Patent ID: 7927683
Filing Date: 2011-04-19
Classification: C11D,Y10T

Abstract:
1. A weak acid bar soap, comprising: a body of a weak acid bar soap including N-long-chain acyl acidic amino-acid salt, water, and a transparentizing agent as components, the body of the weak acid bar soap having a base, an upper surface opposite the base, and a side surface connecting the base and the upper surface; and a waterproof protective film attached to said body of said weak acid bar soap such that said waterproof protective film covers said base and at least a lower part of said side surface of said weak acid bar soap, a leading edge of said waterproof protective film being attached to said side surface of said body of said weak acid bar soap; wherein said transparentizing agent is at least one selected from the group consisting of multiple alcohols, hydrocarbon, thiourea and urea; wherein said upper surface and a portion of said side surface of said body of said weak acid bar soap is exposed and not covered by said waterproof protective film, and wherein said waterproof protective film and said side surface of said body of said weak acid bar soap stick together tightly so as not to form a gap therebetween to prevent moisture from entering into said gap, such that said lower part of said side surface of said body of said weak acid bar soap is not dissolved by moisture that impinges thereon.