorded by U.S. EPA, Federal Register 55 FR (Feb. 13, 1990), p. 192
- Made at: “Imperial "QT" (Spray) Texture Finish-LC: produced 1965 to 1968” (the plant: New Brighton, New York, Hagersville, Canada, Montreal, Canada, Gypsum, Ohio, Dallas, Texas), said by United States Gypsum Company, as recorded by U.S. EPA, Federal Register 55 FR (Feb. 13, 1990), p. 192
- Made at: “Ready-Mixed Imperial "QT" Spray Finish: produced 1966 to 1967” (the plant: New Brighton, New York), said by United States Gypsum Company, as recorded by U.S. EPA, Federal Register 55 FR (Feb. 13, 1990), p. 192
- Made at: “Imperial "QT" (Spray) Texture Finish-NC-LC: produced 1966 to 1976” (the plant: New Brighton, New York, Gypsum, Ohio, Chamblee, Georgia, Dallas, Texas), said by United States Gypsum Company, as recorded by U.S. EPA, Federal Register 55 FR (Feb. 13, 1990), p. 192
- Made at: “Imperial "QT" (Spray) Texture Finish-Vermiculite, Coarse and Regular: produced 1966 to 1976” (the plant: New Brighton, New York, Gypsum, Ohio, Chamblee, Georgia, Dallas, Texas, Midway, Illinois), said by United States Gypsum Company, as recorded by U.S. EPA, Federal Register 55 FR (Feb. 13, 1990), p. 192
- Made at: “Imperial "QT" (Spray) Texture Finish-NC4: produced 1967 to 1972” (the plant: New Brighton, New York, Gypsum, Ohio, Chamblee, Georgia, Dallas, Texas, Midway, Illinois), said by United States Gypsum Company, as recorded by U.S. EPA, Federal Register 55 FR (Feb. 13, 1990), p. 192
- Made at: “Imperial "QT" (Spray) Texture Finish-Polystyrene, Coarse and Regular: produced 1967 to 1976” (the plant: Dallas, Texas), said by United States Gypsum Company, as recorded by U.S. EPA, Federal Register 55 FR (Feb. 13, 1990), p. 192
United States Gypsum's Answers to Plaintiffs' Interrogatories in Dikun v. Armstrong World Industries (1986)
- Made at: “Imperial QT: 1964-1976, New Brighton, NY” (the plant: New Brighton, New York), p. 503
- Made at: “Imperial QT: 1964-1976, Chamblee, GA” (the plant: Chamblee, Georgia), p. 503
- Made at: “Imperial QT: 1964-1976, South Gate, CA” (the plant: South Gate, California), p. 503
- Made at: “Imperial QT: 1964-1976, Midway, IL” (the plant: Midway, Illinois), p. 503
- Made at: “Imperial QT: 1964-1976, Gypsum, OH” (the plant: Gypsum, Ohio), p. 503
- Made at: “Imperial QT: 1964-1976, Dallas, TX” (the plant: Dallas, Texas), p. 503
- Made from: “Imperial QT: First Produced 1964”, p. 503
- Asbestos content: “1.0-3.0% by volume”, p. 583
- Asbestos content: “5.1% by volume” (as of 1970-01-01), p. 593
- Asbestos content: “2.0% by volume”, p. 583
- Asbestos content: “6.1% by volume” (as of 1971-01-01), p. 593
- Asbestos content: “4.0% by volume”, p. 583
- Asbestos content: “2.0% by volume”, p. 573
- Asbestos content: “5.0% by volume”, p. 583
- Asbestos content: “6.0% by volume” (as of 1966-01-01), p. 593
- Asbestos content: “4.0% by volume”, p. 593
- Asbestos content: “.94-1% by volume” (as of 1966-01-01), p. 583
- Asbestos content: “3.0% by volume” (as of 1966-01-01), p. 593
- Form: “Imperial QT: Texture”, p. 503
- Asbestos content: “4.0% by volume” (as of 1966-01-01), p. 583
- Asbestos content: “2.0% by volume”, p. 573
- Asbestos content: “2.0-3.0% by volume” (as of 1966-01-01), p. 593
- Asbestos content: “6.0% by volume” (as of 1968-01-01), p. 593
- Asbestos content: “8.0% by volume” (as of 1967-01-01), p. 593
- Asbestos content: “4.0% by volume”, p. 583
- Made until: “Imperial QT: Last Produced 1976”, p. 503
- Asbestos content: “2.0% by volume”, p. 593
- Asbestos content: “2.0% by volume”, p. 593
- Asbestos content: “8.0% by volume”, p. 583
- Asbestos content: “1.5% by volume”, p. 573
- Asbestos content: “2.0% by volume”, p. 593
United States Gypsum's Answers to Plaintiffs' Master Interrogatories in the Northern District of Oklahoma
- Made at: “Imperial QT: 1964-1976, New Brighton, NY” (the plant: New Brighton, New York), p. 434
- Made at: “Imperial QT: 1964-1976, Gypsum, OH” (the plant: Gypsum, Ohio), p. 434
- Made at: “Imperial QT: 1964-1976, South Gate, CA” (the plant: South Gate, California), p. 434
- Made from: “Imperial QT: First Produced 1964”, p. 434
- Made at: “Imperial QT: 1964-1976, Chamblee, GA” (the plant: Chamblee, Georgia), p. 434
- Made at: “Imperial QT: 1964-1976, Midway, IL” (the plant: Midway, Illinois), p. 434
- Made at: “Imperial QT: 1964-1976, Dallas, TX” (the plant: Dallas, Texas), p. 434
- Asbestos content: “2.0 - 3.0% by volume” (as of 1966-01-01), p. 504
- Asbestos content: “8.0% by volume” (as of 1967-01-01), p. 504
- Asbestos content: “4.0% by volume”, p. 494
- Form: “Imperial QT: Texture”, p. 434
- Asbestos content: “8.0% by volume”, p. 504
- Asbestos content: “3.0% by volume” (as of 1966-01-01), p. 504
- Asbestos content: “4.0% by volume” (as of 1966-01-01), p. 504
- Asbestos content: “5.0% by volume”, p. 504
- Asbestos content: “4.0% by volume”, p. 504
- Asbestos content: “4.0% by volume”, p. 514
- Asbestos content: “1.5% by volume”, p. 484
- Asbestos content: “2.0% by volume”, p. 494
- Asbestos content: “.94 - 1.0% by volume” (as of 1966-01-01), p. 504
- Asbestos content: “6.0% by volume” (as of 1966-01-01), p. 504
- Asbestos content: “6.0% by volume” (as of 1968-01-01), p. 504
- Made until: “Imperial QT: Last Produced 1976”, p. 434
- Asbestos content: “1.0 - 3.0% by volume”, p. 494
- Asbestos content: “6.1% by volume” (as of 1971-01-01), p. 514
- Asbestos content: “2.0% by volume”, p. 494
- Asbestos content: “5.1% by volume” (as of 1970-01-01), p. 514
- Asbestos content: “2.0% by volume”, p. 514
- Asbestos content: “2.0% by volume”, p. 514
- Asbestos content: “2.0% by volume”, p. 504
- Asbestos content: “2.0% by volume”, p. 514
Label: Imperial 1/2" Plain Plaster Base (United States Gypsum Company), Image
- Sold from: “Date of First Use in Commerce: November 2, 1964”, said by United States Gypsum Company, as recorded by U.S. Patent Office trademark file5
Label: Imperial Catalyst (United States Gypsum Company), Image
- Sold from: “Date of First Use in Commerce: November 2, 1964”, said by United States Gypsum Company, as recorded by U.S. Patent Office trademark file6
Label: Imperial Tape, 12 rolls, 300 lin. ft. per roll (United States Gypsum, Chicago, Illinois), Image
- Sold from: “Date of First Use in Commerce: November 2, 1964”, said by United States Gypsum Company, as recorded by U.S. Patent Office trademark file7
Kind of product
We list Imperial (U.S. Gypsum) with joint compound and texture coatings, from how the documents describe its form. That page explains how such products exposed workers.
Trades that worked with products like it: Drywall Finishers, Plasterers, and Painters, Carpenters and Construction Workers.
Other joint compound and texture coatings by U.S. Gypsum (13)
Sheetrock · A.B. Tex · Texolite · Textone · Perf-a-tape · Usg · Covercoat · Durabond · Joint compound · Kemidol · Pac-Tex · Paste Spackling Putty · Sheet Rock
Joint compound and texture coatings by other makers (10)
Vitramic (maker not given) · Ripple Tone (Gold Bond Bldg. Products (National Gypsum)) · Ceiling (Georgia-Pacific) · Gothic (Eternit, Inc.) · Ready Mix (Georgia-Pacific) · Scotstone (Marinite) · Wall (Georgia-Pacific) · Homart (Sears) · Rutland Repair Products Ricky Rutland (Rutland Fire Clay Co.) · Surco (Surface Coatings)
See also
- U.S. Gypsum: the company's history, documents, people, products and plants
- U.S. Gypsum on our products page: what the documents say about the company's asbestos products, with sources
References
- The Travelers Insurance Company's Product Information Booklet for Its Asbestos Seminar (1980–1981) (April 30, 1981), p. 5.
- Asbestos; Publication of Identifying Information (February 13, 1990), p. 19.
- United States Gypsum's Answers to Plaintiffs' Interrogatories in Dikun v. Armstrong World Industries (September 8, 1986), p. 50.
- United States Gypsum's Answers to Plaintiffs' Master Interrogatories in the Northern District of Oklahoma (June 20, 1988), p. 43.
- Label: Imperial 1/2" Plain Plaster Base (United States Gypsum Company), Image.
- Label: Imperial Catalyst (United States Gypsum Company), Image.
- Label: Imperial Tape, 12 rolls, 300 lin. ft. per roll (United States Gypsum, Chicago, Illinois), Image.
Cite this page
“Imperial (U.S. Gypsum).” AsbestosClaims.Law Library. https://asbestosclaims.law/library/products/u-s-gypsum-imperial.
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