Ink jet recording sheet

The present invention provides an ink jet recording sheet which includes a support and an ink-receiving layer coated on at least one side of the support wherein the ink-receiving layer contains a coating composition containing a quaternary salt of dimethylamine.multidot.epichlorohydrin adduct represented by the following formula (1): ##STR1## wherein n shows a polymerization degree and is a positive number in the range of 2 to 2000. The ink-receiving layer may additionally contain a (meth)acrylamide-diallylamine copolymer for further effectively inhibiting the color degradation of the image.

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Claims

2. An ink jet recording sheet according to claim 1, wherein the coating composition of the ink-receiving layer additionally contains a (meth)acrylamide-diallylamine copolymer..!.

3. An ink jet recording sheet according to claim 2, wherein the weight ratio of the quaternary salt/the copolymer is 1/4 to 2/1.

4. An ink jet recording sheet according to claim 1, wherein the support is a paper or a coated paper..Iadd.5. An ink jet recording sheet according to claim 1, wherein the coating composition of the ink-receiving layer additionally contains a pigment..Iaddend.

Referenced Cited
U.S. Patent Documents
4396670 August 2, 1983 Sinclair
4576867 March 18, 1986 Miyamoto
4613525 September 23, 1986 Miyamoto et al.
5075153 December 24, 1991 Malhotra
Foreign Patent Documents
0 288 008 October 1988 EPX
60-11389 January 1985 JPX
60-49990 March 1985 JPX
62-198493 September 1987 JPX
63-205276 May 1988 JPX
Other references
  • Osaka Merchandise Mart--Technical Interchange between Different Industries Jun. 10-12, 1986 w/Pamphlet.
Patent History
Patent number: RE36303
Type: Grant
Filed: Jun 6, 1997
Date of Patent: Sep 14, 1999
Assignee: Mitsubishi Paper Mills Limited (Tokyo)
Inventors: Susumu Ogawa (Tokyo), Hideaki Senoh (Tokyo), Kouji Idei (Tokyo)
Primary Examiner: Pamela R. Schwartz
Law Firm: Armstrong, Westerman, Hattori, McLeland & Naughton
Application Number: 8/870,290
Classifications
Current U.S. Class: Of Coating (428/341); 428/195; 428/211; Cellulosic Substrate (428/342); 428/4111; Of Addition Polymer From Unsaturated Monomers (428/500)
International Classification: B41M 500; B05D 504;