C - Chemistry – Metallurgy – 11 – D
Patent
C - Chemistry, Metallurgy
11
D
C11D 17/00 (2006.01) C11D 1/02 (2006.01) C11D 3/20 (2006.01) C11D 3/22 (2006.01) C11D 1/14 (2006.01)
Patent
CA 2255038
Disclosed herein is a toilet cleansing block containing anionic surfactant such as a sulfonate, linear primary alcohol such as Neodol 23, and binder such as hydroxy ethyl cellulose. The block erodes very slowly, yet at essentially identical rates in hard or soft water. The block is for immersion in toilet tanks.
Cette invention concerne un bloc détersif pour toilettes contenant un agent tensioactif anionique du type sulfonate, un alcool primaire linéaire du type Néodol 23, et un liant du type hydroxy éthylcellulose. Ce bloc se désintègre très lentement, et à des vitesses sensiblement identiques dans l'eau douce et dans l'eau dure. Ce bloc est conçu pour être plongé à l'intérieur des réservoirs de chasse d'eau.
Veltman Jerome J.
Wortley Russel B.
Bereskin & Parr Llp/s.e.n.c.r.l.,s.r.l.
S.c. Johnson & Son Inc.
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