Stock material or miscellaneous articles – Structurally defined web or sheet – Discontinuous or differential coating – impregnation or bond
Patent
1974-07-23
1977-09-27
Dixon, Jr., William R.
Stock material or miscellaneous articles
Structurally defined web or sheet
Discontinuous or differential coating, impregnation or bond
428211, 428219, 428304, 428535, 428536, 156 39, 156 44, B32B 714, B32B 300
Patent
active
040512916
ABSTRACT:
A specially prepared paper bond liner, gypsum wallboard, and gypsum wallboard process which bonds the liner to the core by an adhesive confined to the paper-core interface, the adhesive comprising certain starches placed on the bond liner in their raw state.
REFERENCES:
patent: 2044401 (1936-06-01), Roos
patent: 3189511 (1965-06-01), White
patent: 3307987 (1967-03-01), Bieri
patent: 3414467 (1968-12-01), Ferrara
patent: 3463685 (1969-08-01), Elsevier
patent: 3516882 (1970-06-01), Cummisford
patent: 3690981 (1972-09-01), DeFrank et al.
patent: 3691003 (1972-09-01), Elischer
Delmonte, "The Technology of Adhesives" Hafner Publ. Co., 1947, pp. 277-290.
Dixon Jr. William R.
Kurlandsky Samuel
Roberts Kenneth E.
Robinson Robert H.
United States Gypsum Company
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