Cleaning compositions
Patent 4181623 Issued on January 1, 1980. Estimated Expiration Date: 
March 15, 1998. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.
March 15, 1998. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.Patent References 2558013 2714094 3310495 3696043 3876468 3887403 Composition and method for cleaning aluminum at low temperatures Patent #: 4009115 InventorsApplicationNo. 05/886982 filed on 03/15/1978US Classes:510/182, With aliphatic alcohol, ether, or ketone component134/3, Including acidic agent134/40, Oils, grease, tar, or wax removal, by dissolving252/79.1, ETCHING OR BRIGHTENING COMPOSITIONS252/79.3, Fluorine compound containing510/108, CLEANING COMPOSITIONS OR PROCESSES OF PREPARING (E.G., SODIUM BISULFATE COMPONENT, ETC.)510/238, For grouted tile, bathtub, or procelain or ceramic surface (e.g., ceramic bathroom tile, etc.)510/421, Polyoxyalkylene containing surfactant devoid of covalently bonded anionic substituents510/432Organic solvent componentExaminersPrimary: Weinblatt, MayerAttorney, Agent or FirmInternational ClassesC11D 3/02 (20060101)C11D 7/08 (20060101) C11D 3/43 (20060101) C11D 7/02 (20060101) Foreign Application Priority Data1977-03-15 GBAbstractA composition suitable for cleaning glass or glazed ceramic articles is described which comprises, by weight, 0.05% to 0.5% hydrofluroic acid or an acid salt thereof, a second water-soluble acid selected from the group consisting of 0.02% to 4% of acetic acid, hydroxy acetic acid, propionic acid and lactic acid and 0.05% to 0.8% of a non-oxidizing mineral acid other than hydrofluoric acid, 0.01 to 0.5% of a water-soluble anionic or nonionic organic detergent, 0% to 10% of a solvent selected from the group consisting of C1 -C4 alkyl ethers of ethylene glycol, C1 -C4 alcohols and C2 -C4 ketones and the balance water. Such compositions reduce water spots and stains and leave a shiny finish.Other References
| |
